Abstract: The present disclosure relates to a method, apparatus, device and storage medium for networking. A method for networking is provided, applied to the first device to be networked and including: when the first device s in a election stage, receiving a confirmation message or an election message transmitted by other device to be networked, making a decision to confirm whether the other device transmitting the election message or the first device itself serves as a master device, if the election message is received, entering a confirmation stage in response to the confirmation message or the election message transmitted by the other device; when the first device is in the confirmation stage, setting the first device as a master device or a slave device in response to receiving the confirmation message transmitted by the other device.

Abstract: The present disclosure provides a metal mesh array and a manufacturing method thereof, a thin film sensor and a manufacturing method thereof, and belongs to the field of electronic device technology. A method for manufacturing a metal mesh array includes: providing a base substrate; forming a first metal layer on the base substrate as a seed layer; forming a first interlayer dielectric layer on a side of the seed layer away from the base substrate such that the first interlayer dielectric layer includes first groove structures and second groove structures in working areas and arranged in an intersecting manner; and performing an electroplating process on the seed layer to form first metal lines in the first groove structures and second metal lines in the second groove structures. The first metal lines and second metal lines in each working area are arranged in an intersecting manner, thereby forming a metal mesh.

Abstract: Provided is a fixing member used in a support structure (100) for a bed. The support structure includes a lower frame (10), an upper frame (20), a raising/lowering mechanism (30) configured to raise and lower the upper frame with respect to the lower frame and including a support shaft (312) extending in a width direction of the bed, and a supported member (221, 222) fixed to the upper frame and supported by the support shaft. The support shaft moves in a longitudinal direction of the bed while supporting the supported member when the upper frame is raised and lowered. The fixing member includes a plurality of fixing tools (S11 to S14) configured to fix the supported member to the upper frame. Each of the plurality of fixing tools includes a flexure element (SB) fixed to the upper frame at one end and fixed to the supported member at the other end, and a strain gauge (SG) attached to the flexure element.

Abstract: A method of decoding a coded video bitstream implemented by a video decoder is disclosed. The method includes determining that a coded video sequence (CVS) of the coded video bitstream includes a video coding layer (VCL) network abstraction layer (NAL) unit having a gradual decoding refresh (GDR) network abstraction layer (NAL) unit type (GDR_NUT), the VCL NAL unit having the GDR_NUT containing a GDR picture; initiating decoding of the CVS at the GDR picture; and generating an image according to the CVS as decoded. A corresponding method of encoding is also disclosed.

Abstract: A method of decoding a coded video bitstream is provided. The method includes obtaining a reference picture list structure for a current slice represented in the coded video bitstream; constructing a reference picture list for the current slice based on the reference picture list structure such that a number of entries in the reference picture list and an order of the entries in the reference picture list are both the same as in the reference picture list structure, wherein the reference picture list contains a plurality of active entries and a plurality of inactive entries; and obtaining, based on at least one active entry of the reference picture list, at least one reconstructed block of the current slice.

Abstract: This disclosure relates generally to human ACE2 polypeptides that exhibit enhanced binding to the S protein of SARS-CoV-2, or increased affinity, that can be used as therapeutic agents in combination with monoclonal antibodies for the prophylaxis (pre- or post-exposure prophylaxis), or treatment of COVID-19, or disease caused by any coronavirus that utilizes ACE2 as a cellular receptor.

Abstract: Embodiments of the present disclosure provide a solution for video processing. A method for video processing is proposed. The method comprises: performing a conversion between a bitstream of a video and a media file of the video, wherein the media file comprises a first indication identifying a preselection in the media file, and a value of the first indication is the same for all tracks contributing to the preselection.

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: Embodiments of the present disclosure provide a solution for video processing. A method for video processing is proposed. The method comprises: performing a conversion between a bitstream of a video and a media file of the video, wherein a first data structure in the media file comprises a first indication and at least one second data structure describing a preselection in the media file, and the first indication is signaled before the set of second data structures and specifies the number of non-alternative tracks grouped by a preselection track group for the preselection.

Abstract: The technology of this application relates to a memory management method and apparatus. When garbage collection is performed by using the method, stored information about a first reference cycle is first obtained, where the first reference cycle is a cyclic reference formed by a plurality of objects, and the information about the first reference cycle includes the plurality of objects in the first reference cycle and a reference relationship between the plurality of objects. The method further includes determining that a second reference cycle exists, where information about the second reference cycle matches the information about the first reference cycle, and the information about the second reference cycle includes a plurality of objects in the second reference cycle and a reference relationship between the plurality of objects. The method further includes reclaiming memory occupied by the plurality of objects in the second reference cycle.

Abstract: Optical articles including a spatially defined arrangement of a plurality of data rich retroreflective elements, wherein the plurality of retroreflective elements comprise retroreflective elements having at least two different retroreflective properties and at least two different optical contrasts with respect to a background substrate when observed within an ultraviolet spectrum, a visible spectrum, a near-infrared spectrum, or a combination thereof.

Abstract: A method of decoding includes determining, by the video decoder, whether a resolution of a current picture being decoded is the same as the resolution of reference pictures identified by a reference picture list associated with the current picture; enabling, by the video decoder, decoder-side motion vector refinement (DMVR) for a current block of the current picture when the resolution of the current picture is determined to be the same as the resolution of each of the reference pictures; disabling, by the video decoder, the DMVR for the current block of the current picture when the resolution of the current picture is determined to be different than the resolution of either of the reference pictures; and refining, by the video decoder, motion vectors corresponding to the current block using the DMVR when the DMVR flag is enabled for the current block.

Abstract: A method of decoding is provided. The method includes receiving a sub-bitstream having a sequence parameter set (SPS) with a profile tier level (PTL) syntax structure for an output layer set (OLS) with only one layer; setting a number of layers in the OLS equal to one based on the OLS having the only one layer; obtaining the PTL syntax structure for the OLS with the only one layer from the SPS when the number of layers in the OLS has been set equal to one; and decoding a picture from the only one layer using the PTL syntax structure to obtain a decoded picture. A corresponding method of encoding is also provided.

Abstract: A network management and control method and system, and a storage medium are disclosed. The method may include: obtaining a parameter change value of a target object, wherein the parameter change value is from a Digital Twin (DT) virtual model, the DT virtual model is constructed based on a physical model, the physical model comprises entity objects of a physical network, and the parameter change value represents a change in transmission performance of the target object; inputting the parameter change value into a pre-trained perception model, to obtain a state prediction result output by the perception model; inputting the state prediction result into a pre-trained cognitive model, to obtain configuration adjustment information output by the cognitive model; and in response to the configuration adjustment information passing emulation verification, adjusting the physical model according to the configuration adjustment information.

Abstract: A batch private information retrieval method and apparatus, including: agreeing on a hash function, calculating a serial number index in an original database, retaining a result of each serial number index for each hash function, and obtaining a first hash bucket; filling an index of a batch query into a second hash bucket of a same length as the first hash bucket by the client, and encoding a filling result by using a constant weight code encoding manner; encrypting an obtained encoding result as a batch query request by the client; comparing the batch query request with the first hash bucket by the server to obtain a corresponding intermediate result, calculating correspondingly the intermediate result and the original database to obtain a corresponding query result ciphertext; and decrypting the query result ciphertext by the client, and thus simultaneously obtaining a query result of the batch query request.

Abstract: A kit for breeding a pig breed with resistance to the porcine transmissible gastroenteritis virus infection and application thereof. The systems includes a genetically edited protein, pAPN-sgRNA-1, pAPN-sgRNA-2, and a donor DNA. Effectively enzymatic cleavage can be made in two target sites of a pAPN gene by the gene editing protein. By replacing the fragment to be site-directed modified located between two target sites with donor DNA, a codon encoding tryptophan at position 737 in pAPN protein can be mutated to a codon encoding alanine, thereby achieving precise mutation of tryptophan to alanine at position 737 in a pAPN protein. The systems can avoid disruption or alteration of the normal expression of other amino acids in pAPN protein, therefore, the present invention maximally retains the physiological activity function of pAPN protein on the basis of resisting TGEV infection.

Abstract: Disclosed herein are novel gene editing systems capable of being delivered to a subject intravenously through a lipid nano particle pharmaceutical formulation and producing durable in vivo editing of a target gene, such as ANGPTL3, with high on-target gene editing efficiency, reduced or low off-target effect, and no germline editing. The gene editing systems comprise a chemically modified guide nucleic acid sequence with a spacer having a specified arrangement of deoxyribonucleotides and ribonucleotides. The novel gene editing systems comprise mRNA that encodes the gene editor proteins, which may include a modified nickase component. Methods of disease treatments using the gene editing systems are also disclosed.

Abstract: A screwing machine includes a motor, an output shaft, a twist portion, a plate portion, a strain gauge, an amplification circuit. The output shaft is driven by the motor. To the output shaft, a bit is attachable. The twist portion is hollow. To the twist portion, torque applied to the output shaft is transmitted through a transmission element. The output shaft is configured to be indirectly twisted by the torque applied to the output shaft. The plate portion is integrally formed with the twist portion. The strain gauge is disposed on the twist portion. The amplification circuit is disposed on the plate portion. To the amplification circuit, a signal from the strain gauge is input.

Abstract: Active machine learning with model selection is used to control a printing system to efficiently, accurately, and autonomously predict jettability diagrams for different print head and ink combinations. A print system may be controlled using active machine learning to efficiently and accurately predict a jetting behavior for different combinations of ink and inkjet print heads at different settings/values for operating parameters of the print heads, such as firing voltage, pulse width/dwell time, frequency, ramp up, ramp down, meniscus pressure, heating rate, hold time, transducers' positions, geometries, and heating power, and/or other operating parameters of the print heads.

Abstract: A video coding mechanism is disclosed. The mechanism includes receiving a bitstream comprising a current picture and a reference picture list syntax structure (ref_pic_list_struct( )) comprising a number of reference entries (num_ref_entries) constrained to a range of zero to a maximum decoded picture buffer size plus an offset. The current picture is decoded based on the ref_pic_list_struct( ) to produce a decoded picture.