Abstract: A feature-guided scanning trajectory optimization method for a 3D measurement robot, including: building a 3D digital model of an aircraft surface; obtaining a size of the 3D digital model; extracting features to be measured; classifying the features to be measured; calculating a geometric parameter of each type of features to be measured; generating an initial scanning trajectory of each type of features to be measured; building a constraint model of the 3D measurement robot; optimizing the initial scanning trajectory into a local optimal scanning trajectory; and planning a global optimal scanning trajectory of each type of features to be measured on the aircraft surface by using a modified ant colony optimization algorithm.

Abstract: A method for analyzing fuselage profile based on measurement data of an aircraft, including: acquiring point-cloud data of an aircraft via a laser scanner; selecting point-cloud data of a fuselage component from the point-cloud data of the aircraft; based on a weighted locally optimal projection (WLOP) operator and Ll median curve-skeleton concept of point cloud, extracting a medial axis from the point-cloud data of the fuselage component; uniformly sampling the medial axis into a plurality of skeleton points; extracting a discrete point set of a cross-section contour of the fuselage component; performing circle fitting on the discrete point set to obtain a fitted circle and parameters thereof; calculating a deformation displacement measurement indicator ? of the cross-section of the fuselage component to evaluate cross-section contour of the fuselage.

Abstract: A light-emitting panel has a light-emitting area and an isolation area adjacent to the light-emitting area The light-emitting panel comprises a base substrate and a barrier structure, wherein the barrier structure is arranged on one side of the base substrate and located in the isolation area, and comprises a first isolation pattern, a second isolation pattern, a third isolation pattern and a fourth isolation pattern, which are sequentially arranged in a stacked manner, and the first isolation pattern is closer to the base substrate than the fourth isolation pattern; and an orthographic projection of the first isolation pattern on the substrate is located in an orthographic projection of the second isolation pattern on the base substrate, and an orthographic projection of the third isolation pattern on the base substrate is located in an orthographic projection of the fourth isolation pattern on the base substrate.

Abstract: Disclosed is a nonferrous magnetic filter system. The nonferrous magnetic filter system includes a filter assembly and an adapter ring. The filter assembly includes a lens ring, a first magnet, a first filter lens and a first clamping ring. The first magnet and the filter lens are firmly pressed and fixed on the lens ring through the first clamping ring. The adapter ring includes a fixing ring, a second magnet and a second clamping ring. The second magnet is firmly pressed and fixed on the fixing ring through the second clamping ring. The filter assembly is configured to be assembled on the adapter ring from a side of the adapter ring through a mutual adsorption of the first magnet and the second magnet.

Abstract: An information transmission method and an apparatus. The information transmission method includes: a receive end sends first indication information, where the first indication information indicates a target receiving mode of the receive end, and the target receiving mode is one of a plurality of receiving modes. The receive end receives service information based on the target receiving mode. The receive end performs decoding processing on the service information based on the target receiving mode. In this way, power consumption can be further reduced, and information transmission of a plurality of service types can be supported, thereby improving information transmission flexibility and user experience.

Abstract: A high-definition map building method includes determining a key node describing information about a key position of a lane attribute change, determining a key node layer based on a position of the key node and an attribute of the key node, and determining a high-definition map based on a navigation map and the key node layer. The navigation map provides road-level navigation information, and the high-definition map provides lane-level navigation information.

Abstract: This application provides a communication method, apparatus, and system. The method includes: determining first information, where the first information includes one or more types of information about an associated beam for a random access success of the terminal device, or, information about an associated uplink carrier for a random access success of the terminal device, and/or includes information about a random access channel RACH resource for a random access failure of the terminal device, and the random access failure of the terminal device includes one or more of a 2-step random access failure, a 4-step random access failure, a dedicated RACH resource random access failure, or a common RACH resource random access failure; and sending the first information.

Abstract: A first machine learning model is deployed in a first communication apparatus, and a second machine learning model is deployed in a second communication apparatus. First information is obtained that carries indication information of both a first transmission resource and a second transmission resource, wherein the first transmission resource is for the first communication apparatus to transmit a first output of the first machine learning model to the second communication apparatus, and wherein the second transmission resource is for the first communication apparatus to receive first feedback data that is from the second communication apparatus. The first feedback data includes a first gradient, wherein the first gradient is for updating the first machine learning model. The first communication apparatus transmits the first output to the second communication apparatus on the first transmission resource.

Abstract: Provided is a fusion protein, comprising a protein having a hydrophobic region, a peptide linker, a protein fusion receptor. The peptide linker links the protein having a hydrophobic region to the protein fusion receptor. The protein fusion receptor is an Fc receptor fragment that specifically recognizes an Fc fragment of an antibody, and the protein having a hydrophobic region is a serum albumin. Also provided is a nano-assembly consisting of the fusion protein and a hydrophobic degradable polyester and a derivative thereof. Also provided is an application of the nano-assembly having excellent stability in an antibody delivery platform. The constructed nano-assembly platform is creatively applied in the preparation of immunotherapeutic drugs or therapeutic drugs for tumors or autoimmune diseases or inflammations.

Abstract: Aspects of switching-cycle voltage deviation control for modular multilevel converters (MMCs) are described. In one example, an upper switching action of an upper power cell is determined within a time duration of a switching cycle for an MMC. In addition, a lower switching action of a lower power cell is determined within the time duration of the switching cycle for the MMC. In addition, a delay is generated between the upper switching action and the lower switching action to reduce capacitor voltage deviation between the upper power cell and the lower power cell during the switching cycle. The upper power cell is located in an upper arm of a phase leg of the MMC, while the lower power cell is located in a lower arm of the phase leg of the MMC.

Abstract: Machine learning model training is provided. A model training result of a machine learning model is predicted utilizing a classification model based on a plurality of different combinations of input data set properties, settings of the machine learning model, and machine learning model training environment properties. Model training duration of the machine learning model is predicted utilizing a regression model based on those combinations that had a predicted successful model training result. Capacity unit hours is determined for each respective combination having the predicted successful model training result based on a corresponding predicted model training duration of the machine learning model. A particular combination of input data set properties, settings of the machine learning model, and machine learning model training environment properties that has minimum capacity unit hours is selected. The machine learning model is trained using the particular combination.

Abstract: This invention is in the field of medicinal chemistry and relates to a new class of small-molecules having a methyl-acetamido-propanamide structure (e.g., Formula I) which function as inhibitors of the SARS-CoV-2 main protease (Mpro), which function as therapeutics for the treatment of viral infection characterized with Mpro protease activity and/or expression (e.g., COVID-19), and which function as therapeutics for the treatment of other conditions characterized with Mpro protease activity and/or expression.

Abstract: Methods and compositions for modulating a target genome are disclosed.

Abstract: The present invention is directed to electrical circuits and methods. According to a specific embodiment, the present invention provides a voltage compensation mechanism for one or more single-phone avalanche diodes (SPADs). A reference voltage is generated based at least on an operating voltage of the SPADs. The reference voltage is coupled to a charge pump that generates a compensation voltage for the diodes. There are other embodiments as well.

Abstract: Provided are a display substrate and a detection method therefor, and a display apparatus. Compensation sub-circuits that are in one-to-one correspondence with each stage of a shift register are arranged in a gate driving circuit, and a first capacitor in each compensation sub-circuit is thus charged under the control of a detection input circuit when each stage of the shift register outputs a signal stage by stage; and an output control circuit is used to disconnect the compensation sub-circuit from a pull-up node of the corresponding stage of the shift register. The triggering of each stage of the shift register is stopped after each stage of the shift register (CR(n)) completes outputting, and the output control circuit provides a signal of a first power voltage end to the pull-up node of the corresponding stage of the shift register under the control of a second control end and the first capacitor.

Abstract: A communication method for data transmission in the internet of vehicles V2X and a related device. The method includes a first terminal device that receives first information from a first radio access network device, where the first information includes service information of a service of the first terminal device and a resource configuration mode on a sidelink, and there is a correspondence between the service information and the resource configuration mode on the sidelink. The first terminal device transmits, based on the correspondence, data corresponding to the service information on a sidelink transmission resource configured based on the resource configuration mode. The service information may be reliability information.

Abstract: Obtain, at a computing device, a segment of computer code. With a classification module of a machine learning system executing on the computing device, determine a required annotation category for the segment of computer code. With an annotation generation module of the machine learning system executing on the computing device, generate a natural language annotation of the segment of computer code based on the segment of computer code and the required annotation category. Provide the natural language annotation to a user interface for display adjacent the segment of computer code.

Abstract: A preparation method of a zeolite/polyimide composite membrane includes: synthesizing a zeolite-doped polyamic acid precursor casting solution by condensation polymerization synthesis; coating a substrate with the obtained casting solution, and obtaining a zeolite/polyamic acid composite porous membrane by non-solvent induced phase separation; and obtaining the zeolite/polyimide composite membrane by performing thermal imidization on the zeolite/polyamic acid composite porous membrane through gradient heating.

Abstract: A preparation method and a device for a seawater desalination-seawater extraction uranium membrane lining are provided. The preparation method is as follow: the lining is configured as a finished product for standby through the following process, including cleaning, drying, restoration of circular, generating burrs, fixing the length of burrs; the device includes the first module, the second module, the third module, the fourth module and the fifth module. The present invention has the advantages of simple operation, short time, low cost and obvious treatment effect, the bonding strength between the separation function layer and the lining is enhanced, and the separation function layer is not easy to fall off, the physical damage resistance is greatly increased, it is not easy to fall off and the initial bubble point pressure of the prepared enhanced film is high.