Abstract: A method for determining a correction profile of an imaging device may include obtaining first data relating to the imaging device; comparing the first data and a first condition; obtaining, based on the comparison, a first correction profile relating to the imaging device; and calibrating, based on the first correction profile, the imaging device.

Abstract: The disclosure relates to a system and method for reconstructing a PET image. The method may include: obtaining PET data relating to an object collected by a plurality of detector units; determining functional status of the plurality of detector units; generating reconstruction data based on the functional status of the respective detector units and the PET data; and reconstructing a PET image based on the reconstruction data.

Abstract: A request processing method and apparatus, an electronic device, and a computer storage medium are provided, which are related to the technical field of cloud computing. The request processing method includes: receiving a content delivery network (CDN) request; acquiring a dynamic code corresponding to the CDN request, wherein the dynamic code is a pre-configured code; compiling the dynamic code in real time to obtain a compiled code; and executing the compiled code. The request processing method provided in an embodiment of the present application may improve the flexibility of request processing of a CND system, and has no concurrency limitation.

Abstract: The disclosure relates to a system and method for reconstructing a PET image. The method may include: obtaining PET data relating to an object collected by a plurality of detector units; determining functional status of the plurality of detector units; generating reconstruction data based on the functional status of the respective detector units and the PET data; and reconstructing a PET image based on the reconstruction data.

Abstract: The present disclosure relates to a detector apparatus. The detector apparatus may include a detecting module, an electronics module and a cooling assembly. The detecting module may be configured to detect radiation rays emitted from a subject and generate electrical signals in response to detection of radiation rays. The electronics module may be configured to process the electrical signals generated by the detecting module. The cooling assembly may be configured to cool the detecting module and the electronics module. The cooling assembly may include a first layer and a second layer. The first layer may be thermally connected with the detecting module, and the second layer may be thermally connected with the electronics module.

Abstract: Embodiments of the present disclosure relate to a method, apparatus, electronic device for determining an access path of a content delivery network, and a computer readable medium. A method may include: acquiring, in response to determining that an edge node receiving a user request fails to cache a requested resource, access performance information of each node in the content delivery network, and determining a target path from the edge node receiving the user request via a preset node corresponding to a requested target source station in the content delivery network to the target source station based on the access performance information of the each node in the content delivery network, where the preset node pre-establishes a connection with the requested target source station, and a distance between the preset node and the target source station meets a preset distance condition.

Abstract: An imaging system based on an imaging device and/or a cooling system is provided. The imaging system may include a control module, an imaging device, and/or a cooling system. The imaging device may include a first portion and a second portion. The cooling system may include a cooling module configured to generate a cooling medium, and/or a cooling medium passage configured to spread the cooling medium. The cooling medium passage may belong to a closed loop. At least part of the cooling system may be located within the imaging device such that the cooling medium may be in direct contact with the at least part of the imaging device.

Abstract: The disclosure relates to a system and method for reconstructing a PET image. The method may include: obtaining PET data relating to an object collected by a plurality of detector units; determining functional status of the plurality of detector units; generating reconstruction data based on the functional status of the respective detector units and the PET data; and reconstructing a PET image based on the reconstruction data.

Abstract: A method for determining a correction profile of an imaging device may include obtaining first data relating to the imaging device; comparing the first data and a first condition; obtaining, based on the comparison, a first correction profile relating to the imaging device; and calibrating, based on the first correction profile, the imaging device.

Abstract: A request processing method and apparatus, an electronic device, and a computer storage medium are provided, which are related to the technical field of cloud computing. The request processing method includes: receiving a content delivery network (CDN) request; acquiring a dynamic code corresponding to the CDN request, wherein the dynamic code is a pre-configured code; compiling the dynamic code in real time to obtain a compiled code; and executing the compiled code. The request processing method provided in an embodiment of the present application may improve the flexibility of request processing of a CND system, and has no concurrency limitation.

Abstract: A method for determining a correction profile of an imaging device may include obtaining first data relating to the imaging device; comparing the first data and a first condition; obtaining, based on the comparison, a first correction profile relating to the imaging device; and calibrating, based on the first correction profile, the imaging device.

Abstract: The disclosure relates to a system and method for reconstructing a PET image. The method may include: obtaining PET data relating to an object collected by a plurality of detector units; determining functional status of the plurality of detector units; generating reconstruction data based on the functional status of the respective detector units and the PET data; and reconstructing a PET image based on the reconstruction data.

Abstract: The present disclosure relates to a PET detector module suitable for using in a PET/MR hybrid system. The PET detector module comprises a scintillator, a set of frontend electronics and a positioning means configured to securing relative position between the scintillator and the frontend electronics. The PET detector module may further comprise a temperature control system, such as an air-cooling system or a heat exchange plate. The present disclosure also relates to a heat exchange plate, which comprises a fluidic passage for containing a flow of a heat exchange media. The heat exchange plate is suitable for use in the magnetic field environment of a MRI system.

Abstract: Embodiments of the present disclosure relate to a method, apparatus, electronic device for determining an access path of a content delivery network, and a computer readable medium. A method may include: acquiring, in response to determining that an edge node receiving a user request fails to cache a requested resource, access performance information of each node in the content delivery network, and determining a target path from the edge node receiving the user request via a preset node corresponding to a requested target source station in the content delivery network to the target source station based on the access performance information of the each node in the content delivery network, where the preset node pre-establishes a connection with the requested target source station, and a distance between the preset node and the target source station meets a preset distance condition.

Abstract: The disclosure relates to a system and method for reconstructing a PET image. The method may include: obtaining PET data relating to an object collected by a plurality of detector units; determining functional status of the plurality of detector units; generating reconstruction data based on the functional status of the respective detector units and the PET data; and reconstructing a PET image based on the reconstruction data.

Abstract: The disclosure relates to a system and method for reconstructing a PET image. The method may include: obtaining PET data relating to an object collected by a plurality of detector units; determining functional status of the plurality of detector units; generating reconstruction data based on the functional status of the respective detector units and the PET data; and reconstructing a PET image based on the reconstruction data.

Abstract: An imaging system based on an imaging device and/or a cooling system is provided. The imaging system may include a control module, an imaging device, and/or a cooling system. The imaging device may include a first portion and a second portion. The cooling system may include a cooling module configured to generate a cooling medium, and/or a cooling medium passage configured to spread the cooling medium. The cooling medium passage may belong to a closed loop. At least part of the cooling system may be located within the imaging device such that the cooling medium may be in direct contact with the at least part of the imaging device.

Abstract: The disclosure relates to a system and method for reconstructing a PET image. The method may include: obtaining PET data relating to an object collected by a plurality of detector units; determining functional status of the plurality of detector units; generating reconstruction data based on the functional status of the respective detector units and the PET data; and reconstructing a PET image based on the reconstruction data.

Abstract: An imaging system including an imaging device and/or a cooling system is provided. The imaging system may include a control module, an imaging device, and/or a cooling system. The imaging device may include a first portion and a second portion. The cooling system may include a cooling module configured to generate a cooling medium, and/or a cooling medium passage configured to spread the cooling medium. The cooling medium passage may belong to a closed loop. At least part of the cooling system may be located within the imaging device such that the cooling medium may be in direct contact with the at least part of the imaging device.

Abstract: A method for determining a correction profile of an imaging device may include obtaining first data relating to the imaging device; comparing the first data and a first condition; obtaining, based on the comparison, a first correction profile relating to the imaging device; and calibrating, based on the first correction profile, the imaging device.