Abstract: An optical scanning device for light ranging and detection (LiDAR) is provided. The optical scanning device comprises a rotatable polygon reflector having a plurality of reflective facets. The rotatable polygon reflector is configured to rotate about a first rotation axis in a first rotation direction. The optical scanning device further comprises one or more fluid circulation devices disposed alongside the rotatable polygon reflector or attached to the rotatable polygon reflector. The one or more fluid circulation devices are configured to rotate about a second rotation axis to form a fluid circulation surrounding the plurality of reflective facets of the rotatable polygon reflector. The fluid circulation is at least partially in the first rotation direction.

Abstract: A model training method and a related apparatus to help improve a convergence speed of model training and improve end-to-end communication quality. The method includes: a first communication apparatus sends first data to a second communication apparatus through a channel, where the first data is an output result of the first machine learning model. The second communication apparatus receives second data through a channel, inputs the second data into a second machine learning model to obtain third data; determines a first loss function based on the third data and the first training data; and sends the first loss function to the first communication apparatus through a feedback channel.

Abstract: Provided are an interaction method and apparatus in a live streaming room, a device, and a storage medium. The method comprises: in response to a trigger operation for a preset drawing entry on a live streaming room page, jumping to a graphic drawing page from the live streaming room page, a drawing trajectory set for a preset object being displayed on the graphical drawing page; when a drawing stroke on the graphic drawing page is received, matching the drawing stroke with the drawing trajectory; and if it is determined that the drawing stroke is successfully matched with the drawing trajectory, displaying prompt information about successful participation in a preset activity, the preset activity and the preset drawing entry having a correspondence.

Abstract: A method of selecting a group of multimode optical fibers, includes comparing a first effective modal bandwidth at a first wavelength of a multimode optical fiber with a first effective modal bandwidth threshold at the first wavelength, the multimode optical fiber being in a group of multimode optical fibers meeting a first OM standard, wherein the first wavelength is from 844 nm to 863 nm; and categorizing the multimode optical fiber as passing a transmission distance requirement if the first effective modal bandwidth of the first multimode optical fiber is greater than or equal to the first effective modal bandwidth threshold; wherein the transmission distance is defined in a transceiver specification, wherein the transceiver specification is one or more of: (a) an 800G bidirectional (BiDi) transceiver specification, or (b) a 100G/lane based MM VCSEL transceiver specification, or (c) a 25Gbaud based transceiver specification, or (d) 50G PAM4 based transceiver specification.

Abstract: A method is provided that includes receiving a data request from a requesting device requesting data from a data source, looking up, in a blockchain ledger, a transaction corresponding to the data request to validate the data request, forwarding the validated data request to a data server, receiving a data response from the data server in response to the data request, wherein the data response comprises the requested data from the data source, and forwarding the data response to the requesting device.

Abstract: The technical field of active substance preparations is belonged to, and provided are astaxanthin pickering emulsion with colon targeted delivery function, and a preparation method and application method thereof. The preparation method includes the following steps: S1, reparation of deacetylated-oxidized chitin nanofiber (DE-TO-ChNF)/carboxymethyl konjac glucomannan (CMKGM) nanogel; S2, preparation of astaxanthin oil phase; and S3, preparation astaxanthin pickering emulsion. Natural polysaccharide derivatives DE-TO-ChNF and CMKGM are used as raw materials, and stable crosslinking between covalent bonds and non-covalent bonds are formed between molecules in a composite system through the NHS/EDC, so as to form a stable nanogel. Then the nanogel is used as emulsifier and flaxseed oil rich in astaxanthin is used as oil phase to prepare the astaxanthin pickering emulsion by homogenization.

Abstract: A compound, as represented by formula I, as a TLR7 agonist, a method for preparing the compound, and the use of the compound in treating diseases mediated by the TLR7 agonist are provided. Studies on the activity of a human-derived receptor, a TLR7 agonist, show that compounds have a strong agonistic effect on the human-derived receptor, TLR7, and can be used as a foreground compound for treating diseases mediated by the TLR7 agonist.

Abstract: Methods, computer systems, and apparatus, including computer programs encoded on computer storage media, for predicting future trajectories for an agent in an environment. A system obtains scene context data characterizing the environment. The scene context data includes data that characterizes a trajectory of an agent in a vicinity of a vehicle in an. environment up to a current time point. The system identifies a plurality of initial target locations in the environment. The system further generates, for each of a plurality of target locations that each corresponds to one of the initial target locations, a respective predicted likelihood score that represents a likelihood that the target location will be an intended final location for a future trajectory of the agent starting from the current time point.

Abstract: The present invention provides an antibody-drug conjugate specifically binding to B7H3 and a pharmaceutical composition comprising the same. A method for using the antibody-drug conjugate of the present invention and use thereof are also provided herein.

Abstract: A level shifter includes a buffer circuit, a first shift circuit, and a second shift circuit. The buffer circuit provides a first signal and a first inverted signal to the first shift circuit, such that the first shift circuit provides a second signal and a second inverted signal to the second shift circuit. The second shift circuit generates a plurality of output signals according to the second signal and the second inverted signal. The first shift circuit includes a plurality of first stacking transistors and a first voltage divider circuit. The first voltage divider circuit is electrically coupled between a first system high voltage terminal and a system low voltage terminal. The first voltage divider circuit is configured to provide a first inner bias to gate terminals of the first stacking transistors.

Abstract: A code checking method includes: causing a compiler to generate a map file and a low-level code file(s) according to a high-level code file(s); obtaining target function information from the map file; finding a target code file from the low-level code file(s); obtaining a first return command of a target function name of the target function information from the target code file; traversing the low-level code file(s) to obtain each calling module name and a second return command of each calling function name; obtaining a second storage area of each calling module name from the map file; and generating a check failure result when calling of a target function name by each calling function name is not complied with a bank-switching compile form according to a first storage area of the target function information, the first return command, each second storage area, and each second return command.

Abstract: A method for transferring a credit rights certificate is provided, including: generating a target account address according to a debtor account address and a creditor account address in a credit rights certificate transfer request, the target account address being a temporary account address used for storing a credit rights certificate and based on a multi-digital-signature process; transferring a credit rights certificate corresponding to the credit rights certificate transfer request from the debtor account address to the target account address; and transferring the credit rights certificate from the target account address to the creditor account address based on a confirmation instruction from the creditor account address.

Abstract: This application discloses a power supply circuit, a driving apparatus, and a display apparatus, and relates to the field of display technologies. The power supply circuit includes: a first power supply module and a second power supply module. An output end of the first power supply module is connected to a first output end of the second power supply module, and is configured to be connected to a first input end of the driving module. An output end of the first power supply module is configured to output a first voltage signal, and a first output end of the second power supply module is configured to output a second voltage signal. A second output end of the second power supply module is configured to be connected to a second input end of the driving module, so as to output a third voltage signal.

Abstract: Embodiments of this application disclose a trans-impedance amplifier and a trans-impedance amplifier control method that are used in the field of circuit technologies. A trans-impedance amplifier TIA includes an inverting amplification circuit and a voltage clamping circuit. The inverting amplification circuit is connected in parallel to the voltage clamping circuit. The inverting amplification circuit includes a first PMOS transistor and a first NMOS transistor that have a common gate. A source of the first PMOS transistor is connected to a drain of the first NMOS transistor. The voltage clamping circuit includes a second PMOS transistor and a second NMOS transistor that have a common gate. Gates of the two transistors are connected to an input end of the TIA. A source of the second NMOS transistor and a drain of the second PMOS transistor are connected to an output end of the TIA.

Abstract: A method for smelting low-phosphorus high-manganese steel based on reduction dephosphorization of ferromanganese is provided in the present application, relating to the technical field of high-manganese steel smelting, where the dephosphorization of ferromanganese is carried out under reducing atmosphere conditions through mediate-frequency induction furnace to obtain molten ferromanganese with lower phosphorus content, which is subsequently mixed with low phosphorus molten steel obtained by smelting in oxidative period of electric arc furnace in LF ladle refining furnace to make the Mn content of steel reach the requirement of high-manganese steel, and smelting is carried out under the condition of reducing atmosphere by adjusting the composition and temperature of the molten steel to meet the requirements of the target composition of the steel grade before tapping the steel.

Abstract: The present disclosure provides a video generation method and apparatus, a device, and a medium and a product, and relates to the technical field of computers. The method includes: acquiring description information of a target video to be generated; according to the description information of the target video, acquiring, from a video material library, a target clip corresponding to the description information; splicing the target clip with each candidate clip of a plurality of candidate clips in the video material library respectively to obtain a plurality of candidate videos; evaluating a score of each candidate video of the plurality of candidate videos; and generating the target video according to the score of each candidate video of the plurality of candidate videos.

Abstract: Anthraquinone-based covalent organic frameworks; methods for preparing anthraquinone-based covalent organic frameworks; solid electrolyte interphases including the anthraquinone-based covalent organic frameworks; and electrochemical devices including the solid electrolyte interphases. The solid electrolyte interphases can exhibit enhanced transport of Li+. Battery cells including the solid electrolyte interphase exhibit improved reversible capacities.

Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for realizing a multimodal image classifier. In an aspect, a method includes, for each image of a plurality of images: processing the image by a textual generator model to obtain a set of phrases that are descriptive of the content of the image, wherein each phrase is one or more terms, processing the set of phrases by a textual embedding model to obtain an embedding of predicted text for the image, and processing the image using an image embedding model to obtain an embedding of image pixels of the image. Then a multimodal image classifier is trained on the embeddings of predicted text for the images and the embeddings of image pixels for the images to produce, as output, labels of an output taxonomy to classify an image based on the image as input.

Abstract: A composite solid-state electrolyte, a preparation method thereof and an all-solid-state lithium metal battery. The composite solid-state electrolyte includes a cationic poly(ionic liquid) as a matrix; and an ionic covalent organic framework, TpPa—SO3Li, as a filler. The method for preparing a composite solid-state electrolyte includes combining the poly(ionic liquid) with the ionic covalent organic framework to prepare the composite solid-state electrolyte. The composite solid-state electrolyte can have excellent ionic conductivity up to 1.23×10?3 Scm?1 and Li ion transport number (tLi+) up to 0.82 at room temperature. The composite solid-state electrolyte and the all-solid-state lithium metal battery containing the composite solid-state electrolyte provided by the present invention can achieve long-term safety while achieving high performance, and show great potential in the practical application of all-solid-state lithium metal batteries with high security.

Abstract: This application relates to the field of wireless communications technologies, and discloses an encoding method and apparatus, to improve accuracy of reliability calculation and ordering for polarized channels. The method includes: obtaining a first sequence used to encode K to-be-encoded bits, where the first sequence includes sequence numbers of N polarized channels, the first sequence is same as a second sequence or a subset of the second sequence, the second sequence comprises sequence numbers of Nmax polarized channels, and the second sequence is the sequence shown in Sequence Q11 or Table Q11, K is a positive integer, N is a positive integer power of 2, n is equal to or greater than 5, K?N, Nmax=1024; selecting sequence numbers of K polarized channels from the first sequence; and performing polar code encoding on K the to-be-encoded bits based on the selected sequence numbers of the K polarized channels.