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38results about How to "Flexible mapping" patented technology

Application interface implementation method and device in host platform layer, equipment and medium

The embodiment of the invention discloses an application interface implementation method and device in a host platform layer, equipment and a storage medium, and relates to the technical field of computers. The specific implementation scheme is as follows: a host platform layer acquires description data of an end capability interface; analyzing the communication mode of the obtaining end capability interface according to the description data; and configuring a corresponding processor and/or concept mapping relationship according to the communication mode so as to package a platform layer interface for forming an end capability interface, the platform layer interface being used for processing communication interaction data in a process of calling the end capability interface by the applet through the host platform layer. Therefore, the host platform layer automatically generates the platform layer interface according to the description data of the end capability interface, a large amount of frequent host platform layer interface code maintenance caused by differences of terminal hardware, operating system versions and the like is avoided, and the manual maintenance cost of the hostplatform layer interface is reduced.
Owner:BEIJING BAIDU NETCOM SCI & TECH CO LTD

Virtual optical network mapping method based on multi-agent deep reinforcement learning

ActiveCN111585811AEffective mappingImprove the success rate of mappingNeural architecturesData switching networksEngineeringReal-time computing
The invention provides a virtual optical network mapping method based on multi-agent deep reinforcement learning. The method comprises the following steps: determining whether other virtual network services leave in an environment module or not; extracting the node and link information of a current physical network of the virtual network request service; by a node intelligent agent module, obtaining probability distribution that each node of a physical network providing mapping for a current virtual network request service by utilizing a node strategy network, and selecting a proper node as anode to which the current virtual network request service is to be mapped; by a link agent module, calculating frequency slot probability selection distribution of the shortest path between the source node and the destination node through a link strategy network; by a judgment module, obtaining the accumulated rewards of the instant reward calculation multi-step mapping from the environment module; and by the evaluation module, calculating evaluation values of the node action and the link action, and updating parameters of the intelligent agent module according to the evaluation values. According to the invention, the resource utilization rate of nodes and links can be effectively improved, the blocking rate of the network is reduced, and the mapping success rate of the virtual network isimproved.
Owner:ZHENGZHOU UNIV

Convolutional hardware accelerator based on RS (Reed-Solomon) data stream and method thereof

The invention discloses a convolution hardware accelerator based on RS (Reed-Solomon) data stream and a method thereof. The accelerator comprises an off-chip DDR (Double Data Rate) memory; an on-chip cache module is used for storing the original image data, the convolution kernel weight data and the convolution calculation intermediate result read from the off-chip DDR memory; a DDR controller is used for controlling data interaction between the off-chip DDR memory and the on-chip cache module; a data distribution module is used for transmitting the required weight and excitation data to the photoelectric calculation module according to the current calculation configuration information and the calculation rule of the photoelectric calculation module; the photoelectric calculation module is used for completing convolution operation of each layer of network; and the result collection module is used for receiving the convolution results of the photoelectric calculation module and splicing the results to obtain the input of the next layer, or storing the splicing results in an off-chip DDR memory. According to the method, convolution operation is carried out based on an RS data stream mode, data reuse is maximized, access to off-chip DDR is reduced, and energy efficiency is improved.
Owner:NANJING UNIV

Solid-state disk address mapping method

The invention discloses a solid-state disk address mapping method. The method comprises the steps that an original address mapping table is divided into a plurality of mapping blocks; each mapping block is compressed to obtain a compressed block; the compressed blocks and relevant block information are merged and saved into a flash; when a solid-state disk is started, the compressed blocks and the relevant block information in the flash are loaded into a memory, and a compressed block linked list is constructed according to the compressed blocks in the memory; during address mapping, whether a corresponding address mapping table is in an activated linked list is detected according to a logic address, and if the corresponding address mapping table is in the activated linked list, a physical address is found in the activated linked list; and if the corresponding address mapping table is not in the activated linked list, a compressed block needing to be decompressed is found in the compressed block linked list according to the logic address, the compressed block is decompressed to obtain the corresponding mapping block, the physical address is obtained through query in the address mapping table of the mapping block, and the mapping block is mounted into the activated linked list. Through the method, memory space occupied by the mapping table is substantially reduced, and a large amount of the memory space is saved.
Owner:SUZHOU LANGCHAO INTELLIGENT TECH CO LTD

Private collection picture set catalogue processing method and device and storage medium

The invention provides a private collection picture set catalogue processing method, which is applied to the technical field of culture collection databases, and has the beneficial effects that a large number of collection pictures can be summarized and sorted by applying big data and electronic file classification technologies, and a collector picture set catalogue is generated; private collections can be liberated from a heavy paper catalog, data collection of a large number of precious private collections is achieved, and big data statistical analysis of a large number of collections can be completed; gradient watermarks are added to the collected pictures, so that the anti-counterfeiting performance of the collected pictures is effectively improved, the watermarks cannot be completely removed from the pictures, and the risk that the collection pictures are stolen is avoided; the configuration of a shared file can be realized by establishing a private collection picture set catalogue, the mapping mode is flexible, the catalogue is accessed through a browsing path, the access speed can be improved, the picture set is prevented from being copied, a database is prevented from being attacked, and online viewing, online sharing and online transaction of electronic collection pictures among users are facilitated.
Owner:北京藏趣阁文化发展有限公司
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