Abstract: An image data processing apparatus includes a calculation unit configured to calculate an average picture level of an nth frame image based on received nth frame image data; an acquisition unit configured to, in response to that a difference between the average picture level of the nth frame image and an average picture level of an (n-1)th frame image?a first threshold, acquire an average picture level of each frame of moving image obtained after the (n-1)th frame image is moved in multiple preset moving directions; an adjustment unit configured to, in response to that the average picture level of the nth frame image is equal to the average picture level of any frame of moving image, acquire an accumulated display time length of image content displayed by the nth frame image, and adjust brightness of the nth frame image according to the accumulated display time length. movement.

Abstract: A first machine learning model is deployed in a first communication apparatus, and a second machine learning model is deployed in a second communication apparatus. First information is obtained that carries indication information of both a first transmission resource and a second transmission resource, wherein the first transmission resource is for the first communication apparatus to transmit a first output of the first machine learning model to the second communication apparatus, and wherein the second transmission resource is for the first communication apparatus to receive first feedback data that is from the second communication apparatus. The first feedback data includes a first gradient, wherein the first gradient is for updating the first machine learning model. The first communication apparatus transmits the first output to the second communication apparatus on the first transmission resource.

Abstract: This application provides a data processing method and a related apparatus. A first apparatus may perform data augmentation on first training data, to improve an amount and diversity of training data. This helps train a transmitter/receiver model (for example, a transmitter/receiver neural network), and improves a training speed and training performance of the transmitter/receiver model. The method in embodiments of this application includes: A first apparatus receives first training data from a second apparatus; and the first apparatus performs data augmentation on the first training data, to obtain augmented training data.

Abstract: A holographic antenna includes first and second dielectric substrates, a waveguide structure, a radiation layer, a plurality of switch units and a plurality of isolation components; the first dielectric substrate is on a waveguide port of the waveguide structure; the radiation layer is on a side of the first dielectric substrate away from the waveguide structure, and has a plurality of slits; the second dielectric substrate is on a side of the radiation layer away from the first dielectric substrate; the switch units and the isolation components are between the second dielectric substrate and the radiation layer; orthographic projections of each isolation component and each slit on the first dielectric substrate are first and second patterns, respectively; at least one first pattern is between two adjacent second patterns, and a first distance is between the second pattern and the first pattern closest to the second pattern.

Abstract: In a communication method, a first communication apparatus determines first data, where the first data is data obtained after first processing is performed on second data, and the second data is preconfigured; and the first communication apparatus sends the first data. A receiver of the first data can determine the second data in a preconfigured manner, so that the receiver can perform second processing corresponding to the first processing based on the received first data to obtain an estimate of the second data, and optimize a data processing process in wireless communication based on the estimate of the second data and the preconfigured second data.

Abstract: This application provides a communication method and a related device. In the method, configuration information received by a first communication apparatus is for configuring N sets of communication parameters of first data. Then, the first communication apparatus may send or receive the first data based on the configuration information. The first data is data obtained after first processing is performed on second data, and the second data is preconfigured. In other words, in a process in which the first communication apparatus sends or receives the first data based on the configuration information, a receiver of the first data can determine the second data in a preconfigured manner.

Abstract: An information transmission method includes receiving first information from a first apparatus. The first information indicates a first model for performing local data processing and a second model for performing global data processing. The information transmission method also includes receiving an output signal from the first apparatus. The output signal is obtained by the first apparatus by processing first data through the first model and the second model. The information transmission method further includes processing the output signal based on the first model and the second model to obtain second data.

Abstract: An image sensor, comprising pixel units arranged in an array and at least one gain control circuit; each pixel unit comprises at least one photosensitive unit, a floating diffusion node, a gain control transistor, a source follower transistor, and a reset transistor; the photosensitive unit is connected to the floating diffusion node through a transmission transistor; in each pixel unit, the reset transistor is connected to the gain control transistor, which is connected to the floating diffusion node, the reset transistor and the gain control transistor are co-connected to a gate of the source follower transistor; of pixel units located in a same column, each X pixel units share one bit line; X*Y adjacent pixel units in the same column are read out via Y bit lines; each gain control circuit is connected to a drain of each gain control transistor in K pixel units in the same column.

Abstract: This application provides a neural network model training method and a communication apparatus. The method includes: A transmit-end device performs, by using a first neural network model, forward inference on training data included in a first training process, to obtain a first forward inference result; and sends the first forward inference result to a receive-end device. Further, the transmit-end device receives a first feedback result for the first forward inference result from the receive-end device, and obtains a first intermediate result generated when forward inference is performed on training data included in the first training process. The transmit-end device calculates a gradient of the first training process based on the first feedback result, the first forward inference result, and the first intermediate result. Further, the transmit-end device updates a first model parameter to a second model parameter based on the gradient corresponding to the first training process.

Abstract: The present disclosure provides a method for forming a coating on a steel workpiece and a coated steel workpiece prepared by the same. Compared to conventional methods, the comprehensive and innovative method for developing amorphous metal coatings would significantly enhance the lifespan, efficiency, and overall performance of steel workpieces such as cutting instruments.

Abstract: A neural network training method includes sending a first signal. The method also includes receiving a first intermediate gradient and a second signal. The second signal is correlated with the first signal. The method further includes updating the first intermediate gradient based on the first signal and the second signal, to obtain a second intermediate gradient. The second intermediate gradient is used to update a neural network parameter.

Abstract: Voltage providing unit, voltage providing method, display driving module and display device are provided. The voltage providing unit, applied to a display panel, is configured to provide a control voltage signal for a driving circuit, and the voltage providing unit includes a buck circuit and a first electrical level converting circuit. The buck circuit is configured to receive a first voltage signal and perform a buck operation on the first voltage signal to obtain a second voltage signal; and the first electrical level converting circuit is connected to the buck circuit, and is configured to receive an input control voltage, a third voltage signal and the second voltage signal, and to generate the control voltage signal in accordance with the input control voltage, the third voltage signal and the second voltage signal, a voltage value of the control voltage signal is less than a predetermined voltage value.

Abstract: A data transmission method and apparatus are described. The method includes a receive end receiving a first parameter, where the first parameter includes a parameter of a probability distribution of a hidden variable. The hidden variable is obtained by encoding first data by using an encoder of a variational auto-encoder. The receive end determines the probability distribution based on the first parameter, and samples the probability distribution M times to obtain M pieces of sampled data, where M is a positive integer. The receive end reconstructs the first data based on the M pieces of sampled data. According to the described data transmission method and apparatus, the first parameter is transmitted, so that the receive end can support a plurality of times of sampling, thereby reducing an amount of data transmitted over an air interface, and reducing data transmission overhead.

Abstract: A display substrate and a display device. The display substrate includes a base substrate, a light-shielding layer, a gate layer and a source-drain metal layer; the base substrate includes a display area and a peripheral area; the light-shielding layer is located on the base substrate; the gate layer is at a side of the light-shielding layer away from the base substrate; and the source-drain metal layer is at a side of the gate layer away from the light-shielding layer. The display area includes signal lines, and the peripheral area includes a lead wire region and a bonding region; the lead wire region includes lead wires connected to the signal lines, and extend, in the lead wire area, to the bonding area in a first direction; and the lead wires are distributed in the light-shielding layer, the gate layer and the source-drain metal layer.

Abstract: Disclosed are a display panel and a display apparatus, including: a first base substrate, a second base substrate, a plurality of spacers. The first base substrate is provided with a plurality of pixel units, each of the plurality of pixel units includes a plurality of sub-pixels, and each of the plurality of sub-pixels is correspondingly provided with the common electrode via hole and the pixel via hole; the plurality of sub-pixels include a first sub-pixel and a second sub-pixel adjacent to each other along a first direction; where, in the first direction, an orthographic projection of at least one of the plurality of spacers on the first base substrate is between an orthographic projection of the common electrode via hole corresponding to the first sub-pixel on the first base substrate and an orthographic projection of the pixel via hole corresponding to the second sub-pixel on the first base substrate.

Abstract: Embodiments of this application relate to the field of communication technologies, and provide a split inference method and an apparatus, to reduce communication overheads and also reduce a risk of leaking original data to a central server. The method includes: A first communication apparatus receives, from a second communication apparatus, first indication information indicating a previous-hop communication apparatus and a next-hop communication apparatus of the first communication apparatus, where the previous-hop communication apparatus and the next-hop communication apparatus each include at least one terminal device. The first communication apparatus receives data from the previous-hop communication apparatus, performs inference on the data based on a submodel corresponding to the first communication apparatus, to obtain an inference result, and sends the inference result to the next-hop communication apparatus.

Abstract: The technology disclosed herein enables the reduction of unused, or excess, access permissions in roles assigned to users. In a particular example, a method includes identifying access permissions used by a user and applying a greedy algorithm to select a set of roles from a plurality of roles available for role-based access control (RBAC) to enable the access permissions. Each iteration of the greedy algorithm selects a different role for inclusion the set of roles based on a blast radius of the different role. The method further includes assigning the set of roles to the user; and enforcing the access permissions granted by the set of roles.

Abstract: A display substrate is provided to include: a first base substrate including a sealing region and a display port region, wherein at least one first connection region and at least one second connection region are in the display port region, a first overlapping region is formed between the second and first connection regions; first and second connection terminals in the first and second connection regions, respectively; and a planarization layer including at least one first trench and at least one second trench corresponding to the first and second connection regions therein, respectively; orthographic projections of bottoms of first and second trenches on the first base substrate cover corresponding first and second connection regions, respectively; the planarization layer includes: a first pattern corresponding to the first overlapping region; orthographic projections of the first pattern and its corresponding first overlapping region on the first base substrate overlap with each other.

Abstract: This application provides methods and systems for determining transplant status. In some embodiments, the method comprises obtaining a biological sample from an organ transplant recipient who has received an organ; isolating cell-free nucleic acids from the biological sample; measuring the amount of each allele of one or more polymorphic nucleic acid targets in the biological sample; identifying the donor specific allele using a computer algorithm based on the measurements of the one or more polymorphic nucleic acid targets, whereby detecting one or more donor-specific circulating cell-free nucleic acids, detecting tissue injury based on the presence or amount of said one or more donor-specific nucleic acids, thereby determining transplant status.

Abstract: A communication method and a related device enable determination, in first information by using an identifier of an artificial intelligence (AI) task, of access information of the AI task, so that a terminal device can subsequently access the AI task based on the access information of the AI task, and further a computing capability of the terminal device can be used for the AI task, to implement execution of the AI task in a communication network. In the communication method, the terminal device receives the first information, where the first information indicates the access information of the AI task, and the first information is obtained by processing the access information of the AI task by using the identifier of the AI task; and the terminal device determines the access information of the AI task based on the identifier of the AI task and the first information.