Abstract: This disclosure relates to a video processing method performed by a computer device. The method includes: performing decoder-side intra mode derivation processing on a current block in a video bitstream, to obtain a decoder-side intra mode derivation result for the current block; correcting the decoder-side intra mode derivation result for the current block according to the correction indication information; and predicting an intra prediction mode of the current block based on a corrected decoder-side intra mode derivation result, to obtain a predicted value for the current block, the predicted value for the current block being for reconstructing a decoded image corresponding to the current block.

Abstract: A video data processing method, performed by a computer device, includes: obtaining reconstructed video data; obtaining one or more candidate pixel threshold pairs, wherein at least one of the one or more candidate pixel threshold pairs include two candidate pixel thresholds having first relationship that is asymmetric; determining one or more distortion costs associated with correcting a target reconstructed video frame of the reconstructed video data in a target correction mode according to the one or more candidate pixel threshold pairs; screening, according to the one or more distortion costs, a target pixel threshold pair of the reconstructed video data, in the target correction mode, from the one or more candidate pixel threshold pairs; and obtaining a target correction result of the reconstructed video data by correcting, in the target correction mode according to the target pixel threshold pair, one or more reconstructed video frames of the reconstructed video data.

Abstract: A data processing method, performed by a computer device, includes: acquiring video data; determining classification mode information corresponding to a first block to be encoded in the video data, the classification mode information including: a first extended co-located luma reconstructed pixel, and a first target classification mode corresponding to a first color component pixel in the first block; determining an edge class corresponding to the first color component pixel based on the first extended co-located luma reconstructed pixel and the first target classification mode; offsetting a reconstructed pixel of the first color component pixel based on the edge class to obtain an offset reconstructed pixel; and encoding the first block based on the offset reconstructed pixel, wherein the first extended co-located luma reconstructed pixel belongs to a first target region centered on a first true co-located luma reconstructed pixel of the first color component pixel.

Abstract: This disclosure relates to video encoding and decoding methods and apparatuses. The video decoding method includes: decoding a video bitstream to obtain correction value indication information used when template based intra mode derivation (TIMD) is used; obtaining a candidate prediction mode of a current block obtained through TIMD; correcting the candidate prediction mode with a correction value indicated by the correction value indication information, to obtain a corrected TIMD prediction mode; and decoding the current block based on the corrected TIMD prediction mode.

Abstract: A projection device includes multiple optical fiber mounting mechanisms. Each of the optical fiber mounting mechanisms includes an optical fiber extending along a first direction as an axis direction, a signal circuit extending along the first direction, and a mounting structure. The optical fiber includes an engaging section. The mounting structure surrounds the engaging section of the optical fiber and the signal circuit. The mounting structure includes an installation portion extending radially relative to the first direction. The installation portion includes a surface and multiple elements exposed from the surface. The surface includes a normal direction parallel with the first direction. A first length of the engaging section of the optical fiber protruding from the surface of the installation portion is longer than lengths of the elements protruding from the surface.

Abstract: A projection device includes multiple optical fiber mounting mechanisms. Each of the optical fiber mounting mechanisms includes an optical fiber extending along a first direction as an axis direction, a signal circuit extending along the first direction, and a mounting structure. The optical fiber includes an engaging section. The mounting structure surrounds the engaging section of the optical fiber and the signal circuit. The mounting structure includes an installation portion extending radially relative to the first direction. The installation portion includes a surface and multiple elements exposed from the surface. The surface includes a normal direction parallel with the first direction. A first length of the engaging section of the optical fiber protruding from the surface of the installation portion is longer than lengths of the elements protruding from the surface.

Abstract: A non-volatile memory device and its manufacturing method are provided. The non-volatile memory device includes a substrate and a plurality of first floating gates and a plurality of second floating gates formed on the substrate. The substrate includes a center region and two border regions located on opposite sides of the center region. The center region and two border regions are located in an array region. The first floating gates are located in the center region, and the second floating gates are located in one of the border regions. Each of the first floating gates has a first width, and each of the second floating gates has a second width less than the first width. There is a first spacing between the first floating gates, and there is a second spacing which is greater than the first spacing between the second floating gates.

Abstract: A motion estimation method in a coding process includes obtaining a video frame, determining a target code block from the video frame, obtaining reference motion information of an auxiliary code block of the target code block including motion information of N adjacent code blocks adjacent to the target code block, determining a target reference picture search range for the target code block from M reference picture lists based on picture search range information indicated by the reference motion information, and performing motion estimation on the target code block based on the target reference picture search range.

Abstract: A loop filtering method, a video coding and decoding method and apparatus, a medium, and an electronic device that can obtain block classification information of a luma component in a video image frame in a case that adaptive loop filtering is performed (S710), use the block the block classification information to determine block classification information of a chroma component in the video image frame in a case that cross-component adaptive loop filtering is performed (S720); and select a corresponding filter coefficient to perform cross-component adaptive loop filtering on the chroma component according to the block classification information of the chroma component.

Abstract: This application provides a foreign object detection method and apparatus, and a wireless charging system. The foreign object detection apparatus includes a coil array and a foreign object detection circuit. The coil array includes at least one coil group, and each coil group includes four detection coils whose locations are symmetrical to each other. The foreign object detection circuit determine an abnormal-value threshold of each coil group based on induction signals of each coil group and that are obtained in a first time period, and detect, based on the abnormal-value threshold and the induction signals of each coil group, whether there is a foreign object; when it is determined that there is no foreign object, detect, based on the signal threshold of each coil group and induction signals that are of each coil group and that are obtained in a second time period, whether there is a foreign object.

Abstract: A projection device includes multiple optical fiber mounting mechanisms. Each of the optical fiber mounting mechanisms includes an optical fiber extending along a first direction as an axis direction, a signal circuit extending along the first direction, and a mounting structure. The optical fiber includes an engaging section. The mounting structure surrounds the engaging section of the optical fiber and the signal circuit. The mounting structure includes an installation portion extending radially relative to the first direction. The installation portion includes a surface and multiple elements exposed from the surface. The surface includes a normal direction parallel with the first direction. A first length of the engaging section of the optical fiber protruding from the surface of the installation portion is longer than lengths of the elements protruding from the surface.

Abstract: This application relates to the field of video coding and decoding technologies, and specifically, to a video coding method and apparatus, a medium, and an electronic device. The video coding method includes obtaining a current video frame, and determining a reference frame used when coding the current video frame; searching for partition modes used for performing block partition on a portion of the current video frame to be coded; skipping one or more partition modes according to coding information of the reference frame or coding information of a coded portion of the current video frame; and performing predictive coding on coding units that constitute the portion to be coded according to an identified partition mode.

Abstract: An optical fiber mounting mechanism includes an optical fiber, a signal circuit, and a mounting structure. The optical fiber extends along a first direction. The signal circuit extends along the first direction. The mounting structure is disposed at ends of the optical fiber and the signal circuit. The mounting structure surrounds the optical fiber and the signal circuit. The mounting structure has an installation portion. The installation portion extends radially relative to the first direction as the axis direction. The installation portion has a plurality of elements. The elements are exposed from a surface of the installation portion. The surface has a normal direction parallel with the first direction.

Abstract: A non-volatile memory device and its manufacturing method are provided. The non-volatile memory device includes a substrate and a plurality of first floating gates and a plurality of second floating gates formed on the substrate. The substrate includes a center region and two border regions located on opposite sides of the center region. The center region and two border regions are located in an array region. The first floating gates are located in the center region, and the second floating gates are located in one of the border regions. Each of the first floating gates has a first width, and each of the second floating gates has a second width less than the first width. There is a first spacing between the first floating gates, and there is a second spacing which is greater than the first spacing between the second floating gates.

Abstract: A non-volatile memory device and its manufacturing method are provided. The non-volatile memory device includes a substrate and a plurality of first gate structures and a plurality of second gate structures formed on the substrate. The substrate includes a center region and two border regions located on opposite sides of the center region. The center region and two border regions are located in an array region. The first gate structures are located in the center region, and the second gate structures are located in one of the border regions. Each of the first gate structures has a first width, and each of the second gate structures has a second width less than the first width. There is a first spacing between the first gate structures, and there is a second spacing which is greater than the first spacing between the second gate structures.

Abstract: A method for controlling an electronic device by an input device, and an input device is disclosed. The method includes: controlling, by the input device, an electronic device by using a touch apparatus when the input device detects that the input device is in contact with the touch apparatus of the electronic device; and when the input device detects that the input device is in contact with an object surface beyond the touch apparatus of the electronic device, detecting, by the input device, a motion of the input device on the object surface, and sending information about the motion to the electronic device, to control the electronic device.

Abstract: This application provides a foreign object detection method and apparatus, and a wireless charging system. The foreign object detection apparatus includes a coil array and a foreign object detection circuit. The coil array includes at least one coil group, and each coil group includes four detection coils whose locations are symmetrical to each other. The foreign object detection circuit determine an abnormal-value threshold of each coil group based on induction signals of each coil group and that are obtained in a first time period, and detect, based on the abnormal-value threshold and the induction signals of each coil group, whether there is a foreign object; when it is determined that there is no foreign object, detect, based on the signal threshold of each coil group and induction signals that are of each coil group and that are obtained in a second time period, whether there is a foreign object.

Abstract: An optical fiber mounting mechanism includes an optical fiber, a signal circuit, and a mounting structure. The optical fiber extends along a first direction. The signal circuit extends along the first direction. The mounting structure is disposed at ends of the optical fiber and the signal circuit. The mounting structure surrounds the optical fiber and the signal circuit. The mounting structure has an installation portion. The installation portion extends radially relative to the first direction as the axis direction. The installation portion has a plurality of elements. The elements are exposed from a surface of the installation portion. The surface has a normal direction parallel with the first direction.

Abstract: A detection method for origin determination is provided. A gas chromatography-ion mobility spectrometry (GC-IMS) technology is adopted to obtain GC-IMS diagrams by detecting types and contents of volatile organic compounds in fruits. After analysises, fingerprint diagrams and principal component analysis (PCA) diagrams of the volatile organic compounds in the fruits are obtained. Origins of fruits can be determined based on the fingerprint diagrams and the PCA diagrams. By datumizing the traditional smelling method, it can assist scientific researchers and producers or businesses to identify origins or specific producing areas of fruits.

Abstract: A garment printing apparatus for improving color fastness and color shadings comprises a production line, a loading station, an unloading station, a plural number of intermediate stations, and a pallet. The loading station and the unloading station are respectively disposed on the production line, and the plural number of intermediate stations are disposed therebetween. The plural number of intermediate stations include a pretreatment station for applying a primer coating on a garment, a pattern printing station for making a pixelated pattern print on the garment, and a at least one plasma treatment station. The at least one plasma treatment station is disposed after the loading station and before the pattern printing station for imposing a plasma efficacy on the garment surface before printing a desired pattern on it. The pallet is mobile on the production line for conveying the garment. A garment printing method is provided accordingly.