Abstract: Disclosed in the present invention are a dynamic maximal clique enumeration device and method based on an FPGA with an HBM, the method including: the HBM stores a dynamic edge flow, a complete graph adjacency matrix, and candidate cliques; a matrix computing unit updates the complete graph adjacency matrix based on the dynamic edge flow, transmits the updated complete graph adjacency matrix to the HBM for storage, and determines header nodes, of which the corresponding candidate clique needs to be updated; a sequence computing unit constructs, according to the updated complete graph adjacency matrix and each header node to be updated, the sorted data set for reconstructing candidate cliques by data block sequencing; and an update computing unit executes, in parallel, an update task of the candidate clique corresponding to each header node to be updated based on the sorted data set, transmits the updated candidate cliques to the HBM for storage, and transmits the updated candidate cliques to the PC host to ext

Abstract: A method includes receiving a trajectory dataset including a plurality of geospatial points forming a point cloud and acquired along a trajectory wherein for each of the plurality of geospatial points there is a defined an x-coordinate, a y-coordinate and a z-coordinate and at least one mapping device orientation attribute, segmenting the trajectory dataset into a plurality of segments, determining at least one relative constraint for each of the plurality of segments and utilizing, for each of the plurality of segments, at least one of the determined relative constraints to determine a relative position of at least two of the plurality of segments.

Abstract: A database performance tuning method is provided, including: receiving a performance tuning request of tuning a configuration parameter of a target database; obtaining a status indicator of the target database; and inputting the status indicator of the target database into a deep reinforcement learning model, and outputting a recommended configuration parameter of the target database. The deep reinforcement learning model includes a first deep reinforcement learning network and a second deep reinforcement learning network. The first deep reinforcement learning network is configured to provide a recommendation policy for outputting a recommended configuration parameter according to a status indicator, and the second deep reinforcement learning network is configured to evaluate the recommendation policy provided by the first deep reinforcement learning network.

Abstract: An infectious disease infection prediction method, an apparatus, and a storage medium based on macro-micrograph fusion are provided. The method includes: acquiring macrographs of a plurality of first regions and micrographs of second regions within a set period; inputting the macroscopic graphs and the microscopic graphs into two graph convolutional neural networks to obtain two hidden layer vectors respectively, and fusing the two hidden layer vectors to obtain fusion hidden layer information of the first regions; performing a time sequence calculation of the fusion hidden layer information to obtain time sequence hidden layer information of the first regions; inputting the time series hidden layer information into two prediction networks to obtain two prediction results, respectively, and performing fusion calculation of the two prediction results to obtain a final prediction result of infectious diseases in the first regions.

Abstract: A graph calculation method of RNA similarity analysis, an apparatus, a device, and a medium are provided. The method includes: converting sequence data of a looked-up RNA into a looked-up RNA structure graph; obtain a first similarity between the looked-up RNA structure graph and a target RNA structure graph; obtaining a second similarity based on the number of base constituent structures in the looked-up RNA structure graph and the number of base constituent structures in the target RNA structure graph; reconstructing the looked-up RNA structure graph based on the base constituent structures in the looked-up RNA structure graph to generate a looked-up RNA higher-order graph; and analyzing similarity between the looked-up RNA higher-order graph and a target RNA higher-order graph to obtain a third similarity; and obtaining a final similarity between the looked-up RNA and the target RNA based on the first similarity, the second similarity, and the third similarity.

Abstract: A thermally-driven full-ocean-depth lens wiping device and a method. The device includes a wiper hingedly mounted on a housing, a shape memory alloy wire mounted on the housing and configured to connect and drive the wiper to perform a wiping motion, and a fixing component configured to position and arrange the shape memory alloy wire, and further includes the housing mounted on a full-ocean-depth lens and a waterproof connector electrically connected to the shape memory alloy wire; in the method, the shape memory alloy wire is electrically heated to be extended and contracted, thereby pulling the wiper to rotate, and wiping of the lens is completed.

Abstract: The disclosed embodiments relate to a behavior control method and apparatus for a virtual live streaming character. In an embodiment, a method comprises: acquiring viewer behavior data of a live streaming service, and determining atmosphere data of the live streaming service according to the viewer behavior data; acquiring scenario data of the live streaming service, using the viewer behavior data, the atmosphere data, and the scenario data as behavior decision input data, and performing multi-modal feedback behavior decision-making based on the behavior decision input data to acquire a behavior control instruction; and performing a corresponding behavior operation according to the behavior control instruction.

Abstract: Disclosed herein are methods and compositions of decellularized preterm placental tissue. Compositions comprise decellularized regenerative tissue derived from animal placentas that are harvested preterm, i.e., before the completion of the normal duration of gestation. Preterm placental tissue may contain a high level of growth factors and other beneficial components that aid in tissue regeneration and healing.

Abstract: Disclosed in the present disclosure is a metal structural member used in cooperation with a gallium-based liquid metal. A high phosphorus nickel alloy layer is arranged on a surface of the metal structural member in contact with the gallium-based liquid metal. The metal structural member does not react with the gallium-based liquid metal when it is in contact with the gallium-based liquid metal, thereby avoiding a degradation of heat dissipation performance due to consumption of the gallium-based liquid metal. Further disclosed in the present disclosure are a manufacturing method for the metal structural member, and an application of the metal structural member in heat dissipation of computer chips, cell phone chips, communication products, high power LEDs, insulated gate bipolar transistors, and high power electronic products.

Abstract: Provided in the present disclosure is a liquid metal substrate cleaning method and cleaning and coating integrated device, belonging to the technical field of thermal interface materials construction. The above-mentioned method includes a substrate cleaning and a cleaning qualification inspection, wherein the substrate cleaning comprises a plasma cleaning, an inorganic cleaning reagent cleaning, and an organic reagent cleaning, and any combination of the plasma cleaning, the inorganic cleaning reagent cleaning and the organic reagent cleaning; and the cleaning qualification inspection is judged as qualified or not based on a diffusion area of the organic reagent on a surface of the liquid metal substrate, and when the diffusion area meets a predetermined requirement, the cleaning is finished; and when the diffusion area does not meet the predetermined requirement, the substrate cleaning step is repeated, and the steps are repeated in this way until the diffusion area meets the predetermined requirement.

Abstract: A method is used to automatically generate a picture-text description file containing text(s) and picture(s), including: acquiring a text material related to a target object; acquiring, according to information of the target object, a plurality of picture materials related to the target object; extracting first feature information of the picture materials and second feature information of the text material; determining, according to the first feature information and the second feature information, one or more picture materials that are matched with the text material; and combining the text material with one or more matching picture materials to generate the picture-text description file of the target object. The method improves matching between texts and the corresponding pictures.

Abstract: The present disclosure relates to methods of treating a patient that has a low coronary ostia height. The methods can involve advancing a heart valve prosthesis to a native valve structure having an ostium and positioning the prosthesis to align a gap between major peaks of the prosthesis with the ostium to avoid obstruction of the ostium. The presently disclosed methods and prostheses can be effective at treating patients with a coronary ostia height of as low as 10 mm, 8 mm, 6 mm, or less.

Abstract: The disclosure discloses a liquid metal packaging structure for chip heat dissipation, comprising: a fixing frame and a sealing frame, wherein a chip is provided in the inner frame of the sealing frame, and a heat sink is provided on side of the sealing frame away from the electronic component, and the heat sink is hermetically covered on an end surface of the sealing frame, the sealing frame is filled with liquid metal, and the heat sink is integrally molded with a pressing block at a position corresponding to the inner frame of the sealing frame, and the liquid metal is arranged between the chip and the pressing block. According to the liquid metal packaging structure for chip heat dissipation, the sealing frame is fixed by the fixing frame, and the sealing frame is filled with liquid metal.

Abstract: Disclosed herein are devices, systems, and methods for detecting and classifying the proximity of a human to a wireless antenna. The device may include a processor configured to receive information representing an incident wave and a reflected wave of a transmission on the wireless antenna. The processor may also be configured to analyze the information using one or more classification models, wherein each of the one or more classification models comprise a machine-learning-based classifier that determines, based on the information, whether the object is within a threshold proximity to the wireless antenna, a classification of the object, and/or a separation-distance between the wireless antenna and the object.

Abstract: An incremental compiling method and an incremental compiling system based on a heterogeneous device. The method comprises: a user using P4 to develop a network program, checking the syntax and semantics of the network program and converting into an intermediate representation; allocating intermediate representation files according to constraints such as the functions and resources of the heterogeneous device; then, transforming the network program into different rule expressions of the heterogeneous device according to the constraints of the heterogeneous device, flow table entries and the like, and loading the on different rule expressions to a target device; when the user needs to deploy network functions incrementally, the user only needs to write new network programs and regenerate rule expressions; by comparing and analyzing the old and new rule expressions, a rule expression that can be loaded on heterogeneous device is formed, and the incremental deployment of network functions is realized.

Abstract: One example method of testing an electrical device comprises transmitting a data pattern to a memory device of the electrical device by a controller of the electrical device to provide a written data pattern to the memory device, wherein the data pattern replicates a resonant frequency of at least a portion of the electrical device, reading the written data pattern from the memory device with the controller, and comparing the written data pattern to the data pattern.

Abstract: A track disassembling device comprises a protective housing, a cleaning component and a lifting pin, wherein the protective housing comprises a shell and a supporting plate, the cleaning component is movably sleeved with the protective housing and comprises a cleaning disc, a positioning rod, a connecting disc, a limit disc, a first spring and a first movable block, and the lifting pin is propped against the cleaning disc. A crank structure is formed by fitting with a connecting rod, a locating pin, a second movable block and other structures through the rotation of a turntable, and the second movable block can make reciprocating movement under the limit of the supporting plate to the second movable block; the second movable block making reciprocating movement can exert pressure on the first fixing component to form an impact when the electric telescopic rod extends, achieving separation from the axis pin.

Abstract: A system and method for configuring an HVAC thermostat provides multiple users of varying rank with different levels of permission to access different sets of thermostat functions. The thermostat distinguishes users by the passcodes they enter. In some examples, a cascade hierarchy enables multiple levels of higher ranking users to limit the function accessibility of lower ranking users. In some examples, higher ranking users determine which home screen is presented to users that do not enter a passcode.

Abstract: A valve prosthesis can be manufactured by aligning a membrane along a support frame and attaching the membrane to the support frame. The membrane can have a plurality of first fibers arranged in a warp direction and a plurality of second fibers arranged in a weft direction that is transverse relative to the warp direction. The plurality of first fibers and the plurality of second fibers can be woven together. The warp and weft directions can be oriented oblique relative to a longitudinal axis of the support frame.

Abstract: One example method of testing an electrical device comprises transmitting a data pattern to a memory device of the electrical device by a controller of the electrical device to provide a written data pattern to the memory device, wherein the data pattern replicates a resonant frequency of at least a portion of the electrical device, reading the written data pattern from the memory device with the controller, and comparing the written data pattern to the data pattern.