Abstract: Generating first map information, where the first map information includes information about a first reference object set, and the information about the first reference object set indicates a first identifier, in a geographic area, of each reference object in at least one reference object included in the first reference object set, and indicates a first position of each reference object in the at least one reference object. The first map information is generated, and the first map information indicates related information of each reference object in the first reference object set, to implement a manner of expressing the related information of the reference object more abundantly, so that maps provided by different map vendors may use reference objects in the first map information to perform position expression on an element or an event.

Abstract: A composite solution for enhancing induced disease resistance of lentinan (LNT) to a plant, a preparation method of the composite solution, and a method for enhancing induced disease resistance of LNT to a plant are provided. The composite solution for enhancing induced disease resistance of LNT to a plant includes: an LNT-containing solution and an SPc-containing solution, where SPc is a dendritic macromolecule functionalized by an amino functional group, and has a structural formula shown in formula I, where n=1 to 100. An LNT/SPc complex is produced in the composite solution. SPc spontaneously combines with LNT through hydrogen bonding, such that an agglomerate structure formed by LNT in an aqueous solution is broken and reduced to a nano-scale particle size, and a spherical particle is produced, which can significantly reduce a contact angle of the LNT aqueous solution, and promote the distribution and diffusion of LNT.

Abstract: The present disclosure provides a method for preparing lithium iron phosphate from ferric hydroxyphosphate, including: purifying ferrous sulfate to form a ferrous sulfate solution, adding hydrogen peroxide, phosphoric acid, an ammonium dihydrogen phosphate solution and ammonia water into the ferrous sulfate solution and then reacting to form a mixed slurry, holding the mixed slurry at a temperature for a period of time, and then washing with water and subjecting to press filtration to form ferric hydroxyphosphate precursors with different iron-phosphorus ratios; then flash drying, sintering at a high temperature, and pulverizing to obtain ferric hydroxyphosphate precursors with different iron-phosphorus ratios and different specific surface areas.

Abstract: The present application discloses a double-sided SiP packaging structure and a manufacturing method thereof, wherein the double-sided SiP packaging structure comprises a substrate, a first packaging structure arranged on the substrate, and a second packaging structure arranged below the substrate; the second packaging structure comprises a chip, interposer and a molding material; a conductive structure array is arranged on an upper surface of the interposer; the interposer is arranged below the substrate through the conductive structure array; a space region among a lower surface of the substrate, the chip and the interposer is filled with the molding material; a conductive bonding pad array is arranged on the lower surface of the interposer; and a groove is formed in a part of region between the conductive bonding pad and an edge contour of the interposer.

Abstract: The present invention belongs to the field of pharmaceutical manufacturing technology. The present invention provides a pharmaceutical composition of a conjugate and a preparation method thereof. The pharmaceutical composition is preferably administered by injection. The docetaxel conjugate has a structural formula as shown in the following formula: (I).

Abstract: A solar cell is provided, including a front electrode, a functional layer, and a back electrode. The front electrode is an electrode on a side of an illuminated surface. The front electrode includes a high-conductivity region and a low-conductivity region that are adjacent to each other, or the back electrode includes a high-conductivity region and a low-conductivity region that are adjacent to each other. The front electrode and/or the back electrode may be designed to be separated by region, and conductivity of one conductive region is designed to be higher than conductivity of the other conductive region. According to the application, a film rectangular resistance loss caused by large-scale non-uniform lateral transfer of a photocurrent is avoided, thereby improving photoelectric conversion efficiency of the cell, and improving the cell comprehensive performance by flexibly selecting materials based on different requirements of different regions in different application scenarios.

Abstract: Provided are an electrokinetic device and method for in-situ leaching of uranium, belonging to the technical field of in-situ leaching of uranium. The electrokinetic device for in-situ leaching of uranium includes an injection well, a pumping well, a positive electrode, a negative electrode, leaching solution, and a direct current power supply. Uranium ore is provided between the injection well and the pumping well, the negative electrode is arranged in the injection well, and the positive electrode is arranged in the pumping well. The leaching solution is injected from the injection well, flows through the uranium ore, and then is pumped from the pumping well for uranium extraction. The direct current power supply is respectively connected to the positive electrode and the negative electrode, and is configured to apply direct current between the positive electrode and the negative electrode to promote the pooling of uranium-carrying ions towards the pumping well.

Abstract: A multi-procedure integrated automatic production line for hard alloy blades under robot control is provided. The production line includes a rail-guided robot. A cutter passivation device and a blade cleaning and drying device are arranged on one side of the rail-guided robot. A blade-coating transfer table, a blade coating device, a blade boxing transfer table, a blade-tooling dismounting device and a blade boxing device are sequentially arranged on another side of the rail-guided robot. The blade-tooling dismounting device is arranged on one side of the blade boxing transfer table. The production line further includes squirrel-cage toolings for carrying the blades. The squirrel-cage tooling that are loaded with the blades can run among the cutter passivation device, the blade cleaning and drying device, the blade-coating transfer table and the blade boxing transfer table. The blades after being treated through the blade-tooling dismounting device are sent to the blade boxing device.

Abstract: A circuit arrangement includes an array of switches that represent a Boolean satisfiability expression that has a plurality of clauses each defined by a combination of Boolean variables Xi or ¬Xi, a first plane, and a constraints network operatively arranged with the first plane. The constraints network enforces each of the clauses such that values of different ones of the variables continue to randomly or pseudo randomly flip until the values of the variables Xi and ¬Xi stop changing or a predetermined condition occurs.

Abstract: A multi-viewpoint image processing system includes a processing apparatus and a display apparatus, the processing apparatus includes an acquisition module and an encoding module, wherein the acquisition module is configured to acquire K viewpoint images, and a viewpoint image includes M rows and N columns of pixels; the encoding module is configured to receive the K viewpoint images, encode the K viewpoint images to generate a plurality of encoded images, and send the plurality of encoded images to the display apparatus; the display apparatus is configured to receive the plurality of encoded images and obtain M pieces of display information according to the plurality of encoded images, an i-th piece of display information including i-th rows of pixels of the K viewpoint images, i=1, 2, . . . , M; and perform stereoscopic display according to the M pieces of display information.

Abstract: A memory device is disclosed, including a memory array and a selection circuit. At least one first faulty cell and at least one second faulty cell that are in the memory array store data corresponding to, respectively, first and second fields of a floating-point number. The selection circuit identifies the at least one first faulty cell and the at least one second faulty cell based on a priority of a cell replacement operation which indicates that a priority of the at least one first faulty cell is higher than that of the at least one second faulty cell. The selection circuit further outputs a fault address of the at least one first faulty cell to a redundancy analyzer circuit for replacing the at least one first faulty cell.

Abstract: The present application provides an audio and video playing system, a playing method and a playing device. The system comprises: a display device; a directional sound output module configured to output a directional sound signal; a tracking element configured to monitor a target visual area and to monitor the target display area on the display screen; and a processor, connected with the directional sound output module and the tracking element respectively, and configured to acquire a first audio and video data to be output in the target display area, display image information of the first audio and video data in the target display area, and output sound information of the first audio and video data to the directional sound output module such that the directional sound output module output a directional sound signal towards the target visual area.

Abstract: Disclosed is a display substrate, comprising: a base substrate, multiple first pixel circuits, multiple first light-emitting elements, and at least one first signal line. The multiple first pixel circuits and the multiple first light-emitting elements are located in a first display area. At least one first pixel circuit is electrically connected to at least one first light-emitting element, and is configured to drive the at least one first light-emitting element to emit light. The at least one first signal line is configured to provide, in a first direction, a first signal for the multiple first pixel circuits. The at least one first signal comprises a first sub-signal line and a second sub-signal line that are electrically connected in parallel, the first sub-signal line is located in the first display area, and the second sub-signal line is located in a second display area.

Abstract: A method including providing a visual cue associated with and in close physical proximity to an object, detecting a pose of the visual cue with a camera coupled to the robot arm, training by guiding the robot arm from a first position to a target position near the object based on external input, recording, by the camera, trajectory data based on the pose of the visual cue during movement of the robot arm from the first position to the target position and storing the trajectory data in memory, receiving an instruction to move the robot arm to the object, providing a sequence of robot arm trajectory instructions relative to the pose of the visual cue based on input from the camera and trajectory data to guide the robot arm to the target position.

Abstract: A cross-coupling control method for moving beam of gantry machine tool is disclosed, which relates to the technical field of CNC machine tool control. The cross-coupling control method includes: Step 1: establishing a crossbeam dynamics model considering a ram on the crossbeam, and at the same time simplifying the model for an observer design; step 2: realizing a PID control parameter adjustment of motors at both ends in accordance with a method of parameter tuning of a unilateral servo control system; using a servo system with the same control parameters to jointly drive the crossbeam up and down, realizing the synchronous control and realizing PID control parameter tuning for both end motors. The disclosure not only reduces the synchronization error caused by the torsion of the crossbeam, but also solves the synchronization error caused by the asymmetric load on both sides, and improves the system robustness and stability.

Abstract: The present disclosure provides an image compression method, including steps of: acquiring a human-eye fixation point on an original image, and determining a fixation region and a non-fixation region of the original image according to the human-eye fixation point; and compressing the non-fixation region, and generating a compressed image according to the fixation region and the compressed non-fixation region. The present disclosure also provides an image display method, an image compression apparatus, an image display apparatus, and a computer readable medium.

Abstract: The present invention provides a package structure with an inductor and a manufacturing method thereof, the inductor and the interconnection component are used as n second package module, and stacked with other components such as the first package module to form a stack-like package structure. The first package module is provided with other electronic elements. Then the first and second package modules can be synchronously subjected to package manufacturing, which improves the production efficiency. Additionally, the soldering balls with different heights are formed on the first faces of the interconnecting structural component and the inductive device by adjusting the consumption of soldering paste, which make the second faces of the inductor and the interconnection component are coplanar, then inductor with different heights can form a flat interconnecting plane, which makes the sequential process such as pasting and mounting can be conveniently performed.

Abstract: The invention discloses a method and system for traffic clearance at signalized intersections based on lidar and trajectory prediction, belonging to the field of intelligent transportation systems. The invention obtains live vehicle trajectory data at the entrance of the intersection based on 3D LiDAR, and predicts whether a motor vehicle will enter at the signalized intersection when traffic light changes from green to red (which normally involves the yellow change interval). It uses the 3D LiDAR installed at the intersection covering the entrance to collect the trajectory data of the vehicle, and further judges whether the vehicle will enter the intersection after the yellow change interval; it also predicts the driving time of the entered vehicle in the intersection, and determines the all-red time of the intersection on this basis, so as to achieve the purpose of clearing the traffic within the intersection in time and reducing traffic conflicts.

Abstract: The disclosure relates to an audio processing apparatus, comprising: a plurality of audio sensors, each audio sensor configured to receive a respective plurality of audio frames of an audio signal from an audio source, wherein the respective plurality of audio frames defines an audio channel of the audio signal; and a processing circuitry configured to: determine a respective feature set having at least one feature for each audio frame of each of the plurality of audio frames, wherein the plurality of features define a three-dimensional feature array; process the three-dimensional feature array using a neural network, wherein the neural network comprises a self-attention layer configured to process a plurality of two-dimensional sub-arrays of the three-dimensional feature array; and generate an output signal on the basis of the plurality of processed two-dimensional sub-arrays. Moreover, the disclosure relates to a corresponding audio processing method.