An ore sorting device, comprising: a detection platform (1), comprising a plurality of ore containers (4) arranged in an in-line mode, the ore containers (4) being used for accommodating ores (8) to be detected; detection devices, arranged below or above the detection platform (1), and used for dividing said ores (8) into different grades by means of detection; material receiving devices, provided on two sides of the detection platform (1), and comprising at least two accommodating portions for accommodating said ores (8) of different grades, the ore containers (4) being configured to rotate in a direction moving close to the accommodating portions, and used for moving the ores (8) in the ore containers (4) to the corresponding accommodating portions; and a material distribution device, configured to deliver said ores (8) to the plurality of ore containers (4).
Provided are a calibration method and a calibration apparatus for an imaging device and an imaging device, which can be applied to the technical field of security checks and the field of medical diagnosis. The method comprises: calculating a first theoretical intersection line according to a theoretical position of a target point of a radiation source of the imaging device, a theoretical detection position of a detector, and a phantom position of a calibration phantom (S210); determining first detection projection information for the calibration phantom on the basis of the first theoretical intersection line, an attenuation coefficient of rays emitted by the radiation source in the calibration phantom, and ray energy spectrum distribution of the radiation source in the imaging device (S220); and adjusting a parameter of the imaging device by using difference information between the first detection projection information and second detection projection information obtained by scanning the calibration phantom with the imaging device, so as to calibrate the imaging device to obtain a calibrated target parameter (S230).
G01T 7/00 - MESURE DES RADIATIONS NUCLÉAIRES OU DES RAYONS X - Détails des instruments de mesure des radiations
G01N 23/046 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux en utilisant la tomographie, p.ex. la tomographie informatisée
G01N 23/087 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et mesurant l'absorption le rayonnement consistant en rayons X en utilisant des rayons X polyénergétiques
The present disclosure provides an ore sorting device, comprising: an annular platform fixedly arranged, the upper surface of the annular platform being divided into a plurality of ore placement regions; detection devices arranged under or on the annular platforms and used for dividing ores into different grades by means of detection, each ore placement region corresponding to the detection device; material receiving devices arranged on the outer side or the inner side of the annular platform and each comprising at least two accommodating portions used for accommodating different grades of ores; and sorting components used for conveying the different grades of ores into the corresponding accommodating portions.
A radiographic inspection device and a method of inspecting an object are provided. The radiographic inspection device includes a support frame, where an inspection space applicable to inspect an object is formed within the support frame, and the inspection space has a first opening connecting to an outside; a transfer mechanism applicable to carry the object and move through the inspection space; a shielding curtain mounted at the first opening; and a driving mechanism. The driving mechanism includes: a driver mounted on the support frame; and a joint portion, where an upper end of the shielding curtain is connected to the joint portion. The driver is configured to synchronously drive two ends of the joint portion, so that the shielding curtain moves up and down with the joint portion to open or close the first opening.
A method of acquiring feature information of a detected object is provided, including: controlling the detected object to pass through a detection apparatus; controlling an imaging system to perform radiation scanning on the detected object acquiring a radiation scanning image of the detected object acquiring feature information of the detected object through the radiation scanning image. The detected object includes a first part, a detection part and a second part sequentially in a first direction. The acquiring feature information of the detected object through the radiation scanning image includes: acquiring a first boundary line between the detection part and the first part and a second boundary line between the detection part and the second part through the radiation scanning image; and calculating a dimension between the first boundary line and the second boundary line in the first direction to acquire a dimension of the detection part in the first direction.
G06V 10/44 - Extraction de caractéristiques locales par analyse des parties du motif, p.ex. par détection d’arêtes, de contours, de boucles, d’angles, de barres ou d’intersections; Analyse de connectivité, p.ex. de composantes connectées
G01N 23/04 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux
G06T 7/50 - Récupération de la profondeur ou de la forme
G06T 7/62 - Analyse des attributs géométriques de la superficie, du périmètre, du diamètre ou du volume
G06T 7/70 - Détermination de la position ou de l'orientation des objets ou des caméras
A conveying device (100) and an inspection system (1000) are provided. The conveying device includes: a first support frame (1); a first conveying mechanism (2) and a second conveying mechanism (3) which are installed on the first support frame; and a switching mechanism (4) configured to selectively lift the first conveying mechanism or the second conveying mechanism in a vertical direction, such that the first conveying mechanism or the second conveying mechanism carries goods (401) and conveys the goods in a first horizontal direction or a second horizontal direction different from the first horizontal direction. The conveying device may achieve a positioning and a smooth continuous conveying of goods, and achieve a smooth conveying and a calibrated positioning of the goods in different postures.
The present disclosure provides a radiation inspection system, including a container respectively provided with an entrance and an exit on opposite side walls thereof; and a radiation scanning imaging device disposed in the container and having an inspection channel. The radiation scanning imaging device includes a ray source, the ray source includes ray generators, and ray generators are configured to emit ray beams at different angles, so that the radiation scanning imaging device performs radiation scanning inspection on an object to be inspected passing through the inspection channel from the entrance to the exit.
G01N 23/04 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux
G01N 23/10 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et mesurant l'absorption le matériau étant confiné dans un récipient, p.ex. scanners de bagage à rayons X
G01V 5/00 - Prospection ou détection au moyen de radiations nucléaires, p.ex. de la radioactivité naturelle ou provoquée
8.
MINERAL SEPARATION APPARATUS AND MINERAL SEPARATION METHOD
A mineral separation apparatus and a mineral separation method. The mineral separation apparatus comprises a conveying mechanism (1), a first light source assembly (2) located above the conveying mechanism (1), a first detector assembly (3) located below the conveying mechanism (1), and a separation mechanism (4). The mineral separation method comprises: irradiating minerals with neutron rays and X-rays to perform dual-mode imaging (S10); dividing the minerals into minerals of different grades according to a dual-mode imaging result (S20); and separating the minerals of different grades (S30). According to the mineral separation apparatus and the mineral separation method, the separation of minerals, especially lithium ores or boron ores, can be completed, the environmental pollution, the water consumption, the mineral separation cost and the energy consumption can be reduced, and the stability and reliability of the quality of mineral separation products are ensured.
G01N 23/04 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux
G01N 23/05 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux en utilisant des neutrons
G01N 23/083 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et mesurant l'absorption le rayonnement consistant en rayons X
G01N 23/09 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et mesurant l'absorption le rayonnement consistant en neutrons
B07C 5/34 - Tri en fonction d'autres propriétés particulières
9.
IMAGING METHOD FOR STATIC CT EQUIPMENT, STATIC CT EQUIPMENT, ELECTRONIC DEVICE, AND MEDIUM
Provided are static CT equipment and an imaging method therefor. The imaging method comprises: by using a distributed ray source and a detector, collecting initial projection data of an object under examination at different angles, wherein the initial projection data comprises projection data directly acquired by the detector on the basis of rays emitted by a plurality of ray source points; acquiring a first CT image by using a reconstruction algorithm according to the collected initial projection data; segmenting the first CT image into N first sub-images, wherein N is a positive integer greater than or equal to 1, and a union of the N first sub-images covers the whole first CT image; optimizing the N first sub-images to obtain N second sub-images; and combining the N second sub-images to obtain a second CT image.
The present disclosure is applicable to the technical field of blockchains and provides a blockchain-based logistics supervision method and apparatus, an electronic device, and a storage medium. The method comprises: performing on-chaining processing on acquired initial feature data of a target cargo to generate first data, the first data comprising a first hash value associated with the initial feature data, and the initial feature data being acquired according to a first image of the target cargo at a first position; performing real-time monitoring on state information of the target cargo by means of an electronic lock, and performing on-chaining processing on acquired anomaly state information to generate second data; performing on-chaining processing on acquired end feature data of the target cargo to generate third data, the third data comprising a second hash value associated with the end feature data, and the end feature data being acquired according to a second image of the target cargo at a second position; and determining a supervision strategy of the target cargo according to an acquired comparison result between the first data and third data and/or the second data.
The present disclosure provides a radiation inspection device, which has a transportation state and a working state, and includes a container with an adjustable width, and the width of the container in the transportation state is smaller than that in the working state; a radiation inspection apparatus arranged in the container and including a radiation source and a detector, and in the transportation state, the length of the radiation inspection apparatus is arranged along the length direction of the container, and in the working state, the length of the radiation inspection apparatus is arranged along the width direction of the container to perform radiation scanning inspection on vehicles passing through the container along the length direction; a rotating apparatus arranged in the container and configured to rotate the radiation inspection apparatus when the radiation inspection device is switched between the transportation state and the working state.
G01V 5/00 - Prospection ou détection au moyen de radiations nucléaires, p.ex. de la radioactivité naturelle ou provoquée
G01N 23/10 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et mesurant l'absorption le matériau étant confiné dans un récipient, p.ex. scanners de bagage à rayons X
An object detection device is provided, including: a support structure, a ray source assembly, and a detector assembly. The support structure is configured to form a passageway for a passage of a detected object; the ray source assembly is configured to emit a ray; and the detector assembly includes a detector mounting frame connected to the support structure and a plurality of detection units arranged on the detector mounting frame, the detection unit being configured to receive a transmission ray penetrating the detected object and obtain a detection information based on the transmission ray; the support structure includes a vertical support arm having an adjustable height, and a vertical distance from the ray source assembly to a bottom portion of the support structure varies with a height of the vertical support arm. Another object detection device is further provided, including a ray source assembly, a detector assembly and a controller.
The present application relates to a three-dimensional imaging method and apparatus, and a 3D imaging device. The method comprises generating 3D image information by capturing a 3D capture area containing a detected object using a depth camera; extracting a mask of the detected object from the 3D image information; determining an imaging area associated with the detected object based on the mask of the detected object; collecting data from a holographic data collection area containing the detected object by a holographic data collection device, generating holographic data; and performing image reconstruction on the imaging area based on the holographic data.
Provided in the present disclosure are a positioning information processing method and apparatus, and an electronic device and a storage medium, which can be applied to the technical field of positioning. The method comprises: in response to a positioning request, respectively acquiring distance information of each base station among a plurality of base stations with respect to a terminal device; on the basis of a plurality of pieces of distance information, determining first location information of the terminal device in a first reference system, which first reference system is determined on the basis of the plurality of base stations; and on the basis of the first location information and location information of a target article, determining positioning information of the terminal device with respect to the target article, wherein the location information of the target article is determined from a computed tomography result.
A suspicious article positioning system, comprising: a truss indicating mechanism (2) defining a coordinate system, the coordinate system having an X direction, a Y direction, and a Z direction which are perpendicular to one another. The truss indicating mechanism (2) comprises: a truss body (20); first direction movement rails (2-1) disposed on the truss body (20) and arranged in a first direction among the X direction, the Y direction, and the Z direction; a second direction movement rail (2-2) movably disposed on the first direction movement rails (2-1) and arranged in a second direction among the X direction, the Y direction, and the Z direction, the second direction movement rail (2-2) being configured to be able to move in the first direction relative to the first direction movement rails (2-1); and a distance measurement indicating device (2-3) movably disposed on the second direction movement rail (2-2), the distance measurement indicating device (2-3) being configured to be able to move in the second direction relative to the second direction movement rail (2-2) and being configured to use coordinate information of the coordinate system to feed back position information of a suspicious article in cargo under inspection. Further provided is a suspicious article positioning method.
A ray source mechanism, comprising: a body (22) configured for emittingrays; a pulling assembly (21) configured for limiting the position of the body (22) relative to a machine frame (1) and allowing the body (22) to rotate around a first axis of the pulling assembly (21) between a closed position near the machine frame (1) and an open position away from the machine frame (1); and a first supporting assembly (23) mounted at a lower end of the body (22) to support the lower end of the body (22) to smoothly rotate around a first axis relative to a first working surface located below the first supporting assembly (23), wherein a portion of the first supporting assembly (23) transitions between a detached state from the first working surface and a contact state with the first working surface when the body (22) is in a detachment process from the closed position, so as to adjust the contact area between the first supporting assembly (23) and the first working surface. Further provided is a computed tomography equipment, comprising a machine frame (1), a detector mechanism (3), and a ray source mechanism (2). The ray source mechanism (2) is configured to move between a closed position shielding the detector mechanism (3) and an open position exposing the detector mechanism (3).
A method of training an image decomposition model, a method of decomposing an image, an electronic device, and a storage medium are provided. The method of training the image decomposition model includes: acquiring a training set; inputting first and second training images into first and second adversarial neural networks respectively, so as to determine a first loss function value; inputting a third training image into the first and second adversarial neural networks respectively, so as to determine a second loss function value; determining a third loss function value according to a comparison result between an acquired fusion image and the third training image, where the fusion image is generated by fusing generated images of the first and second adversarial neural networks, and adjusting a parameter of the image decomposition model according to at least one of the first to third loss function values.
A method of millimeter-wave human body security checking based on double standing postures is provided, including: scanning and checking a body of a checked person in a first standing posture by using a millimeter-wave human body security detector, so as to obtain a first millimeter-wave human body image; scanning and checking the body of the same checked person in a second standing posture by using the millimeter-wave human body security detector, so as to obtain a second millimeter-wave human body image, wherein the second standing posture is different from the first standing posture (S10); and determining whether the checked person carries contraband based on at least the first millimeter-wave human body image and the second millimeter-wave human body image (S20). A system of millimeter-wave human body security checking based on double standing postures is provided, including: a millimeter-wave human body security detector (100) configured to: scan and check a body of a checked person in a first standing posture, so as to obtain a first millimeter-wave human body image, and scan and check the body of the same checked person in a second standing posture, so as to obtain a second millimeter-wave human body image, wherein the second standing posture is different from the first standing posture; and a processor (200) communicating with the millimeter-wave human body security detector (100) and configured to determine whether the checked person carries contraband based on at least the first millimeter-wave human body image and the second millimeter-wave human body image.
A radiographic inspection device is provided, including: a plurality of inspection channels, a scanning apparatus, a driving apparatus and a controller. The plurality of inspection channels are arranged side by side, and each inspection channel is configured to carry an object to be inspected. The scanning apparatus includes a radiation source mounted outside the plurality of inspection channels, and a receiving apparatus mounted outside the plurality of inspection channels and configured to receive a radiation beam emitted from the radiation source. The driving apparatus is configured to drive the radiation source and the receiving apparatus to move to a vicinity of each inspection channel. The controller is configured to control the scanning apparatus moved to the vicinity of one of the plurality of inspection channels to scan the object in the one of the plurality of inspection channels.
G01N 23/083 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et mesurant l'absorption le rayonnement consistant en rayons X
G01N 23/04 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux
Embodiments of the present application provide a detection method. The detection method includes: acquiring information of at least two first positions through which a particle passes before penetrating an object under detection, and information of at least two second positions through which the particle passes after penetrating the object under detection, wherein the object under detection is a metal product; reconstructing, based on the information of the at least two first positions, a first track before the particle penetrates the object under detection; reconstructing, based on the information of the at least two second positions, a second track after the particle penetrates the object under detection; processing the first track and the second track to obtain feature information of the object under detection; and determining, according to the feature information and preset feature information of an object of a target type, a detection result of the object under detection.
G01N 23/10 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et mesurant l'absorption le matériau étant confiné dans un récipient, p.ex. scanners de bagage à rayons X
G01N 23/20025 - Porte-échantillons ou leurs supports
21.
METHOD AND SYSTEM FOR TRACKING TARGET OBJECT IN OBJECT TO BE INSPECTED
A method and system for tracking a target object in an object to be inspected. The method for tracking a target object in an object to be inspected comprises: identifying a target object in a perspective image, and determining first position information of the target object in a three-dimensional model in the object to be inspected; by using a mobile viewing device (2), constructing a three-dimensional shape image of the object to be inspected, and determining second position information of the mobile viewing device (2) relative to the three-dimensional shape image; according to the first position information and the second position information, obtaining three-dimensional coordinates of the target object relative to the mobile viewing device (2); and associating the three-dimensional coordinates to the mobile viewing device (2), and viewing the relative position of the mobile viewing device (2) to the target object in real time by means of the mobile viewing device (2), so as to guide a user of the mobile viewing device (2) to approach the target object. The system for tracking a target object in an object to be inspected comprises a processor (1) and the mobile viewing device (2), wherein the processor (1) comprises an identification module.
G01S 17/66 - Systèmes de poursuite utilisant d'autres ondes électromagnétiques que les ondes radio
G01S 17/894 - Imagerie 3D avec mesure simultanée du temps de vol sur une matrice 2D de pixels récepteurs, p.ex. caméras à temps de vol ou lidar flash
G01N 23/046 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux en utilisant la tomographie, p.ex. la tomographie informatisée
22.
X-BAND SMALL-FOCUS ACCELERATOR USED FOR NONDESTRUCTIVE TESTING
Provided in the present disclosure is an X-band small-focus accelerator used for nondestructive testing, comprising a magnetron which is used for generating microwaves; an acceleration tube which is used for accelerating electrons and is an X-band acceleration tube; a microwave system, connected between the magnetron and the acceleration tube and used for feeding into the acceleration tube the microwaves generated by the magnetron; an electron gun, connected to the acceleration tube and used for emitting electron beams towards the interior of the acceleration tube; and an electron gun power supply, used for supplying power to the electronic gun, wherein the acceleration tube, the microwave system, the magnetron and the electron gun power supply are sequentially arranged in a front-back direction of the accelerator, so that the length of the accelerator is determined. The present disclosure uses the X-band acceleration tube, so that a small focus can be realized more easily and the image resolution is high; and the acceleration tube, the microwave system, the magnetron and the electron gun power supply which are required by the accelerator are sequentially arranged to limit the length of the accelerator, thus fully utilizing the internal space of the accelerator, and reducing the outline dimension appearance size of the accelerator.
H05H 7/22 - TECHNIQUE DU PLASMA; PRODUCTION DE PARTICULES ÉLECTRIQUEMENT CHARGÉES ACCÉLÉRÉES OU DE NEUTRONS; PRODUCTION OU ACCÉLÉRATION DE FAISCEAUX MOLÉCULAIRES OU ATOMIQUES NEUTRES - Détails des dispositifs des types couverts par les groupes - Détails d'accélérateurs linéaires, p.ex. tubes de glissement
G01N 23/02 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Technical research; Technological project studies; Research and development of new products for others; quality control for others; physics research; mechanical research; Design, maintenance, development and updating of computer software; design, installation, updating and maintenance of software systems; design and development of inspection systems; monitoring of computer systems by remote access; design and development of security, surveillance and inspection installations; monitoring of security, surveillance and inspection installations.
09 - Appareils et instruments scientifiques et électriques
Produits et services
(1) Detectors; particle accelerators; cyclotrons; metal detectors for industrial or military purposes; radiological apparatus for industrial purposes; apparatus and installations for the production of X-rays, not for medical purposes; X-ray inspection devices for contents of hand-held and check-in luggage; X-ray inspection devices for containers and vehicles; data processing apparatus; computer software, recorded; integrated circuit cards [smart cards]; computer programs [downloadable software]; Electrical and electronic apparatus for storing data; Image processing instruments; electric installations for the remote control of industrial operations; alarms; luggage security detection apparatus and devices; automatic explosive detection apparatus and devices; radiation detectors; drug detectors; metal detectors; weapon detectors; X-ray laminographic inspection apparatus, other than for medical use; scanners [data processing equipment]; Image scanners; Electronic monitoring instruments, other than for medical use; camcorders; humanoid robots with artificial intelligence; human body inspecting equipment for security purposes using millimeter wave technology; human body inspecting equipment for security purposes using terahertz technology; human body inspecting equipment for security purposes using X-ray technology; Optical apparatus and instruments; measuring vessels or apparatus for physical and chemical test and for component analysis use, not for medical purposes; Diagnostic apparatus for liquid safety, using Raman spectroscopy technology, not for medical purposes; Non-medical infrared thermo detectors; material testing instruments and machines; Diagnostic apparatus for testing food, using Raman spectroscopy technology; Ticket dispensers; Computer terminals; telepresence robots; interactive touch screen terminals; Facial recognition apparatus; weighing apparatus and instruments; measures; security surveillance robots; Cameras; precision measuring apparatus; Remote control telemetering machines and apparatus; X-ray security screening machines; Handheld security wands; Full-body X-ray scanners for security purposes; Contraband detectors; Radioactivity measuring apparatus; "photo electron spectroscopy analyzers [not for medical purposes]"; Electromagnetic measuring & testing equipments; Magnetic object detectors; infrared detectors; measuring devices, electric; Radiation detectors; X-ray fluorescence analyzers; X-ray fluorescence spectrometer analyzer; identification apparatus for substance, using Raman spectroscopy technology , not for medical purpose; food analysis apparatus; Food testing diagnostic equipments; Temperature sensors; electronic access control systems for interlocking doors; mineral sorting instruments and machines, using X-ray inspecting technology; CT testing devices for quality control of battery adhesive layer.
25.
PUPIL DETECTION METHOD AND APPARATUS, AND STORAGE MEDIUM AND ELECTRONIC DEVICE
A pupil detection method and apparatus, and a storage medium and an electronic device, which relate to the technical field of image processing and are used to solve the problem in the related art of the accuracy of a pupil detection result being relatively low. The pupil detection method involved comprises: detecting position information of a checked object, and after it is determined, according to the position information, that the checked object has entered a target area, acquiring a plurality of scene images of the checked object (S202); performing facial recognition processing on the plurality of scene images to obtain a plurality of facial images (S204); detecting eyes in the plurality of facial images to obtain a plurality of eye images (S206); and detecting pupils in the plurality of eye images to obtain information of the pupils in the plurality of eye images (S208). The solution can improve the accuracy of pupil detection and reduce the detection error rate.
A method and a system of performing security inspection of human body based on millimeter-wave. The method includes: displaying, by a first display device, information related to a designated posture to a person to be inspected before the person enters an inspection channel defined by a millimeter-wave human body security inspection instrument, the designated posture being expected to be taken by the person when scanning the person with the instrument; guiding the person to enter the inspection channel and stand at a designated standing position within the inspection channel in a standing posture substantially complying with the designated posture; scanning, by the instrument, the person, to obtain millimeter-wave scanning data; and performing, by a workstation, a reconstruction of millimeter-wave scanning image of the person, a confirmation for the standing posture of the person, and a recognition of a suspected item of the person, based on the millimeter-wave scanning data.
Provided are a method and an apparatus of training a radiation image recognition model online and a method and an apparatus of recognizing a radiation image. Preset data is pre-stored in a radiation inspection system, and the preset data includes a first radiation image. The method of training radiation image recognition model online includes: collecting a second radiation image at the radiation inspection site; labeling the second radiation image online to form on-site collected data having a second labeling information, wherein the second labeling information is an incomplete labeling information of the second radiation image, and the second labeling information is used to indicate at least one of objects of interest in the second radiation image; synthesizing the preset data and the on-site collected data online to form a training data set; and training the radiation image recognition model online using the training data set.
G01S 13/88 - Radar ou systèmes analogues, spécialement adaptés pour des applications spécifiques
G06T 5/50 - Amélioration ou restauration d'image en utilisant plusieurs images, p.ex. moyenne, soustraction
G06T 7/62 - Analyse des attributs géométriques de la superficie, du périmètre, du diamètre ou du volume
G06T 7/70 - Détermination de la position ou de l'orientation des objets ou des caméras
G06V 10/74 - Appariement de motifs d’image ou de vidéo; Mesures de proximité dans les espaces de caractéristiques
G06V 20/70 - RECONNAISSANCE OU COMPRÉHENSION D’IMAGES OU DE VIDÉOS Éléments spécifiques à la scène Étiquetage du contenu de scène, p.ex. en tirant des représentations syntaxiques ou sémantiques
28.
METHOD AND APPARATUS FOR ONLINE TRAINING RADIATION IMAGE RECOGNITION MODEL, AND RADIATION IMAGE RECOGNITION METHOD AND APPARATUS
Provided are a method and apparatus for online training a radiation image recognition model, and a radiation image recognition method and apparatus. Preset data is pre-stored in a radiation inspection system, and the preset data comprises a first radiation image. The training method comprises: acquiring a second radiation image on a radiation inspection site; online annotating the second radiation image to form on-site acquired data having second annotation information, wherein the second annotation information is incomplete annotation information of the second radiation image, and the second annotation information is used for indicating some objects of interest in the second radiation image; online combining the preset data and the on-site acquired data to form a training data set; and online training a radiation image recognition model by means of the training data set.
G06V 10/774 - Dispositions pour la reconnaissance ou la compréhension d’images ou de vidéos utilisant la reconnaissance de formes ou l’apprentissage automatique utilisant l’intégration et la réduction de données, p.ex. analyse en composantes principales [PCA] ou analyse en composantes indépendantes [ ICA] ou cartes auto-organisatrices [SOM]; Séparation aveugle de source méthodes de Bootstrap, p.ex. "bagging” ou “boosting”
G06V 10/771 - Sélection de caractéristiques, p.ex. sélection des caractéristiques représentatives à partir d’un espace multidimensionnel de caractéristiques
G06V 10/764 - Dispositions pour la reconnaissance ou la compréhension d’images ou de vidéos utilisant la reconnaissance de formes ou l’apprentissage automatique utilisant la classification, p.ex. des objets vidéo
G06V 10/82 - Dispositions pour la reconnaissance ou la compréhension d’images ou de vidéos utilisant la reconnaissance de formes ou l’apprentissage automatique utilisant les réseaux neuronaux
The present application provides a material sorting system and method. The material sorting system comprises: a material distribution device used for conveying materials; an identification device used for identifying material information of the materials on the material distribution device; a sorting device used for sorting the materials according to the material information, the sorting device comprising at least one spray valve located on below a mineral movement trajectory and used for blowing the materials; a material receiving device comprising at least two chutes and used for accommodating at least two types of materials after sorting; and an auxiliary sorting device which is arranged above the at least two chutes and is used for conveying materials falling on the auxiliary sorting device into the chute on the side distant from the material distribution device among the corresponding at least two chutes.
B07C 5/36 - Appareils trieurs caractérisés par les moyens qu'ils utilisent en vue de la distribution
B07C 5/34 - Tri en fonction d'autres propriétés particulières
B07C 5/00 - Tri selon une caractéristique ou une particularité des objets ou du matériau à trier, p.ex. tri commandé par un dispositif qui détecte ou mesure cette caractéristique ou particularité; Tri à l'aide de dispositifs manœuvrés à la main, p.ex. d'aiguillages
B07C 5/02 - Opérations précédant le tri, p.ex. mise en place des objets dans un courant, redressage
A material sorting system and sorting method. The material sorting system comprises: a material distribution apparatus (100), which is used for conveying materials; an identification apparatus (200), which comprises an X-ray detection module (40) and a three-dimensional image acquisition module (50), wherein the X-ray detection module (40) is used for acquiring a first image of the material on the material distribution apparatus (100), and the three-dimensional image acquisition module (50) is used for acquiring a second image of the material on the material distribution apparatus (100); a control apparatus (600), which is used for obtaining the material category of the material on the basis of the first image, obtaining the center of mass of the material on the basis of the first image and the second image, and obtaining, on the basis of the center of mass of the material, the time when the material reaches a blowing position corresponding to a sorting apparatus (300); the sorting apparatus (300), which is located downstream of the material distribution apparatus (100) and is used for blowing the center of mass of the material, which reaches the blowing position, so as to realize material sorting; and a material receiving apparatus (400), which is used for accommodating the sorted material.
A material sorting system and sorting method. The material sorting system comprises: a material distribution device (100), which is used for conveying materials; an identification device (200), which is used for identifying material information of the materials on the material distribution device (100); a sorting device (300), which is used for sorting the materials according to the material information and at least comprises a first spraying valve (10) and a second spraying valve (20) located on a lower side of a material moving track, an elevation angle of the first spraying valve (10) being greater than an elevation angle of the second spraying valve (20), and the first spraying valve (10) and the second spraying valve (20) being used for sorting the materials into at least three categories; and a material receiving device (400), which is used for accommodating the sorted materials of the at least three categories.
B07C 5/34 - Tri en fonction d'autres propriétés particulières
B07C 5/36 - Appareils trieurs caractérisés par les moyens qu'ils utilisent en vue de la distribution
B07C 5/00 - Tri selon une caractéristique ou une particularité des objets ou du matériau à trier, p.ex. tri commandé par un dispositif qui détecte ou mesure cette caractéristique ou particularité; Tri à l'aide de dispositifs manœuvrés à la main, p.ex. d'aiguillages
B07B 11/02 - Disposition des accessoires pour le conditionnement de l'air ou des matériaux
B07B 11/00 - Disposition des accessoires dans les appareils à séparer les solides par utilisation de courants de gaz
B07B 4/00 - Séparation des solides, obtenue en soumettant leur mélange à des courants de gaz
An ore-dressing device, comprising a conveying mechanism (10), a backscattering mechanism (20), and a jetting mechanism (30). The conveying mechanism (10) is used to convey ores, and the ores are conveyed from a discharge end of the conveying mechanism (10) and move along a first track; the backscattering mechanism (20) is arranged below the conveying mechanism (10) and comprises a backscattering emitter (21) and a backscattering detector (22), the backscattering emitter (21) being used for emitting rays to the ores, and the backscattering detector (22) being used to receive rays scattered from the ores to obtain a backscattering image; and the jetting mechanism (30) is positioned below the backscattering mechanism (20), and the jetting mechanism (30) jets a high-pressure fluid to move some ores along a second track according to a comparison result of a grayscale value of the backscattering image and a preset grayscale value. The backscattering mechanism (20) is located below the conveying mechanism (10), such that the structures of mechanisms of the ore-dressing device are compact, thereby reducing the overall size of the ore-dressing device.
Provided are a method and apparatus for achieving high availability of clustered virtual machines. The method comprises: detecting the state of at least one virtual machine in a cluster; when the state of the at least one virtual machine is an abnormal state, obtaining a high-availability recovery strategy exclusive to the at least one virtual machine; and performing a recovery operation on the at least one virtual machine according to the obtained high-availability recovery strategy exclusive to the at least one virtual machine.
G06F 9/455 - Dispositions pour exécuter des programmes spécifiques Émulation; Interprétation; Simulation de logiciel, p.ex. virtualisation ou émulation des moteurs d’exécution d’applications ou de systèmes d’exploitation
34.
KERNEL DENSITY ESTIMATION-BASED VIRTUAL MACHINE RUNNING STATE DETECTION METHOD AND APPARATUS
Provided is a kernel density estimation-based virtual machine running state detection method. The method comprises: acquiring a training data set for representing at least one feature of at least one running state of a virtual machine; by using a kernel density estimation algorithm, constructing a probability density model for the training data set, so as to obtain a probability density distribution curve; according to the probability density model, determining a probability density threshold value; acquiring a test data set of at least one feature; according to the constructed probability density model, obtaining a probability density distribution curve; comparing the probability density distribution curves of the training data set and the test data set, so as to determine a total probability density distribution measurement score; comparing a plurality of probability density values of the test data set with the probability density threshold value, so as to determine a total abnormality value proportion measurement score; according to the total probability density distribution measurement score and the total abnormality value proportion measurement score, determining a total virtual machine state score; and according to the total virtual machine state score, determining the running state of the virtual machine.
G06F 9/455 - Dispositions pour exécuter des programmes spécifiques Émulation; Interprétation; Simulation de logiciel, p.ex. virtualisation ou émulation des moteurs d’exécution d’applications ou de systèmes d’exploitation
The present application discloses a mineral dry separation device, comprising: a material-feeding system, a material-distributing device, an identifying device, and an actuating mechanism, wherein the material-feeding system is located upstream of the material-distributing device and is used to supply raw mineral materials to the material-distributing device; the identifying device comprises a pulse type X-ray source located above the material-distributing device and an X-ray detector located below the material-distributing device; the identifying device is used to identify information of the raw mineral materials; and the actuating mechanism is used to separate the raw mineral materials according to the information of the raw mineral materials. The mineral dry separation device of the present application uses the pulse type X-ray source, making imaging clear, can correct afterglow of a detector, and thus makes detected data more accurate, thereby improving the separation precision and processing capacity of the device, and ensuring a good separation effect.
Disclosed is a support frame (1) of a CT imaging system, including: a connection flat plate portion (10); a support body portion (20) disposed on the connection flat plate portion (10); an X-ray source installation reference portion (30) disposed on the connection flat plate portion (10); an electrical installation portion (40); a cooling component installation portion (50); and a through hole (60), wherein the through hole is surrounded by the support body portion (20), the X-ray source installation reference portion (30), the electrical installation portion (40) and the cooling component installation portion (50), and the through hole penetrates the connection body portion (10). The connection flat plate portion (10), the support body portion (20), the X-ray source installation reference portion (30), the electrical installation portion (40) and the cooling component installation portion (50) are integrally formed.
The present invention relates to a backscatter imaging device, a control method and an inspection system. The backscatter imaging device includes a ray source assembly configured to emit rays to a scanning area; a backscatter detector array including a plurality of backscattering detectors and configured to receive scattered photons when the rays are backscattered by an object within the scanning area; and a first collimator assembly including a plurality of first collimating channels corresponding to the plurality of backscatter detectors respectively, arranged on one side of the backscatter detector array adjacent to the scanning area, and configured to align the scattered photons when the rays are backscattered by the object, and the plurality of backscatter detectors receive scattered photons corresponding to a plurality of depths in the object respectively; and at least part of the plurality of first collimation channels have an adjustable collimation angle.
G01N 23/203 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en utilisant la réflexion de la radiation par les matériaux en mesurant la rétrodiffusion
38.
DEFLECTION ELECTRODE ASSEMBLY, X-RAY SOURCE, AND X-RAY IMAGING SYSTEM
The present application relates to a deflection electrode assembly, an X-ray source, and an X-ray imaging system. The deflection electrode assembly includes: a first electrode plate, including a first connection portion and a plurality of first tooth portions, wherein the first electrode plate is formed as a comb shape; and a second electrode plate, including a second connection portion and a plurality of second tooth portions, wherein the second electrode plate is formed as a comb shape. The first electrode plate and the second electrode plate are not in contact with each other, and the plurality of first tooth portions and the plurality of second tooth portions are arranged at least partially in a staggered manner to form a plurality of electron beam passageways; each electron beam passageway is located between adjacent first and second tooth portions.
Provided is a server of a checking system based on a millimeter wave security inspection device, connected to a security inspection instrument through a switching system, the server includes a memory and a processor, the memory stores instructions, and the instructions, when executed by the processor, cause the processor to: receive a scanned image of an object and an ATR image interpretation result of the object from the security inspection instrument, wherein the ATR image interpretation result is obtained by the security inspection instrument performing an automatic threat recognition (ATR) image interpretation on the scanned image, and perform a manual inspection task on the object and perform an image interpretation task on the scanned image according to a working mode, wherein the working mode indicates whether the checking system is provided with a manual inspection station and an image interpretation station.
A mobile detection device and a detection method are provided. The mobile detection device includes: a bearing platform, being arranged fixedly, and including a bearing surface bearing an object to be detected; a movable gantry, located on a side of the bearing surface bearing the object to be detected and configured to be movable relative to the bearing platform; a movable bearing device, located on a side of the bearing surface away from the movable gantry and configured to be movable relative to the bearing platform; a first radiation source, arranged on one of the movable gantry and the movable bearing device, and a first detector array, arranged opposite to the radiation source and arranged on the other of the movable gantry and the movable bearing device, wherein the movable gantry and the movable bearing device are configured to be moved synchronously relative to the bearing platform.
G01N 23/10 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et mesurant l'absorption le matériau étant confiné dans un récipient, p.ex. scanners de bagage à rayons X
G01N 23/04 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux
G01N 23/083 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et mesurant l'absorption le rayonnement consistant en rayons X
A trace detection device including: an ion mobility tube ; a sampling gas path module ; a sample injection gas path module configured to introduce a sample carrier gas containing a sample collected by the sampling gas path module toward the ion mobility tube; and a gas chromatography apparatus capable of pre-separating the sample carrier gas, so as to form a pre-separated sample carrier gas; wherein the sample injection gas path module is further configured to be capable of switching between a first mode and a second mode, in the first mode, the sample injection gas path module introduces the sample carrier gas into the ion mobility tube; and in the second mode, the sample injection gas path module introduces the sample carrier gas into the gas chromatography apparatus to pre-separate the sample carrier gas, and the pre-separated sample carrier gas is introduced into the ion mobility tube.
Provided are an odor sniffing device (11) and a vehicle-mounted security inspection apparatus for a container (1). The odor sniffing device (11) includes a primary sampling front end (116), which has a vent adapter (116-1) having a shape matching with a vent of the ventilator of the container, so that when the primary sampling front end (116) fits with the ventilator, the vent adapter (116-1) and the vent generally cooperate to achieve fluid communication. The vehicle-mounted security inspection apparatus (1) may perform imaging inspection and chemical inspection simultaneously.
Provided is a device of detecting a ray dose adaptable for coupling with a terminal, including: a housing, a scintillator and a light shielding layer. The housing has an accommodating space and a window, the accommodating space is in communication with the window; the scintillator is configured to receive a ray and convert a received ray into a visible light, the scintillator is located in the accommodating space, the scintillator covers the window, an outer surface of the scintillator includes a first outer surface and a second outer surface, and the first outer surface is adapted to a camera of the terminal; and the light shielding layer is configured to shield a visible light in an external environment from illuminating on the scintillator, the light shielding layer is arranged on the second outer surface of the scintillator.
A radiation inspection system, comprising: a radiation source (10) having an accelerator target (11); and a detector arm comprising an arm body (20) and a plurality of detector modules (30). The plurality of detector modules (30) are arranged on the arm body (20) along the length direction of the arm body (20), and each detector module (30) comprises a circuit board (31) and a plurality of detector crystals (32) mounted on the circuit board (31). The mounting directions of the plurality of detector crystals (32) in each detector module (30) are parallel to each other, and are arranged along a reference straight line (R) on the circuit board (31) at a preset included angle with respect to the reference straight line (R). The plurality of detector modules (30) correspond to at least two different preset included angles.
G01V 5/00 - Prospection ou détection au moyen de radiations nucléaires, p.ex. de la radioactivité naturelle ou provoquée
G01N 23/04 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux
45.
SECURITY INSPECTION EQUIPMENT, SECURITY INSPECTION SYSTEM AND SECURITY INSPECTION METHOD
Security inspection equipment, comprising: a frame (6), which defines an inspection channel extending in a first direction; a first X-ray accelerator (1), which is arranged at the top of the frame (6) and offset from a centre line of the inspection channel and is configured to radiate first X-rays (11) downward toward the inspection channel so as to inspect an item (7) to be inspected that is passing through the inspection channel; a second X-ray accelerator (2), which is configured to radiate second X-rays (21) to the inspection channel so as to inspect said item (7) that is passing through the inspection channel; and a detector device, which comprises a plurality of detector modules, wherein the plurality of detector modules are arranged on the frame (6) and face the first X-ray accelerator (1) and the second X-ray accelerator (2) and are used for receiving at least some of the first X-rays (11) and/or the second X-rays (21), so as to form a transmission image of said item (7). The first X-rays (11), the second X-rays (21) and the detector modules in the detector device are configured to be located in the same plane. Further comprised are a security inspection system, and a security inspection method applied to security inspection equipment.
G01V 5/00 - Prospection ou détection au moyen de radiations nucléaires, p.ex. de la radioactivité naturelle ou provoquée
G01N 23/04 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux
Provided is a radiation inspection system, comprising: a radiation imaging apparatus (1) which comprises at least one radiation source (111, 121) and at least one detector module (112, 122), has a CT inspection mode and a DR inspection mode, and is configured to perform, by means of an inspection channel (P), radiation inspection on an object (O) to be inspected; a conveying apparatus (2) which comprises a conveying apparatus body (21) and a sub-main motor (22) which is in driving connection with the conveying apparatus body (21) so as to drive the conveying apparatus body (21) to move along the inspection channel (P), the sub-main motor (22) comprising a main motor (221), a sub-motor (223) and a speed reducer (225); and a controller (3) which is in signal connection with the radiation imaging apparatus (1) and the sub-main motor (22), wherein the controller (3) is configured so that when the radiation imaging apparatus (1) is in the CT inspection mode, the conveying apparatus body (21) is in driving connection with the sub-motor (223) by means of the speed reducer (225), and when the radiation imaging apparatus (1) is in the DR inspection mode, the conveying apparatus body (21) is in driving connection with the main motor (221). According to the radiation inspection system, the control of the conveying apparatus may be simplified, and costs are reduced.
G01N 23/04 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux
G01N 23/046 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux en utilisant la tomographie, p.ex. la tomographie informatisée
A scanning inspection device, which comprises a first rotating frame (1), a first driving device, a ray source (2), a detector (3), a cooling device for cooling the ray source (2), and a second driving device; a transport channel used for allowing passage of an inspected object (6) is provided at the center of the first rotating frame (1); the first driving device establishes a driving connection with the first rotating frame (1) to drive the first rotating frame (1) to rotate; the ray source (2), the detector (3), and the cooling device for cooling the ray source (2) are all mounted on the first rotating frame (1) and rotate along with the first rotating frame (1); and the second driving device is configured to drive the cooling device to rotate in a direction opposite a rotating direction of the first rotating frame (1), so as to cause the cooling device to maintain a fixed orientation during rotation of the first rotating frame (1).
G01V 5/00 - Prospection ou détection au moyen de radiations nucléaires, p.ex. de la radioactivité naturelle ou provoquée
G01N 23/046 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux en utilisant la tomographie, p.ex. la tomographie informatisée
A device maintenance apparatus, used for maintaining a device to be maintained (1), the device to be maintained (1) comprising a first side and a second side which are opposite to one another, and the device maintenance apparatus comprising: at least one guide rail (3), the guide rail (3) extending in a first direction, the first direction being a direction pointing from the first side to the second side; a sliding mechanism (4) disposed on the guide rail (3) and used for supporting the device to be maintained (1); and a driving mechanism (5) for driving the sliding mechanism (4) and the device to be maintained (1) to move along the guide rail (3), wherein, the device maintenance apparatus is constructed such that: the device to be maintained (1) can move along the guide rail (3) so as to change a maintenance space located on the first side or the second side. Additionally provided is a device maintenance method, which allows the device to be maintained (1) to integrally move to a certain side, compressing a work space on one side of the device to be maintained (1), expanding the work space on the other side of the device to be maintained (1), and thus satisfying device maintenance space requirements.
A calibration assembly (100) comprises a base portion (101) and a plurality of calibration wires (102). The calibration wires (102) are connected to the base portion (101) in a scattered manner. The X-ray absorption capability of the calibration wires (102) is greater than the X-ray absorption capability of the base portion (101). The specific structure of the plurality of calibration wires (102) in the calibration assembly (100) is designed such that the calibration wires (102) are connected to the base portion (101) in a scattered manner. The calibration wires (102), configured to have an X-ray absorption capability greater than that of the base portion (101), are applied to a calibration phantom, and the calibration phantom is then scanned in a scanning system, so as to continuously adjust geometric parameter values used in an imaging method to obtain optimal geometric parameter values closest to those of actual scanning systems and structures, thereby improving imaging performance of the scanning system.
G01N 23/046 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux en utilisant la tomographie, p.ex. la tomographie informatisée
G01V 13/00 - Fabrication, étalonnage, nettoyage ou réparation des instruments ou dispositifs couverts par les groupes
An inspection device, comprising: an inspection apparatus, defining an inspection channel passing through same and emitting rays onto an item passing through the inspection channel so as to perform inspection; and a conveyor belt (21), the conveyor belt (21) being configured as a conveyor belt (21) loop, a first surface (21-1) of the conveyor belt (21) being used as a bearing surface for bearing an item to be inspected, and the first surface (21-1) of the conveyor belt (21) passing through a security inspection channel in the direction of the security inspection channel only once.
A conveying apparatus defining a conveying channel in a first direction, comprising: a support frame (10), the support frame (10) having a support surface (10-1) extending in the first direction, the support surface (10-1) being used for supporting a conveyed item along a support direction; in a second direction, an area of the support surface (10-1) close to a center line is recessed relative to an area of the support surface (10-1) close to the two sides, and is recessed in the opposite direction of the support direction, wherein the second direction is transverse relative to the first direction. Additionally provided is an inspection device.
The present provides a security check information binding method and apparatus, an electronic device, and a storage medium, which can be used in the technical field of security checking. The method comprises: acquiring a video stream of a pedestrian at each position in a security check channel, checking the video stream, and acquiring a pedestrian detection box, the pedestrian detection box having coordinate information and tracking information; extracting a pedestrian feature by means of the pedestrian detection box, and performing continuous tracking on each pedestrian in the video stream according to the pedestrian feature and the coordinate information; verifying pedestrian identity information, and binding identity information that has passed verification with the tracking information; binding luggage storage information with the tracking information of one storing luggage at a luggage storage location; acquiring luggage security check information detected by a check device and luggage storage information, and binding the luggage security check information with tracking information according to the luggage storage information; acquiring pedestrian security check information detected by a check device and binding the pedestrian security check information with the tracking information; and binding the luggage security check information, the pedestrian security check information, and the identity information according to the tracking information.
A mineral sorting system, comprising a conveyor belt (21) and at least two imaging devices (22). Each imaging device (22) comprises ray sources (221) located above the conveyor belt (21) and ray detectors (222) located below the conveyor belt (21). The ray sources (221) and the ray detectors (222) of each imaging device (22) are arranged opposite to each other in the direction perpendicular to the conveyor belt (21). The ray sources (221) are arranged in a staggered manner in the length direction and the width direction of the conveyor belt (21). The projection areas of ray beams emitted by the ray sources (221) do not overlap. The orthographic projections of the ray beams emitted by the ray sources (221) along the length direction of the conveyor belt (21) overlap.
The present disclosure provides a gamma camera imaging method and device. The method comprises: selecting, from an energy spectrum of one or more radioactive substances captured by a gamma camera, one or more energy ranges of each radioactive substance to serve as one or more monitoring energy regions of the radioactive substance; respectively performing image reconstruction for the monitoring energy regions of each of the one or more radioactive substances; normalizing images obtained by means of the image reconstruction; and superimposing the normalized images to form a composite image.
A radiation dose detection apparatus (100) suitable for being coupled to a terminal, and a radiation dose detection method, which relate to the technical field of environment detection. The radiation dose detection apparatus (100) suitable for being coupled to a terminal comprises: a housing (1), a scintillator (2) and a light-shielding layer (3), the housing (1) being provided with an accommodating space (11) and a window (12), the accommodating space (11) being in communication with the window (12); the scintillator (2) is used to receive radiation and converting the received radiation into visible light, the scintillator (2) being located in the accommodating space (11), the scintillator (2) covering the window (12), the outer surface of the scintillator (2) comprising a first outer surface and a second outer surface, and the first outer surface being fit to a camera of the terminal; and the light-shielding layer (3) is used for shielding visible light in an external environment from shining on the scintillator (2), the light-shielding layer (3) being disposed on the second outer surface of the scintillator (2). The radiation dose detection apparatus (100) can be mounted on a terminal, causing the scintillator (2) and the window (12) to directly face a camera of the terminal, such that radiation in the external environment is converted into visible light suitable for being received by the camera of the terminal.
Mobile radiation inspection equipment and a mobile radiation inspection system, which relate to the field of security inspection and are used for expanding the functions of mobile radiation inspection equipment. The mobile radiation inspection equipment comprises a vehicle body (1), a travelling mechanism (2), a boom assembly (3), a first imaging device (4) and a second imaging device (5). The boom assembly (3) is mounted on the vehicle body (1) and is configured to switch between an inspection state and a transportation state. The first imaging device (4) comprises a first ray source and a first ray detector, which are mounted on the boom assembly (3). The first ray source is located at the top of an inspection channel (P). The second imaging device (5) comprises a second ray source and a second ray detector. The second ray detector cooperates with the second ray source, so as to detect rays emitted by the second ray source. The second ray source is located on a side surface of the inspection channel (P). The mobile radiation inspection equipment achieves multi-angle and multi-mode scanning.
Mobile inspection equipment, comprising a moving body (100), a support assembly, a radiation source (5), a detector (13) and a first driving device (4). The moving body (100) is movably arranged. The support assembly is mounted on the moving body (100), and the support assembly is configured to retract with respect to the moving body (100) in a transport state of the mobile inspection equipment, and extend with respect to the moving body (100) in an inspection state of the mobile inspection equipment. The radiation source (5) and the detector (13) are mounted on the support assembly. The first driving device (4) is configured to drive the support assembly to rotate with respect to the moving body (100), so that the radiation source (5) and the detector (13) are switched between a retracted position and a working position. In the transport state, the radiation source (5) and the detector (13) are located at the retracted position, and in the inspection state, the radiation source (5) and the detector (13) are located at the working position. Also provided is a mobile inspection method.
A multi-ray source inspection device, comprising: a first inspection apparatus (10) and a second inspection apparatus (20). The first inspection apparatus (10) obtains a two-dimensional first transmission image of an inspected object, and the second inspection apparatus (20) obtains a second transmission image, comprising three-dimensional information, of the inspected object. A first radiation beam and a second radiation beam are transmitted in a time-sharing manner, and after the inspected object passes through an inspection channel for one time, the two-dimensional first transmission image and the second transmission image comprising the three-dimensional information are respectively obtained. The present invention also relates to a multi-ray source inspection method.
G01V 5/00 - Prospection ou détection au moyen de radiations nucléaires, p.ex. de la radioactivité naturelle ou provoquée
G01N 23/04 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux
A heat dissipation structure and an inspection device, the heat dissipation structure comprising: a support frame (50) used for rotating around a central axis (O) thereof; a heating source (40) arranged on the support frame (50); and a heat sink (30), wherein the heat sink (30) is configured to receive from the heating source (40) a fluid heated by the heating source (40), and after cooling, to input the fluid into the heating source (40); wherein the heat sink (30) is arranged on the outer periphery of the support frame (50) relative to the central axis (O), and when the support frame (50) rotates about its central axis (O), the heat sink (30) allows air to enter from an air inlet opening (30-I) thereof and to exit through an air outlet opening (30-O).
G01N 23/046 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux en utilisant la tomographie, p.ex. la tomographie informatisée
A workpiece inspection apparatus and method. The apparatus comprises an inspection body, an inspection unit, a comparison unit, a determination unit, and a strategy adjustment unit. The inspection body is used for scanning and inspecting a workpiece (10) to be inspected; the inspection unit uses, according to a preset inspection strategy, the inspection body to scan and inspect the workpiece (10) to be inspected; the comparison unit pre-stores quality parameters of a defect-free workpiece and is configured to compare results of the scanning and inspection by the inspection unit with the pre-stored quality parameters; the determination unit determines, according to a comparison result of the comparison unit, whether defects existing in the workpiece (10) to be inspected can be determined; the strategy adjustment unit adjusts an inspection strategy when the determination result of the determination unit is no, so that the inspection unit scans and inspects again, according to the adjusted inspection strategy, the workpiece (10) to be inspected, till the defects existing in the workpiece (10) to be inspected are found out.
Provided are a method and a device of binding security inspection information, an electronic apparatus and a storage medium, which may be applied to the field of security inspection technology. In the method of binding security inspection information of the present disclosure, the pedestrian detection frame is acquired by detecting the video stream, and each pedestrian detection frame has the coordinate information and the tracking information. According to the coordinate information and the tracking information of the pedestrian detection frame, the baggage security inspection information, the pedestrian security inspection information, and the identity information are bound to acquire all security inspection information of a detected person, so that a security inspection efficiency is improved.
G06V 10/44 - Extraction de caractéristiques locales par analyse des parties du motif, p.ex. par détection d’arêtes, de contours, de boucles, d’angles, de barres ou d’intersections; Analyse de connectivité, p.ex. de composantes connectées
G06V 10/74 - Appariement de motifs d’image ou de vidéo; Mesures de proximité dans les espaces de caractéristiques
G01N 23/04 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux
62.
GAMMA CAMERA IMAGING METHOD AND GAMMA CAMERA IMAGING DEVICE
The present disclosure provides a gamma camera imaging method and a gamma camera imaging device. The method includes: selecting, from energy spectrums captured by a gamma camera on one or more radioactive materials, one or more energy ranges of each radioactive material among the one or more radioactive materials as one or more monitored energy regions of the radioactive material; performing image reconstruction on the monitored energy regions of each radioactive material among the one or more radioactive materials; performing normalization on images obtained through the image reconstruction; and performing superimposing on the normalized images to form a composite image.
G01T 1/167 - Mesure du contenu radioactif des objets, p.ex. contamination
G01T 1/29 - Mesure effectuée sur des faisceaux de radiations, p.ex. sur la position ou la section du faisceau; Mesure de la distribution spatiale de radiations
A method of inspecting a vehicle includes: acquiring a to-be-inspected image of an inspected vehicle (S11); acquiring a visual feature of the to-be-inspected image using a first neural network model (S12); retrieving a template image from a vehicle template library based on the visual feature of the to-be-inspected image (S13); determining a variation region between the to-be-inspected image and the template image (S14); and presenting the variation region to a user (S15). The system of inspecting a vehicle includes a radiation imaging device (150), a display device (130), an image processor (140), and a storage device (120). The present disclosure further includes a computer-readable storage medium.
G06T 7/33 - Détermination des paramètres de transformation pour l'alignement des images, c. à d. recalage des images utilisant des procédés basés sur les caractéristiques
G06T 1/00 - Traitement de données d'image, d'application générale
G06T 1/20 - Architectures de processeurs; Configuration de processeurs p.ex. configuration en pipeline
A trace gas sampling device and a detection system, the trace gas sampling device comprising: a mobile carrier (1); multiple sampling apparatuses (2) disposed on the mobile carrier (1), each sampling apparatus comprising a sampling hose (21), which is suitable for going deep into a target to be detected and suitable for acquiring a target gas in the target, a sampling channel (22) connected to the sampling hose (21) and used to convey the target gas, and an enrichment device (23) disposed in the sampling channel (22), an adsorption medium (24) being placed inside the enrichment device (23), and the target gas being adsorbed on the adsorption medium (24); a control apparatus (3) disposed on the mobile carrier (1); and at least one gas pump (9), each gas pump (9) being in controllable communication with one or more sampling apparatuses (2), and the control apparatus (3) controlling each gas pump (9) to selectively be in communication with the one sampling apparatus (2) or one of the multiple sampling apparatuses (2), so that the gas pump (9) drives the sampling hose (21) of the sampling apparatus (2) in communication to acquire the target gas. The detection system comprises the trace gas sampling device and a detection device. The detection device is suitable for detecting and analyzing a target gas obtained by the sampling device or the adsorption medium (24) adsorbed with the target gas, to obtain an analysis result.
A trace particle and steam detection system, comprising: a first sampling unit (1), suitable for gasifying a test target absorbed on a sampling carrier to form a first target gas; a second sampling unit (2), suitable for enriching a second target gas; and a detection unit (3), suitable for detecting the first target gas and the enriched second target gas. The detection system can simultaneously detect a sample of suction-type gas sampling and a sample sampled by a manual handheld sampling carrier.
An accelerator and a vehicle-mounted radiation imaging device are provided, wherein the accelerator includes an accelerator body and a position adjusting apparatus; the position adjusting apparatus includes a rotating apparatus and a lifting apparatus disposed on the rotating apparatus, the rotating apparatus is rotatably disposed on a support platform, the rotating apparatus includes a rotary platform, the lifting apparatus is connected with the rotary platform and is rotatable with the rotary platform, the accelerator body is connected with the lifting apparatus, the rotary platform is rotatable between a first position and a second position, and when the rotary platform is at the second position, a projection of the accelerator body on a surface of the support platform is outside a first edge of the support platform, and a projection of the rotary platform on the surface of the support platform is within the first edge of the support platform.
This disclosure provides an area array detector, a detection method, and a corresponding container/vehicle inspection system, and relates to the field of ray scanning. The area array detector for the container/vehicle inspection system includes sparsely arranged detector assemblies, and a first detector assembly is different from other second detector assemblies; and a backplane for carrying and mounting detector assemblies, and the area array detector supporting scanning modes is enabled.
G01T 1/29 - Mesure effectuée sur des faisceaux de radiations, p.ex. sur la position ou la section du faisceau; Mesure de la distribution spatiale de radiations
G01T 1/20 - Mesure de l'intensité de radiation avec des détecteurs à scintillation
G01V 5/00 - Prospection ou détection au moyen de radiations nucléaires, p.ex. de la radioactivité naturelle ou provoquée
68.
AREA ARRAY DETECTOR, DETECTION METHOD, AND CORRESPONDING CONTAINER/VEHICLE INSPECTION SYSTEM
An area array detector, a detection method, and a container/vehicle inspection system. The area array detector for a container/vehicle inspection system comprises: a plurality of sparsely arranged detector assemblies (3), wherein a first detector assembly (32) is different from other second detector assemblies (31); and a bottom plate (2), which is used for bearing and mounting the plurality of detector assemblies (3). By means of the present application, an area array detector which supports various scanning modes is realized.
G01T 1/20 - Mesure de l'intensité de radiation avec des détecteurs à scintillation
G01N 23/04 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux
69.
MANUFACTURING METHOD FOR TERAHERTZ DETECTION APPARATUS, AND DETECTION DEVICE
Provided in the present disclosure are a manufacturing method for a terahertz detection apparatus, and a detection device, which can be applied to the technical field of terahertz detection. The terahertz detection apparatus in the embodiments of the present disclosure comprises detectors and lenses, which are arranged in an array. The manufacturing method comprises: performing photoetching in a first area of a first surface of a base substrate by means of a double-side photoetching process to obtain a plurality of detectors, so as to form a detector array, and setting at least one first alignment mark in a second area of the first surface of the base substrate; performing photoetching in a third area of a second surface of the base substrate by means of the double-side photoetching process to obtain a plurality of lens mounting portions, and setting at least one second alignment mark in a fourth area of the second surface of the base substrate; and mounting lenses to the lens mounting portions, so as to form a detection apparatus, wherein the first alignment mark is aligned with the second alignment mark by means of a double-side photoetching machine, such that an offset between the center of the detector and the center of the lens mounting portion is a set threshold value, thereby effectively improving the mounting precision of the lens and the detector.
H01L 31/18 - Procédés ou appareils spécialement adaptés à la fabrication ou au traitement de ces dispositifs ou de leurs parties constitutives
H01L 31/0232 - Dispositifs à semi-conducteurs sensibles aux rayons infrarouges, à la lumière, au rayonnement électromagnétique d'ondes plus courtes, ou au rayonnement corpusculaire, et spécialement adaptés, soit comme convertisseurs de l'énergie dudit rayonnement e; Procédés ou appareils spécialement adaptés à la fabrication ou au traitement de ces dispositifs ou de leurs parties constitutives; Leurs détails - Détails Éléments ou dispositions optiques associés au dispositif
70.
METHOD OF MANUFACTURING TERAHERTZ DETECTION DEVICE, AND DETECTION APPARATUS
Provided are a method of manufacturing a terahertz detection device including detectors and lenses arranged in an array and a terahertz detection apparatus. An example method includes forming detectors in a first area of a first surface of a base substrate through a double-sided photoetching process to form a detector array, and providing at least one first alignment mark in a second area of the first surface of the base substrate. A plurality of lens mounting parts are formed in a third area of a second surface of the base substrate through the double-sided photoetching process, and at least one second alignment mark is provided in a fourth area of the second surface of the base substrate. The lenses are mounted to the lens mounting parts to form the detection device. The first alignment mark is aligned with the second alignment mark by using a double-sided photoetching machine.
H01L 27/144 - Dispositifs commandés par rayonnement
H01L 23/544 - Marques appliquées sur le dispositif semi-conducteur, p.ex. marques de repérage, schémas de test
H01L 31/0232 - Dispositifs à semi-conducteurs sensibles aux rayons infrarouges, à la lumière, au rayonnement électromagnétique d'ondes plus courtes, ou au rayonnement corpusculaire, et spécialement adaptés, soit comme convertisseurs de l'énergie dudit rayonnement e; Procédés ou appareils spécialement adaptés à la fabrication ou au traitement de ces dispositifs ou de leurs parties constitutives; Leurs détails - Détails Éléments ou dispositions optiques associés au dispositif
H01L 31/18 - Procédés ou appareils spécialement adaptés à la fabrication ou au traitement de ces dispositifs ou de leurs parties constitutives
71.
VEHICLE FOR SEAMED RAIL AND RADIATION IMAGING DETECTION SYSTEM
A vehicle (100) for a seamed rail (200). The seamed rail (200) has at least one rail seam (201) in the length direction thereof; and the size of the rail seam (201) in the length direction is L. The vehicle (100) comprises a frame (1) and an even number of wheel sets (2). The frame (1) comprises an even number of mounting portions (11); and the even number of mounting portions (11) are symmetrically distributed on the two sides of the frame (1) and are spaced along the length direction of the frame (1), wherein the length direction (F1) of the seamed rail (200) is the same as the length direction of the frame (1). The even number of wheel sets (2) are mounted to the mounting portions (11) in one-to-one correspondence. Each wheel set (2) comprises a first wheel (21) and a second wheel (22); the first wheel (21) and the second wheel (22) are arranged at intervals along the length direction of the frame (1); and the distance between the center line of the first wheel (21) and the center line of the second wheel (22) is G, wherein G is greater than L.
B61D 15/00 - Autres véhicules ferroviaires, p.ex. véhicules à échafaudage; Adaptation des véhicules pour leur utilisation sur voies ferrées
B61C 9/38 - Systèmes de transmission des locomotives ou des automotrices pour propulsion par moteur électrique
G01N 23/04 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux
72.
METHOD, SYSTEM AND DEVICE FOR CHECKING AUTHENTICITY OF DECLARATION INFORMATION, AND MEDIUM
The present disclosure provides a method for checking the authenticity of declaration information. The method comprises: acquiring a machine-check radiation image obtained by scanning a container loaded with an article; obtaining declaration information for declaring the article in the container; identifying image information of the article in the machine-check radiation image to obtain an image feature corresponding to the machine-check radiation image; identifying text information of the article in the declaration information to obtain a text feature corresponding to the declaration information; taking the image feature as input information, and taking the text feature as an externally introduced feature, determining the declaration category of the article in the container; and when the declaration category of at least one article in the container does not belong to the declaration category in the declaration information, determining the declaration information as doubtful. The present disclosure further provides an apparatus and device for checking the authenticity of declaration information, and a storage medium.
Provided is a method of verifying an authenticity of declaration information. The method includes: acquiring a machine-detected radiation image obtained by scanning a container loaded with an article; acquiring a declaration information for declaring the article in the container; performing an identification on an image information of the article in the machine-detected radiation image to obtain an image feature corresponding to the machine-detected radiation image; performing an identification on a text information of the article in the declaration information to obtain a text feature corresponding to the declaration information; screening a declaration category of the article in the container by taking the image feature as an input information and the text feature as an external introduction feature; and determining that the declaration information is in doubt when a declaration category of at least one article in the container does not belong to a declaration category in the declaration information.
G06V 10/80 - Fusion, c. à d. combinaison des données de diverses sources au niveau du capteur, du prétraitement, de l’extraction des caractéristiques ou de la classification
G06V 20/62 - Texte, p.ex. plaques d’immatriculation, textes superposés ou légendes des images de télévision
G06V 10/26 - Segmentation de formes dans le champ d’image; Découpage ou fusion d’éléments d’image visant à établir la région de motif, p.ex. techniques de regroupement; Détection d’occlusion
G06V 10/82 - Dispositions pour la reconnaissance ou la compréhension d’images ou de vidéos utilisant la reconnaissance de formes ou l’apprentissage automatique utilisant les réseaux neuronaux
The method includes: receiving an encoder signal and a ray machine output beam signal, and initially synchronizing the encoder signal and the ray machine output beam signal; recording coded value M of the encoder at moment tm, and coded value N of the encoder at moment tm+1, where M, N, and m are integers; determining that duration from the moment tm to the moment tm+1 is an actual output beam time interval T of the ray machine, when it is determined that a difference value between the coded value M and the coded value N satisfies preset value a, a being an integer; determining gap time TG in the actual output beam time interval T based on a preset output beam time interval TJ of the imaging system and the actual output beam time interval T; and controlling the ray machine not to emit beam within the gap time TG.
G01N 23/046 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux en utilisant la tomographie, p.ex. la tomographie informatisée
G01N 23/083 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et mesurant l'absorption le rayonnement consistant en rayons X
75.
BEAM OUTPUT CONTROL METHOD AND APPARATUS FOR OPTICAL MACHINE IN IMAGING SYSTEM, AND CT IMAGING SYSTEM
A vehicle towing system (100) and a vehicle detection system (1000). The vehicle towing system (100) comprises first height-adjusting devices (1), second height-adjusting devices (2), a flat plate (3) and a tractor unit (4). The first height-adjusting devices (1) are provided at one end of a pit line; the second height-adjusting devices (2) are provided at the other end of the pit line; the flat plate (3) is used for bearing a vehicle (200); the flat plate (3) has a first position and a second position; in the first position, the flat plate (3) is located on the first height-adjusting devices (1), and the first height-adjusting devices (1) drive the flat plate (3) to leave or fall back to the ground outside the pit line; in the second position, the flat plate (3) is located on the second height-adjusting devices (2), and the second height-adjusting devices (2) drive the flat plate (3) to leave or fall back to the ground outside the pit line; the tractor unit (4) is detachably connected to the flat plate (3); when the tractor unit (4) is connected to the flat plate (3), the tractor unit (4) is adapted to drive on the ground in the pit line and tow the flat plate (3) to move between the first position and the second position. The vehicle towing system (100) tows a vehicle (200) from one end of a pit line to the other end of the pit line under the condition that the vehicle (200) cannot drive.
A full-automatic detection system (100) and method. The full-automatic detection system (100) comprises: a first detection apparatus (101) used for performing physical scanning on an object to be detected; a second detection apparatus (102) provided upstream or downstream of the first detection apparatus (100) and used for performing chemical detection on said object; and a conveying apparatus (103) used for conveying said object to the first detection apparatus (101) and the second detection apparatus (102). The second detection apparatus (102) comprises a flexible sampling mechanism. The flexible sampling mechanism comprises: a first flexible sampling mechanism used for collecting a particle sample on said object; and a second flexible sampling mechanism used for collecting a gas sample on said object. The full-automatic detection system is high in detection accuracy, high in detection speed, easy to operate and capable of automatic completion.
G01N 23/04 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux
G01N 23/10 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et mesurant l'absorption le matériau étant confiné dans un récipient, p.ex. scanners de bagage à rayons X
78.
IMAGING SYSTEM AND METHOD FOR RADIOGRAPHIC INSPECTION
The present disclosure relates to an imaging system and method for radiographic inspection. The imaging system for radiographic inspection includes an inspection area including an imaging area; a first ray source assembly, all the first targets of which are arranged in a first ray source plane; a first detector assembly, the plurality of first detector units of which are arranged in a detector plane, the detector plane and the first ray source plane are spaced apart from each other in a travelling direction of the object under inspection with a predetermined distance; and a ray source control device, configured such that when the region of interest of the object under inspection is at least partially located in the imaging area, the first ray source assembly emits X-rays simultaneously from at least two first targets to the imaging area at the same time.
An imaging system and method for radiographic examination, the system for radiographic examination comprising an examination area (100) comprising an imaging area (110); a first ray source component (200), all of the first targets of which are deployed on a first ray source plane; a first detector assembly (300), a plurality of first detector units (310) thereof being deployed on a detector plane, and the detector plane being spaced apart from the first ray source plane by a predetermined distance along the direction of travel of an examined subject; and a ray source control apparatus configured to make the first ray source assembly (200) simultaneously emit X-rays from at least two first targets to the imaging area (110) when a region of interest of the examined subject is at least partially located in the imaging area (110); amongst the at least two first targets of the first ray source component (200) that simultaneously emit X-rays to the imaging area (110), the ray emission range of each first target can cover the imaging area (110), and first detector crystals (311) corresponding to the ray emission ranges of any two first targets do not overlap one another.
An inspection device used for scanning and inspecting an object being inspected (2), comprising: an inspection channel (1), the object being inspected (2) entering and exiting the inspection device by means of the inspection channel (1); an imaging system (6) configured to perform scanning and inspection on the object being inspected (2), wherein the imaging system (6) comprises a ray source (6S) for generating rays, the ray source (6S) being arranged on one side of the inspection channel (1), and rays forming at least a main beam surface (61) adapted to scan and inspect the object being inspected (2), and comprises a detector (6T) for receiving rays that have passed through the object being inspected (2), the detector (6T) being arranged on the other side of the inspection channel (1), and an inspection area (63) being formed between the ray source (6S) and the detector (6T); and a posture adjustment structure (4), the posture adjustment structure (4) being arranged in the inspection area (63) and being used for adjusting the posture of the object being inspected (2) located in the inspection area (63). The object being inspected (2) has an inspection surface (21), and the posture adjustment structure (4) adjusts the posture of the object being inspected (2), so that the inspection surface (21) and the main beam surface (61) are in a same plane.
G01N 23/046 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux en utilisant la tomographie, p.ex. la tomographie informatisée
G01N 23/02 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau
81.
METHOD AND APPARATUS FOR ACQUIRING FEATURE INFORMATION OF OBJECT TO BE INSPECTED, DEVICE, AND MEDIUM
A method for acquiring feature information of an object to be inspected (2), comprising: controlling said object (2) to pass through inspection equipment; controlling an imaging system (6) to perform radiation scanning on said object (2); acquiring a radiation scanning image of said object (2); and acquiring feature information of said object (2) by means of the radiation scanning image, wherein said object (2) comprises a first part, an inspection part, and a second part, in the process of controlling the imaging system (6) to perform radiation scanning on said object (2), the inspection part is located between the first part and the second part in a first direction, and acquiring the feature information of said object (2) by means of the radiation scanning image comprises: acquiring a first boundary line between the inspection part and the first part and a second boundary line between the inspection part and the second part by means of the radiation scanning image; and calculating the size along the first direction between the first boundary line and the second boundary line, so as to obtain the size of the inspection part along the first direction.
G01N 23/04 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux
G01N 23/02 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau
A CT imaging system (1000), comprising: a scanning channel (200) arranged in a first direction; a radiation source component (10) arranged on one side of the scanning channel (200), the radiation source component (10) being used for emitting a radiation beam; and a detector component (20) arranged on the other side of the scanning channel (200), the detector component (20) being arranged opposite the radiation source component (10) and used for receiving the radiation beam, and the radiation beam forming an imaging region between the radiation source component (10) and the detector component (20), wherein the detector component (20) comprises at least two detection regions (21) and one blank region (22), the imaging region has a main beam plane (31) extending through the radiation source component (10), and the positions of the detection regions (21) and the position of the blank region (22) are complementary with respect to the main beam plane (31). The CT imaging system (1000) can obtain missing data via algorithm compensation, by means of rotational scanning and based on data symmetry, so as to obtain complete projection data for restoring image information of an object (100) under test.
A conveying system for an inspection device, said system comprising: an imaging system (1), which is used for scanning and inspecting an inspected article (2); a first driving mechanism (3), which is used for transporting the inspected article (2) to the imaging system (1); a support structure (4), which passes through an inspection surface (11) of the imaging system (1) and can push the inspected article (2) to slide along the support structure (4) and pass through the imaging system (1). The first driving mechanism (3) comprises: a rack (31); a driving apparatus (32) fixed on the rack (31); a lead screw (33), the lead screw (33) can be driven by the driving apparatus (32); a first sliding rail (35) fixed on the rack (31), the extension direction of the first sliding rail (35) being parallel to the extension direction of the lead screw (33); a sliding mechanism (34) connected to the lead screw (33), wherein the lead screw (33) can drive the sliding mechanism (34) to move along the extension direction of the lead screw (33), so that the sliding mechanism (34) can push the inspected article (2) to slide on the first sliding rail (35) and the supporting structure (4). Thus, the inspected article (2) can be accurately positioned on a main ray beam surface of an inspection device, thus effectively solving the problem of a conveying system of an inspection device having insufficient positioning precision.
The present disclosure relates to the technical field of detection apparatuses, and more particularly to a posture adjustment structure, a transmission device, and a radiation imaging system. The posture adjustment structure comprises: a base, which is arranged to extend in an X-direction, the base having a bearing surface, which is adapted to place a detected object; a first adjustment assembly, which is arranged on the base and used for driving the detected object to shift about a Y-direction on the bearing surface and for driving the detected object to move in the X-direction; and at least one second adjustment assembly, which is arranged on the base and used for driving the detected object to rotate about a Z-direction. By means of the posture adjustment structure in the present disclosure, when a thin film or an adhesive layer is detected, shift adjustment of the detected object can ensure that a main beam surface of an optical machine for generating a light beam is kept parallel to a detected surface of the detected object, thereby ensuring the accuracy of detection.
G01V 5/00 - Prospection ou détection au moyen de radiations nucléaires, p.ex. de la radioactivité naturelle ou provoquée
G01N 23/04 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux
G01N 23/046 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux en utilisant la tomographie, p.ex. la tomographie informatisée
B65G 47/82 - Eléments à mouvement rotatif ou alternatif agissant directement sur les objets ou matériaux, p.ex. poussoirs, râteaux, pelles
85.
RAY COLLIMATION DEVICE AND RADIATION INSPECTION DEVICE
A ray collimation device (100) and a radiation inspection device (200). The ray collimation device (100) comprises a collimation assembly (1), a transmission assembly (2), and a driving assembly (3). The collimation assembly (1) comprises a first collimation block (11) and a second collimation block (12). A collimation opening (A) for collimating rays is provided between the first collimation block (11) and the second collimation block (12); the transmission assembly (2) comprises a first transmission component (21) and a second transmission component (22), which are in transmission connection, the second transmission component (22) is connected to the driving component (3), and the first transmission component (21) is connected to both the first collimation block (11) and the second collimation block (12), wherein, under driving of the driving component (3), the first transmission component (21) can move to drive the first collimation block (11) and the second collimation block (12) to move toward each other or away from each other at the same speed, thereby adjusting the width of the collimation opening (A). The ray collimation device (100) can improve the collimation accuracy. The radiation inspection device (200) comprises a ray source (201) for emitting rays, and the ray collimation device (100).
G21K 1/02 - Dispositions pour manipuler des particules ou des rayonnements ionisants, p.ex. pour focaliser ou pour modérer utilisant des diaphragmes, des collimateurs
G01N 23/04 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux
86.
INTELLIGENT LUGGAGE ITEM SECURITY INSPECTION SYSTEM AND METHOD
A two-stage security inspection system (100), comprising: a primary detection device (102) used to perform primary detection on an inspected item (106) on a conveying device (104); a secondary detection device (108) used to perform secondary detection on one or more specific areas in the inspected item (106) that has been determined to be suspicious after passing primary detection, wherein the conveying device (104) comprises a buffer conveying segment (1041), and the buffer conveying segment (1041) is located between the primary detection device (102) and the secondary detection device (108), and is used to convey the suspicious inspected item (106) to the secondary detection device (108); and a control device (110) used to control the operation of the buffer conveying segment (1041) according to a conveying condition of the suspicious inspected item (106) on the buffer conveying segment (1041) to buffer a difference between detection rates of the primary detection device (102) and the secondary detection device (108). Further provided is a two-stage security inspection method (600, 900).
A radiation protection arrangement, comprising: a housing (10), the housing (10) comprising a first port (11) and a second port (12); and a tray (20), the tray (20) having an accommodation space (23). The tray (20) is able to pass through a channel (30) within the housing (10). The tray (20) has a first end wall (21), a second end wall (22), and a bottom part connected between the first end wall (21) and the second end wall (22), and the shape of the first end wall (21) and/or that of the second end wall (22) are/is configured to cooperate with the inner wall of the housing (10), so that radiation can be blocked from leaving the channel (30) from the accommodation space (23) through the second port (12) or the first port (11). Further provided is a security inspection device, comprising a radiation protection arrangement.
A radiation protection device and a radiation inspection system. The radiation protection device comprises: a movable carrying device (10), comprising a vehicle frame (11) and a locomotion device (12) for supporting the vehicle frame (11) to drive the vehicle frame (11) to travel in a first direction; and a protective wall (20), arranged on the vehicle frame (11) and comprising a movable wall body (21) movable relative to the vehicle frame (11). The movable wall body (21) has a shielding position and a stowed position; in the shielding position of the movable wall body (21), the protective wall (20) has a first projection area in a vertical plane parallel to the first direction, and in the stowed position of the movable wall body (21), the protective wall (20) has a second projection area in the vertical plane; the first projection area is greater than the second projection area. The radiation protection device can be used in conjunction with a radiation inspection device (500) to form the radiation inspection system, thereby reducing the site space required when the radiation inspection system works, and improving the site utilization rate.
G21F 3/00 - Blindage caractérisé par sa forme physique, p.ex. granulés, ou forme du matériau
G01N 23/00 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou
89.
SECURITY CHECK CT OBJECT RECOGNITION METHOD AND APPARATUS
A security check CT object recognition method and apparatus. The method comprises: performing dimension reduction on three-dimensional CT data to generate a plurality of two-dimensional dimension-reduced views (S10); performing object recognition on a plurality of two-dimensional views to obtain a two-dimensional semantic description set of an object (S20), the plurality of two-dimensional views comprising the plurality of two-dimensional dimension-reduced views; and performing dimension increasing on the two-dimensional semantic description set to obtain a three-dimensional recognition result of the object (S30).
G06K 9/00 - Méthodes ou dispositions pour la lecture ou la reconnaissance de caractères imprimés ou écrits ou pour la reconnaissance de formes, p.ex. d'empreintes digitales
G01V 5/00 - Prospection ou détection au moyen de radiations nucléaires, p.ex. de la radioactivité naturelle ou provoquée
G01N 23/04 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux
The present invention relates to the technical field of radiation detection, and provides a radiation imaging system and method. The radiation imaging system of the present invention comprises: a photodiode detector, configured to receive rays from a ray source and generate a first detection signal; a first imaging device, connected to the photodiode detector and configured to generate first imaging data according to the first detection signal; a counting detector, located on the side of the photodiode detector away from a ray receiving surface and configured to receive rays penetrating through the photodiode detector and generate a second detection signal; a counting imaging device, connected to the counting detector and configured to generate counting imaging data according to the second detection signal; and an image fusion apparatus, configured to obtain a first fusion image according to the first imaging data and the counting imaging data, so as to improve the radiation detection quality.
G01N 23/04 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux
A radiation inspection system, comprising: a single ray source (10) having multiple accelerating tubes (13), the multiple accelerating tubes (13) each generating multiple rays having different energies, and beam exit directions of the multiple accelerating tubes (13) comprising at least two different beam exit directions; multiple detectors (30) configured to detect a signal when a ray emitted by the single ray source (10) acts on a detected object (40); and a processor (20) communicatively connected to the single ray source (10) and configured to control each of the multiple accelerating tubes (13). A radiation inspection method is also provided.
The present disclosure relates to an inspection system and method. The inspection system comprises: a ray source (10), which is configured to produce a plurality of rays having different energies; a detector (30), which is configured to detect signals when the rays emitted by the ray source (10) act on at least one cross section of an inspected object (40); and a processor (20), which is in communication connection with the ray source (10), and is configured to adjust, according to information representing a substance parameter of the at least one cross section of the inspected object (40), the energies of the rays emitted by the ray source (10). The embodiments of the present disclosure can adapt to radiation inspection of a plurality of types of inspected objects.
An inspection system, comprising: a radiation source (10); a detector (30), which is configured to detect a signal when radiation emitted by the radiation source (10) acts on an object under inspection; and a processor (20), which is in communication connection with the radiation source (10), and is configured to determine, according to the type of the object, at least one periodic radiation combination corresponding to the type of the object, and to select, from the at least one periodic radiation combination, periodic radiation combinations respectively corresponding to at least two different parts of the object, and to cause, during the scanning process of the object, the radiation source (10) to emit radiation to the corresponding at least two different parts at the selected periodic radiation combinations, wherein the periodic radiation combination is a timing arrangement of at least one radiation pulse that is output by the radiation source (10) within each scanning period. Further provided is an inspection method.
Provided in the present application are an apparatus and method for identifying an empty tray. The apparatus for identifying an empty tray comprises: an image acquisition module, which acquires an image of a tray, which tray is provided with an interference medium at the bottom thereof; an edge detection module, which performs edge detection on a tray bottom region in the image, so as to obtain an edge image; a template matching module, which matches the edge image with an interference medium image template; a corresponding-region elimination module, which eliminates, from the edge image, edge points corresponding to the interference medium image template, so as to obtain the remaining edge points; and an empty-tray determination module, which determines, on the basis of the remaining edge points, whether the tray is empty.
A radiographic imaging system and a radiographic imaging method. The radiographic imaging system comprises: a detector (L), wherein the detector (L) is mounted on a plurality of detector arm supports (L1, L2), and the plurality of detector arm supports (L1, L2) are formed on a first plane (P); and a ray source (S), wherein the ray source (S) is not coplanar with the first plane (P). The radiographic imaging system further comprises an image processing device (10).
G01N 23/04 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux
An inspection system, comprising: at least one radiation source (100) which is rotatable about a rotation axis between at least two scanning positions about a rotation axis and of which the rotation angle between two adjacent scanning positions is greater than an angle of an adjacent target of each radiation source (100) with respect to the rotation axis; and a detector assembly (200) and a conveying device (300), used for carrying an object to be inspected. The at least one radiation source (100) and the detector assembly (200) are movable with respect to the conveying device (300) in a traveling direction, such that the object to be inspected can enter an inspection area (30). When the at least one radiation source (100) is located in one of the multiple scanning positions, the at least one radiation source (100) and the detector assembly (200) move with respect to the conveying device (300) in the traveling direction, and the at least one radiation source (100) emits X-rays; and after the at least one radiation source (100) and the detector assembly (200) move with respect to the conveying device (300) in the traveling direction by a predetermined distance, the at least one radiation source (100) rotates about the rotation axis to the other of the multiple scanning positions.
G01V 5/00 - Prospection ou détection au moyen de radiations nucléaires, p.ex. de la radioactivité naturelle ou provoquée
G01N 23/046 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux en utilisant la tomographie, p.ex. la tomographie informatisée
An inspection system, comprising: a carrier apparatus (300); at least one radiation source (100), each radiation source (100) comprising an independent housing (110), so as to define a vacuum space, and multiple targets (120) enclosed within the housing (110); and a detector assembly (200). The at least one radiation source (100) and the detector assembly (200) can be raised or lowered relative to the carrier apparatus (300) along a central axis of the carrier apparatus (300). As seen along the central axis, the at least one radiation source (100) can be translated between multiple scanning positions relative to the carrier apparatus (300). When the at least one radiation source (100) is located in one of the multiple scanning positions relative to the carrier apparatus (300), the at least one radiation source (100) and the detector assembly (200) are raised or lowered with respect to the carrier apparatus (300) along the central axis, and the at least one radiation source (100) emits X-rays. When the at least one radiation source (100) and the detector assembly (200) are raised or lowered by a predetermined distance relative to the carrier apparatus, the at least one radiation source (100) is then translated to another one of the multiple scanning positions relative to the carrier apparatus (300).
An inspection system and method. The inspection system comprises a carrying device, at least one ray source (100) and a detector assembly (200). The at least one ray source (100) and the detector assembly (200) can be lifted/lowered along the central axis of the carrying device (300) with respect to the carrying device (300). As seen along the central axis, the at least one ray source (100) can translate between a plurality of scan positions with respect to the carrying device (300). When the at least one ray source (100) is located in one of the plurality of scan positions with respect to the carrying device (300), the at least one ray source (100) and the detector assembly (200) lift/lower with respect to the carrying device (300) along the central axis and the at least one ray source (100) emits X-rays. When the at least one ray source (100) and the detector assembly (200) are lifted/lowered a predetermined distance with respect to the carrying device (300), the at least one ray source (100) is translated to the other of the plurality of scan positions with respect to the carrying device (300). The inspection system also reconstructs a three-dimensional scan image of the inspected object on the basis of detection data of the detector assembly (200).
G01V 5/00 - Prospection ou détection au moyen de radiations nucléaires, p.ex. de la radioactivité naturelle ou provoquée
G01N 23/046 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux en utilisant la tomographie, p.ex. la tomographie informatisée
An inspection system, comprising a bearing device (300), at least one radiation source (100) and a detector assembly (200). The at least one radiation source (100) can rotate around a rotation axis (AX) relative to the bearing device (300) among a plurality of scanning positions. The at least one radiation source (100) and the detector assembly (200) can ascend or descend around the rotation axis (AX) relative to the bearing device (300). When the at least one radiation source (100) is located in one of the plurality of scanning positions relative to the bearing device (300), the at least one radiation source (100) and the detector assembly (200) ascend or descend along the rotation axis (AX) relative to the bearing device (300), and the at least one radiation source (100) emits X-rays; and when the at least one radiation source (100) and the detector assembly (200) ascend or descend by a preset distance relative to the bearing device (300), the at least one radiation source (100) rotates, relative to the bearing device (300) around the rotation axis (AX), to another one of the plurality of scanning positions. The inspection system further reconstructs a three-dimensional scanned image of an inspected object (10) based on measurement data of the detector assembly (200).
G01N 23/04 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux
A ray scanning device for a luggage conveying system. The device comprises a transmission apparatus, which transports an object under inspection to pass through a scanning region of the ray scanning device; and a plurality of scanning stages, which are respectively arranged on a plurality of scanning planes in the conveying direction of the object under inspection, wherein each scanning stage comprises a ray source module (10) and a detector group (30), which are arranged opposite one another, the ray source module (10) comprises a plurality of source points for emitting ray beams, and the ray source modules (10) of the plurality of scanning stages are respectively arranged on a lower portion, a left portion and a right portion of the scanning region.
G01V 5/00 - Prospection ou détection au moyen de radiations nucléaires, p.ex. de la radioactivité naturelle ou provoquée
G01N 23/04 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p.ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux
