Abstract: A data processing method, an apparatus, a device and a medium are provided.

Abstract: A wireless adapter comprises a housing assembly, an interface assembly, and an antenna assembly. The housing assembly includes an accommodation cavity formed inside the housing assembly. The interface assembly is disposed at one end of the housing assembly along a length direction of the wireless adapter. The antenna assembly is disposed in the accommodation cavity, and the antenna assembly is electrically connected to the interface assembly. The antenna assembly includes a first antenna and a second antenna, and a plane in which the first antenna is located intersecting with a plane in which the second antenna is located.

Abstract: A method of data reading for a storage device, including: receiving, by the storage device, a search request from a host, wherein the search request includes an address of a file to be searched; loading the file into a computing unit included in the storage device based on the address; obtaining a search result by searching, by the storage device, for data to be read in the file; and returning the search result to the host.

Abstract: The present invention relates to the technical field of path planning, and provides a deep reinforcement learning-based path exploration parameter optimization system. The system comprises: a variable parameter path planning module, configured to perform node exploration based on a deep reinforcement learning network, conduct collision detection on child nodes in a child node set, calculate cost values for all child nodes, and finally generate a loading and parking path using a Reeds-Shepp curve; an environmental state space modeling module, configured to perform regional division of obstacles around a current node and conduct environmental state space modeling; and a deep learning parameter optimization module, configured to construct a deep learning network to compute an optimal step size and an optimal steering angle, build a reward function to optimize the deep learning network, and simultaneously execute a training process of the deep learning network.

Abstract: A data-driven autonomous driving decision optimization system and method, comprising: a data production module, a data screening module, a model encapsulation module, and a parameter tuning module; the data production module takes human driving data as input, annotation, preprocessing, format conversion, extracts key features and performs standardization, normalization, and encoding to generate raw data for the data-driven process that meets the algorithm input requirements; the data screening module screens corresponding data from training data by the decision-making module and performs effective classification; the model encapsulation module encapsulates C++ decision code and constructs a trajectory-pair evaluation cost map required for training using a ground-truth evaluation method based on trajectory pairs; the parameter tuning module, based on screened data under different scenarios, the encapsulated decision algorithm model, and the trajectory-pair evaluation cost map, employs black-box optimization to

Abstract: Disclosed is a cellular structure of a silicon carbide MOSFET device, and a silicon carbide MOSFET device. The cellular structure comprises: second conductive well regions located on two sides of the cellular structure and arranged within the surface of a drift layer, first conductive source regions located within the surfaces of the well regions, and a gate structure located at the center of the cellular structure and in contact with the source regions, the well regions, and the drift layer. The cellular structure further comprises a source metal layer located above the source regions and forming ohmic contact with the source regions; on two sides of the cellular structure, side trenches are formed downwardly on regions of the drift layer that are not covered by the well regions; Schottky metal layers forming Schottky contact with the drift layer below the side trenches are arranged in the side trenches.

Abstract: A method and system are provided for identifying time-varying suspension characteristics of heavy-load vehicles. The method includes collecting sequential control state data of a mining truck using sensors, predicting parameter-related factors through a deep learning network, estimating suspension stiffness and damping coefficients via a linear dynamic model considering longitudinal-vertical coupling, and predicting future system states through a nonlinear dynamic model based on the estimated parameters and learned factors.

Abstract: A temperature control method for a battery system includes: acquiring the temperature of each of a plurality of battery clusters of the battery system; and determining a target battery cluster among the plurality of battery clusters according to the temperature of each battery cluster. By means of the technical solution, temperature control is performed on the target battery cluster among the plurality of battery clusters in a targeted manner.

Abstract: A battery system temperature control method includes: obtaining a cluster temperature of each of a plurality of battery clusters of the battery system; and performing temperature control on each battery cluster according to the cluster temperature of each battery cluster. Through the technical solution, the cluster temperature of each battery cluster in the battery system can represent an overall temperature condition of each battery cluster, and temperature control is performed on each battery cluster according to the cluster temperature of each battery cluster.

Abstract: A storage device and a method performed by the same are provided in the present disclosure, the storage device including: a memory comprising a plurality of virtual function (VF) apparatuses; a controller configured to: initialize a bandwidth credit of a VF queue corresponding to each VF apparatus of the plurality of VF apparatuses; and control reading of an I/O command from the VF queue corresponding to each VF apparatus, based on the bandwidth credit and data size of the I/O command.

Abstract: A data synchronization method for a host machine and a backup machine of a station application server includes the following steps: receiving initial data sent by the host machine and storing the initial data in a backup machine local file by the backup machine to realize data synchronization between the host machine and the backup machine in an initial state after establishing a communication between the host machine and the backup machine; and receiving message data sent by a station terminal device in real time and storing the message data in a host machine local file, then sending the message data to the backup machine by way of polling, and receiving the message data and storing the message data in the backup machine local file by the backup machine to realize data synchronization between the host machine and the backup machine.

Abstract: A cell structure of a silicon carbide MOSFET device, comprising a first conductivity type drift region (3) located above a first conductivity type substrate (2). A main trench is provided in the surface of the first conductivity type drift region (3); a Schottky metal (4) is provided on the bottom and sidewalls of the main trench; a second conductivity type well region (7) is provided in the surface of the first conductivity type drift region (3) and around the main trench; a source region (8) is provided in the surface of the well region (7); a source metal (10) is provided above the source region (8); a gate insulating layer (6) and a gate (5) split into two parts are provided above the sides of the source region (8), the well region (7), and the first conductivity type drift region (3) close to the main trench.

Abstract: Provided are a gene KWE2 for regulating corn car grain weight and yield, a protein encoding same, and an expression vector thereof. Further provided are an InDel1 marker of the gene KWE2 for regulating corn car grain weight and yield, and the use thereof in plant trait improvement.

Abstract: The present invention discloses a centrifugal spinning apparatus, including a frame, a spinning device, a feeding device for providing a spinning solution to the spinning device, and a collection device for collecting centrifugal spinning fibers ejected by the spinning device. The collection device is horizontally disposed below the spinning device, to enable the centrifugal spinning fibers ejected by the spinning device to be attached to a surface of the collection device. A planar receiving-type centrifugal spinning automatic production device using the centrifugal spinning apparatus breaks through existing centrifugal spinning based on ring collection and centrifugal spinning technologies based on electrostatic collection, resolves a preparation problem of continuous filament of the centrifugal spinning, and achieves mass production of the centrifugal spinning. The whole production process is completed automatically without manual intervention.

Abstract: A cell structure of a silicon carbide MOSFET device, comprising a drift region (3) located on a substrate layer (2), a second conducting type well region (4) and a first JFET region (51) that are located in the drift region (3), an enhancement region located within a surface of the well region (4), a gate insulating layer (8) located on a first conducting type enhancement region (6), the well region (4) and the first JFET region (51) and being in contact therewith at the same time, a gate (9) located on the gate insulating layer, source metal (10) located on the enhancement region, Schottky metal (11) located on a second conducting type enhancement region (7) and the drift region (3), a second JFET region (52) located on a surface of the drift region (3) between the Schottky metals (11), and drain metal (12).

Abstract: A data processing method, an apparatus, a device and a medium are provided.

Abstract: An antenna for RF communications includes a plurality of phase shifters, with each phase shifter having a phase shifter cavity. The phase shifter cavities of the plurality of phase shifters are disposed in parallel, with two adjacent phase shifter cavities connected through fusion welding, and the plurality of phase shifter cavities form a reflection plate of the antenna.