Abstract: Disclosed are a method for generating a high-precision road map, a high-precision road map generation device, equipment and a storage medium. The method includes: based on a constant temperature control system, collecting a plurality of road information to be processed by different sensors, so that the different sensors can all operate at a suitable temperature and are not affected by the environment; performing feature extraction on the plurality of the road information to be processed, and obtaining road feature information; and connecting a mileage meter by a vehicle controller area network port or a related domain controller to obtain mileage information of the vehicle and posture control information of the vehicle, and predicting the posture of the vehicle to provide auxiliary information for an inertial system, and finally generating a high-precision road map according to the road feature information, vehicle body posture control information of a vehicle and mileage information.

Abstract: Described is a method of setting up a direct connection between edge sites on a 5G communications network. The method comprises: configuring 5G network functions (NFs) in the 5G communications network; configuring 5G NFs at the edge sites, if not already configured; and based on said configured NFs, setting up a direct tunnel between the edge sites according to a pre-defined tunnel policy.

Abstract: A method includes obtaining a first image frame captured using at least one imaging sensor. The method also includes determining that an optical code is contained within the first image frame and determining whether to automatically zoom onto the optical code. The method further includes, in response to determining to automatically zoom onto the optical code, identifying a zoom ratio to be applied. In addition, the method includes controlling the at least one imaging sensor to capture a second image frame that is zoomed onto the optical code using the zoom ratio. Determining whether to automatically zoom onto the optical code includes identifying a distance between the optical code and a nearest edge or a nearest corner in the first image frame and determining to automatically zoom onto the optical code based on the identified distance being greater than a threshold distance.

Abstract: A binocular telescope comprises a main housing, a first lens body and a second lens body which are rotatably mounted in the main housing, and a laser ranging component accommodated in the main housing, the laser ranging component comprising a base mounted in the main housing, a laser transmitting module and a laser receiving module which are mounted in the base, the laser ranging component being provided in front of the first lens body and the second lens body, so that a laser light path for range finding is separated from an observing light path of the first lens body and the second lens body, and the laser light path is independently provided in front of the observing light path.

Abstract: An optical component, an optical module, and a communication device are provided. The optical component includes a chip (11), a fiber array unit (12), and at least one fastener (13). The fiber array unit (12) is located on a side of the chip (11), the fiber array unit (12) includes at least one optical fiber (121), at least one waveguide (141) is disposed on a surface of the chip (11), and matching glue is filled between an end face of the waveguide (141) and an end face of the optical fiber (121). One end of the fastener (13) is bonded to the chip (11) by using fastening glue, and the other end is bonded to the fiber array unit (12) by using the fastening glue. Bonding strength of the fastening glue is greater than bonding strength of the matching glue.

Abstract: A massive multiple-input multiple-output channel emulation method and a device based on optical matrix switching are provided. The method is realized based on a massive multiple-input multiple-output channel emulation system, which includes a plurality of channel preprocessing subsystems, an optical switching subsystem, a plurality of channel characteristic emulation subsystems, a self-checking and self-correcting subsystem, a mathematical simulation and monitoring subsystem and a time-frequency synthesis and distribution subsystem. All the subsystems are interconnected by various optical fiber connections, which are used to transmit high-speed data signals, communication information, control instructions, frequency, pulse and time signals, and have the centralized-distributed layout ability of various devices in the system based on long-distance transmission of optical fiber signals, and have the massive parallel expansion ability of the number of system signal input and output links.

Abstract: Control systems and methods are provided that utilize a device, which can be worn by a user, to enable the user to enter control commands for causing a controller to control one or more electronic devices in a local network, such as a Wi-Fi system. A local control system, according to one implementation, includes a smart ring configured to obtain movement information related to one or more movements of the smart ring while a user is wearing the smart ring. The local control system also includes a controller device configured to communicate with the smart ring using Bluetooth or Wi-Fi signals. Characteristics of the movement information can be translated in order to obtain one or more control commands. The controller device is configured to control one or more aspects of one or more electronic devices based on the one or more control commands.

Abstract: Disclosed are a method for preparing a hydrophobic copper nanoclusters-containing colloidal solution and use of the hydrophobic copper nanoclusters-containing colloidal solution in detecting Fe3+. The hydrophobic copper nanoclusters-containing colloidal solution is prepared by dissolving Cu4I4 in dimethyl sulfoxide to obtain a solution of Cu4I4 in DMSO, and then performing self-assembly of the solution of Cu4I4 in DMSO with a EuW10 solution.

Abstract: The present disclosure provides a roof shutter: including a window frame, a driving device and a louver blade component. One louver blade component includes at least two brackets drivingly connected to one driving device, and a plurality of louver blades arranged between two brackets. One side of each louver blade is rotationally connected to one bracket, and other side is rotationally connected to the window frame, in resulting the louver blades directly swing along an axis which is one side of the louver blade connected to the window frame, and no need to reserve a gap for the louver blades to swing. It prevents rainwater from flowing into the room from the gap.

Abstract: Provided herein is an epoxy primer comprising: 1) a first component comprising: a) an epoxy resin blend comprising at least one bisphenol resin; b) at least one epoxy silane; c) magnesium oxide; and d) lithium manganese oxide, lithium phosphate, lithium carbonate, lithium molybdate, or combinations thereof; and 2) a second component comprising: a) at least one phenalkamine; b) at least one amine curing agent; and c) at least one silane monomer, at least one silane oligomer, at least one siloxane resin, or combinations thereof. Also described is a method of making the epoxy primer and a coatings system comprising the epoxy primer.

Abstract: The present invention relates to a urea compound containing 2-heteroaromatic ring substitution represented by formula (I), its enantiomers, diastereomers, racemates or mixtures thereof, or pharmaceutically acceptable salts thereof, solvate, metabolite or prodrug. The compound of formula (I) of the present invention has inhibitory activity against CDK9, and representative compounds have significant anti-tumor activity against CDK9 high-expressing tumor cells. Representative compounds have plasma stability and low clearance.

Abstract: An optimization method comprises determining jump ratios of embedding layer parameters of a trained quantization model in a predetermined time range. The quantization model comprises a neural network model obtained after quantization processing on the embedding layer parameters. The method also comprises determining a jump curve in the predetermined time range according to the jump ratios, and fitting the jump curve to obtain a corresponding time scaling parameter. The method also comprises optimizing an initial algorithm of the quantization model based on the time scaling parameter to obtain an optimized target optimization algorithm, and training the quantization model based on the target optimization algorithm.

Abstract: A training method for a speech translation model, a speech translation method, an apparatus, and a device are provided. The training method includes: after entering a model training phase, controlling the speech translation model to execute a speech translation training task; controlling the speech translation model to simultaneously execute an auxiliary training task of the speech translation training task; and adjusting network parameters of the speech translation model according to the speech translation training task and the auxiliary training task, so as to obtain an updated speech translation model after training.

Abstract: A photovoltaic system and a control method. The photovoltaic system includes a master DC/DC converter; a slave DC/DC converter; a master DC/AC converter; and a slave DC/AC converter. The master DC/AC converter is configured to send a current instruction value and an input voltage of the master DC/AC converter to the slave DC/AC converter; and the slave DC/AC converter is configured to control an output current, based on an input voltage of the slave DC/AC converter, the current instruction value, and the input voltage of the master DC/AC converter, so that a current through the N wire is less than a preset current.

Abstract: A composite circuit board includes a flexible board, rigid boards, adhesive layers, and protection glue; the adhesive layers are sandwiched between the rigid boards and the flexible board and used for bonding the rigid boards and the flexible board; the rigid boards are provided with step slots passing through the rigid boards; the adhesive layers are provided with through slots passing through the adhesive layers; the step slots and the through slots are communicated with each other to form a thinning recess; the thinning recess exposes the flexible board; and the protection glue covers steps of the thinning recess and at least a portion of the exposed area of the flexible board.

Abstract: The present disclosure relates to a compound having an AhR inhibitory effect as shown in FIG. (I) or a pharmaceutically acceptable salt thereof, and a use thereof and a preparation method therefor. The compound has obvious AhR inhibitory activity.

Abstract: A data communication method, apparatus, and device, a computer-readable storage medium, and a computer program product. The method includes: generating a communication request in response to a trigger operation for a communication control in an embedded subroutine, the communication request being used for requesting to communicate with a target user associated with the embedded subroutine, invoking a communication service plug-in according to the communication request, and communicating with the target user in the embedded subroutine through a first service function provided by the communication service plug-in, and performing, in response to a trigger operation for a second service function provided by the communication service plug-in, service interaction with the target user in the embedded subroutine through the second service function in a process of communicating with the target user.

Abstract: The present invention discloses a construction method of 3D printing and weaving integrated building, comprising: selecting basic building structural components, using finite element analysis after spatial modeling, and combining stress nephogram to set a discrimination domain value and optimize a structure space, obtaining a structural component skeleton; calculating and analyzing the structural component skeleton, determining a weaving range and weaving density of a wire according to weak areas and sizes under structural stress; and then determining a printing process and weaving process according to the structural component skeleton, the weaving range and the weaving density; preparing 3D printing material; 3D printing a matrix and weaving the wire according to the printing process and weaving process, constructing layer by layer, or printing segments, and then connecting segments by preset tenoning structural sections to form a 3D printing and weaving integrated building.

Abstract: This invention relates to berberine alkaloids, formulations thereof and their use for the prevention and/or treatment of infectious disease in animals.