Abstract: Video processing methods, devices, and systems are provided. In one example aspect, a method of video processing includes performing a conversion between a current block of a video and a coded representation of the video. The current block has a width W and a height H and includes an allowable scanning region that includes non-zero transform coefficients that are coded in the coded representation according to a scanning order. The allowable scanning region is restricted to a portion of the current block according to a rule that specifies that a bottom-right corner position of the allowable scanning region is different than a bottom-right corner position of the current block.

Abstract: A method of video decoding is provided to include maintaining tables, wherein each table includes a set of motion candidates and each motion candidate is associated with corresponding motion information; and performing a conversion between a first video block and a bitstream representation of a video including the first video block, the performing of the conversion including using at least some of the set of motion candidates as a predictor to process motion information of the first video block.

Abstract: Interaction between MV precisions and MV difference coding is described. In an exemplary aspect, a method for video processing includes determining, for a conversion between a first block of video and a bitstream representation of the first block, whether a symmetric motion vector difference (SMVD) mode for the first block is enabled or disabled and/or how to apply the SMVD mode for the first block, based on at least one of motion information, a motion vector difference (MVD) precision and a motion vector (MV) precision of the first block; and performing the conversion based on the determination.

Abstract: Embodiments of the present disclosure provide a solution for video processing. A method for video processing is proposed. The method comprises: applying, during a conversion between a video unit of a video and a bitstream of the video unit, a plurality of filters in combination based on a model to the video unit; and performing the conversion based on the applying.

Abstract: A hybrid transactional/analytical processing database includes an OLTP engine, OLAP engine, and shared storage including a mass storage device holding data of multiple tenants. The shared storage includes processing circuitry configured to implement a query executor configured to continuously monitor actual memory usage of the shared storage while the shared storage is responding to one or more queries from the OLTP engine or OLAP engine. Upon determining the actual memory usage of an operator evaluating the one or more of the queries from the OLTP engine or OLAP engine at the shared storage exceeds the preventative memory usage threshold but does not exceed the system memory usage threshold, the query executor is further configured to spill one or more fragments of query memory corresponding to the one or more queries to the mass storage device, without terminating the one or more queries.

Abstract: A charging state analysis method of an electric vehicle based on electrical characteristic sequence analysis is provided. The method includes following steps: step S1, obtaining voltage sampling data and current sampling data of the electric vehicle during charging; step S2, setting a time interval, so as to divide the voltage sample data and the current sampling data obtained in step S1 into multiple data sets; step S3, calculating an electrical characteristic vector of each time interval; step S4. adding the calculation results of Step S3 to a temperature sensing value T, and generate an electrical characteristic sequence of whole charging cycle; step S5, inputting the electrical characteristic sequence of the electric vehicle into a trained TRNN in sequence to obtain corresponding results; if the result is 1, it is normal; if the result is 0, it is abnormal.

Abstract: Intra block copy with triangular partitions is described. One example method includes determining for a conversion between a block of a video and a bitstream representation of the block, that at least one of intra block copy (IBC) mode, intra mode, inter mode and palette mode is applied to multiple sub-regions of the block, wherein the block is split into two or multiple triangular or wedgelet sub-regions; and performing the conversion based on the determination.

Abstract: Methods and systems for image registration using an intelligent artificial agent are disclosed. In an intelligent artificial agent based registration method, a current state observation of an artificial agent is determined based on the medical images to be registered and current transformation parameters. Action-values are calculated for a plurality of actions available to the artificial agent based on the current state observation using a machine learning based model, such as a trained deep neural network (DNN). The actions correspond to predetermined adjustments of the transformation parameters. An action having a highest action-value is selected from the plurality of actions and the transformation parameters are adjusted by the predetermined adjustment corresponding to the selected action. The determining, calculating, and selecting steps are repeated for a plurality of iterations, and the medical images are registered using final transformation parameters resulting from the plurality of iterations.

Abstract: A high electron mobility transistor can include: a substrate; a channel layer located above the substrate; a potential energy barrier layer located on the channel layer; a drain electrode and a source electrode configured to at least extend downward to an upper surface of the potential energy barrier layer; a gate conductor located above the potential energy barrier layer; and a current limiting structure located on the potential energy barrier layer and extending upward along the surface of a first side of the source electrode to reduce the saturation current of the transistor, where the first side of the source electrode is a side near the gate conductor.

Abstract: An example method of video processing includes determining, for a conversion between a current video unit of a video and a bitstream representation of the video, availability of one or more samples in a first neighboring region of the current block for a coding process of the conversion independently from information of a second neighboring region of the current block. The second neighboring region is adjacent to the first neighboring region, and the one or more samples are padded in case determined to be unavailable. The method includes performing the conversion based on the determining.

Abstract: Embodiments of the present disclosure provide a solution for video processing. A method for video processing is proposed. The method comprises: applying, during a conversion between a video unit of a video and a bitstream of the video unit, a plurality of filters in combination to the video unit; and performing the conversion based on the filtered video unit.

Abstract: Embodiments of the present disclosure provide a solution for video processing. A method for video processing is proposed. The method comprises: determining, during a conversion between a video unit of a video and a bitstream of the video unit, a set of weights for a first prediction and a second prediction of the video unit based on a decoder derived process; combining the first prediction and the second prediction based on the set of weights; and performing the conversion based on the combined first and second predictions.

Abstract: Embodiments of the present disclosure provide a solution for video processing. A method for video processing is proposed. The method comprises: determining, during a conversion between a target block of a video and a bitstream of the target block, motion information of a neighbor block of the target block; deriving a set of motion candidates for the target block based on the motion information and a set of affine parameters for the target block; and performing the conversion based on the set of motion candidates.

Abstract: Embodiments of the present disclosure provide a solution for video processing. A method for video processing is proposed. The method comprises: determining, during a conversion between a video unit of a video and a bitstream of the video unit, whether at least one of: a first set of samples or a second set of is outside a boundary associated with the video unit; applying a weighting process to the first set of samples and the second set of samples based on the determining; generating a prediction based on the weighted first and second sets of samples; and performing the conversion based on the prediction.

Abstract: Embodiments of the present disclosure provide a solution for video processing. A method for video processing is proposed. The method comprises: determining, during a conversion between a target video block of a video and a bitstream of the video, at least one mapping relationship between a first set of values of a first color component and a second set of values of a second color component; determining a cross-component prediction of the target video block based on the at least one mapping relationship; and performing the conversion based on the cross-component prediction.

Abstract: A non-aqueous electrolyte and a high-voltage lithium battery comprising the same. In order to solve the problem that the high-temperature performance and discharge performance of the existing lithium batteries including non-aqueous electrolyte decreases with the increase of voltage, and the safety is not good, a non-aqueous electrolyte including a lithium salt, an organic solvent, and additives, the additives include a substance represented by the structural general formula wherein, R1 and R2 are the same, and R1 and R2 are alkylene, fluoroalkylene, alkyleneoxy, or fluoroalkyleneoxy; R3 and R4 are the same, and R3 and R4 are hydrogen, alkyl, alkyloxy, fluoroalkyl or fluoroalkyloxy, is provided. It ensures the high-temperature performance and cycling performance of lithium battery under conventional voltage, and meanwhile, when the voltage is increased to 4.

Abstract: Examples of the disclosure relate to an access device, a computing device, a related method, an apparatus, and a medium. In an aspect, the access device transmits traffic statistics data related to traffic passing through the access device to the computing device based on at least one statistics data model for statistics data; receives traffic configuration information for the traffic from the computing device based on at least one configuration data model for traffic configuration, wherein the traffic configuration information is determined by utilizing an artificial intelligence (AI)/machine learning (ML) model to process the traffic statistics data; and configures the traffic based on the traffic configuration information. The examples of the disclosure extend the statistics data model/configuration data model, and can optimize traffic classification, bandwidth allocation, quality of service (QOS) control, etc. based on the AI/ML model.

Abstract: The present disclosure describes hybrid transactional and analytical processing (HTAP) techniques. A HTAP system comprises a first processing engine configured to perform online transactional processing, a second processing engine configured to perform online analytical processing, and a storage in communication with the first processing engine and the second processing engine. The first processing engine, the second processing engine, and the storage may be modularized and configured to be decoupled from each other. The system may be configured to capture data by the first processing engine in real time, organize the data in a first format in a first part of the storage for use by the first processing engine, propagate the data to a second part of the storage subsystem, and organize the data in a second format in the second part of the storage for use by the second processing engine.

Abstract: The present application provides an SSD card adapter bracket and a circuit board assembly. The SSD card adapter bracket includes a bracket member, a first screw, a conductive bouncing sheet, and a second screw. The bracket member includes a card base part and an extension part, and one side of the card base part is provided with a screw base. One side of the extension part is connected to the card base part, and the other side of the extension part is provided with a connection part. The first screw is threadedly connected to the screw base, and can press the SSD card to the screw base. The conductive bouncing sheet has a first end part and a second end part, the first end part is sandwiched between the first screw and the screw base, and the second end part corresponds to the connection part.

Abstract: Examples of video encoding methods and apparatus and video decoding methods and apparatus are described. An example method of video processing includes performing a conversion between a current picture of a video and a bitstream of the video according to a rule. The rule specifies that responsive to a picture being referred to by an inter-layer reference picture (ILRP) entry in a reference picture list of a slice of the current picture, the picture is allowed to have a gradual decoding refresh (GDR) type and a syntax element specifying a recovery point of the picture in an output order is 0.