Abstract: A method for video coding includes obtaining a coding block of video data, determining whether a joint coding of motion vector difference (JMVD) is used for predicting the coding block, obtaining, based on determining that the JMVD is used for predicting the coding block, a list of scaling factors and the JMVD from the video bitstream, deriving a predicted scaling factor based on the list of scaling factors, deriving a motion vector difference (MVD) for a reference list based on at least the joint motion vector difference and the predicted scaling factor, and reconstructing the coding block based on the derived MVD.

Abstract: In certain aspects, a three-dimensional (3D) memory device includes a first semiconductor structure, a second semiconductor structure, and a bonding interface between the first semiconductor structure and the second semiconductor structure. The first semiconductor structure includes an array of memory cells, a first peripheral circuit of the array of memory cells, and a polysilicon layer between the array of memory cells and the first peripheral circuit. The first peripheral circuit includes a first transistor. The second semiconductor structure includes a second peripheral circuit of the array of memory cells. The second peripheral circuit includes a second transistor.

Abstract: Embodiments of the present disclosure provide a music playing method and apparatus. The method includes: displaying a first page of a music application, where the first page includes at least one custom queue, and each custom queue includes at least one piece of music to be played; acquiring a first instruction acting on the custom queue; and playing the music to be played in the custom queue according to the first instruction. The custom queue is displayed on a fixed area of the first page, so that after entering the first page, the user can directly play the music of interest without the need of frequent page skipping, thereby improving the flexibility of music playing.

Abstract: In an embodiment, a device includes: an integrated circuit die; an encapsulant at least partially surrounding the integrated circuit die, the encapsulant including fillers having an average diameter; a through via extending through the encapsulant, the through via having a lower portion of a constant width and an upper portion of a continuously decreasing width, a thickness of the upper portion being greater than the average diameter of the fillers; and a redistribution structure including: a dielectric layer on the through via, the encapsulant, and the integrated circuit die; and a metallization pattern having a via portion extending through the dielectric layer and a line portion extending along the dielectric layer, the metallization pattern being electrically coupled to the through via and the integrated circuit die.

Abstract: This invention provides, among other things, compounds useful for treating diseases such as fibrosis and/or cancer, pharmaceutical formulations containing such compounds, as well as combinations of these compounds with at least one additional therapeutic agent.

Abstract: The present disclosure provides a non-contact fatigue detection system and method based on rPPG. The system and method adopt multi-thread synchronous communication for real-time acquisition and processing of rPPG signal, enabling fatigue status detection. In this setup, the first thread handles real-time rPPG data capture, storage and concatenation, while the second thread conducts real-time analysis and fatigue detection of rPPG data. Through a combination of skin detection and LUV color space conversion, rPPG raw signal extraction is achieved, effectively eliminating interference from internal and external environmental facial noise; Subsequently, an adaptive multi-stage filtering process enhances the signal-to-noise ratio, and a multi-dimensional fusion CNN model ensures accurate detection of respiration and heart rate.

Abstract: An information processing method and apparatus, a terminal, and a storage medium. The information processing method comprises: determining first content in response to a first operation event of a first control in a first document (S11); and adding the first content to the first document on the basis of content information and type information of the first content (S12). The type information comprises first type information and/or second type information, the second type information having an association with the first type information. In the described method, first content can be added to a first document according to content information and type information of the first content, so as to distinguish different ways of adding the first content.

Abstract: A method includes depositing a photoresist layer over a target layer, the photoresist layer comprising an organometallic material; exposing the photoresist layer to an extreme ultraviolet (EUV) radiation; developing the exposed photoresist layer to form a photoresist pattern; forming a spacer on a sidewall of the photoresist pattern; removing the photoresist pattern; after removing the photoresist pattern, patterning the target layer through the spacer.

Abstract: A cross-coupling control method for moving beam of gantry machine tool is disclosed, which relates to the technical field of CNC machine tool control. The cross-coupling control method includes: Step 1: establishing a crossbeam dynamics model considering a ram on the crossbeam, and at the same time simplifying the model for an observer design; step 2: realizing a PID control parameter adjustment of motors at both ends in accordance with a method of parameter tuning of a unilateral servo control system; using a servo system with the same control parameters to jointly drive the crossbeam up and down, realizing the synchronous control and realizing PID control parameter tuning for both end motors. The disclosure not only reduces the synchronization error caused by the torsion of the crossbeam, but also solves the synchronization error caused by the asymmetric load on both sides, and improves the system robustness and stability.

Abstract: A method of and device for controlling multi-line intra prediction using a non-zero reference line. The method includes determining whether an intra prediction mode of a first neighboring block of a current block is an angular mode, determining whether an intra prediction mode of a second neighboring block of the current block is an angular mode, and generating a Most Probable Mode (MPM) list of the current block.

Abstract: Method of determining insulin injection amount, computer storage medium, and devices, the method includes including: obtaining characteristic information and a blood glucose content at a current time of a target user; and determining an insulin injection amount at each time of the target user based on the characteristic information of the target user, the blood glucose content at the current time of the target user, a predetermined blood glucose prediction model, and a predetermined insulin injection amount prediction model. The method can facilitate the determination of the insulin injection amount at each time.

Abstract: A method for video decoding is provided. The method includes determining an intra prediction angle that corresponds to an intra prediction mode of a plurality of intra prediction modes, a subset of the plurality of intra prediction modes being mapped to a plurality of wide-angle intra prediction modes based on a ratio of a width of a block and a height of the block not being equal to 1, a number of the subset of the intra prediction modes mapped to the plurality wide-angle intra prediction modes being based on the ratio of the width of the block and the height of the block. At least one sample of the block is reconstructed based on the intra prediction angle that is determined to correspond to the intra prediction mode.

Abstract: A video decoding method includes obtaining a current frame of a video input; partitioning the current video frame into a plurality of coding blocks; predicting a symbol level for each coding block in intra prediction modes included in an allowed intra prediction mode (AIPM) set; transforming and quantizing a residual symbol level; entropy coding the transformed and quantized residual symbol level; and outputting a bitstream. The intra prediction modes included in the AIPM set are determined by determining whether a current video coding format for the current frame is of a video coding scheme based on VVC standard or a video coding scheme based on AV1 standard. The intra prediction modes include 6 most probable modes (MPM) and 32 remaining modes in the AIPM set for VVC standard, and directional modes of 8 nominal angles and non-directional or smooth modes in the AIPM set for AV1 standard.

Abstract: An assembled subway station and a construction method thereof are provided. The assembled subway station includes a plurality of components combined in a ring shape, comprising a bottom plate component, two bottom corner components, two side wall components, a middle plate component, two top corner components, and a top plate component. Connection surfaces of each component are each provided with a concave-convex structure being matched with another concave-convex structure on a relevant connection surface of an adjacent component. Butt joint positions of two adjacent components are filled with sealing structures. The embedded grooves of two adjacent components are oppositely arranged, and connecting members for exerting opposite fastening forces on the two adjacent components are installed in the oppositely arranged embedded grooves.

Abstract: A method of performing intra prediction of a current block of a picture of a video sequence, includes determining whether a first flag indicates that an intra prediction mode corresponding to the current block is a directional mode, and based on the first flag being determined to indicate that the intra prediction mode corresponding to the current block is the directional mode, determining an index of the intra prediction mode in an allowed intra prediction modes (AIPM) list, and performing the intra prediction of the current block, using the intra prediction mode corresponding to the determined index in the AIPM list.

Abstract: In certain aspects, a three-dimensional (3D) memory device includes a first semiconductor structure, a second semiconductor structure, a third semiconductor structure, and a first bonding interface between the first semiconductor structure and the second semiconductor structure. The first semiconductor structure includes an array of memory cells. The second semiconductor structure includes a first peripheral circuit of the array of memory cells. The first peripheral circuit includes a first transistor. A third semiconductor structure includes a second peripheral circuit of the array of memory cells. The second peripheral circuit includes a second transistor. The first semiconductor structure, the second semiconductor structure, and the third semiconductor structure are stacked over one another.

Abstract: The present invention relates to application of gossypol and its optical isomers to preparation of an anti-Coronavirus drug. Specifically disclosed is application of pharmaceutically acceptable salts, solvates, isotopes, stereoisomers, stereoisomer mixtures, and tautomers of the gossypol and its optical isomers to preparation of a drug for preventing and/or treating a disease caused by a Coronavirus. The Coronavirus is MERS-CoV, SARS-CoV, or SARS-CoV-2. It is found in the present invention for the first time that the gossypol and its optical isomers can inhibit the activity of Coronavirus 3CL proteases to achieve an anti-Coronavirus effect. The half maximal inhibitory concentrations of gossypol and (?)-gossypol to SARS-CoV proteases and SARS-CoV-2 3CL proteases are all lower than 10 ?M. The anti-Coronavirus 3CL protease effect is good. Therefore, the gossypol and its optical isomers have the potential for use in the preparation of a drug for preventing and/or treating novel Coronavirus infections.

Abstract: This disclosure relates to video processing that includes iteratively predicting a chroma block in a Chroma from Luma (CfL) prediction mode based on downsampled luma samples downsampled from a plurality of downsampling filters, and selecting a target downsampling filter from the plurality of downsampling filters that corresponds to an error score determined for the iteratively predicting.

Abstract: A method includes implanting impurities in a semiconductor substrate to form an etch stop region within the semiconductor substrate; forming a transistor structure on a front side of the semiconductor substrate; forming a front-side interconnect structure over the transistor structure; performing a thinning process on a back side of the semiconductor substrate to reduce a thickness of the semiconductor substrate, wherein the thinning process is slowed by the etch stop region; and forming a back-side interconnect structure over the back side of the semiconductor substrate.

Abstract: The various embodiments described herein include methods and systems for encoding and decoding video. In one aspect, a method includes obtaining video data that includes a plurality of blocks, including a first block, where the video data is to be coded in a warp mode or a motion mode. The method further includes identifying two or more warp groups for the first block and determining a respective cost associated with each warp group of the two or more warp groups. The method also includes selecting a warp group from the two or more warp groups based on the respective costs, and encoding, in accordance with the selected warp group, the first block and a syntax element indicating the warp mode or the motion mode without regards to whether a valid motion vector is available.