Abstract: A display substrate (910), comprising a plurality of pixel units (P11, P12, P21, P22) and at least one compensation circuit. At least one pixel unit (P11, P12, P21, P22) comprises: a main light-emitting unit and an auxiliary light-emitting unit; and the at least one compensation circuit is connected to the auxiliary light-emitting unit of the at least one pixel unit (P11, P12, P21, P22). The at least one compensation circuit is configured to measure the brightness or temperature of the at least one pixel unit (P11, P12, P21, P22) and control the auxiliary light-emitting unit of the at least one pixel unit (P11, P12, P21, P22) to emit light according to a measurement result.

Abstract: A synthesis and an application of a phosphatase degrader are provided. The phosphatase degrader is a compound represented by formula I, or a salt thereof, or a deuterated compound thereof, or a stereoisomer thereof, or a solvate thereof, or a hydrate thereof, or a prodrug thereof. The compound can be used as a phosphatase degrader, especially as an SHP2 protein degrader, can treat malignant diseases such as tumors, and has good application prospects.

Abstract: An LED display device array includes a substrate, at least two display units disposed on the upper surface of the substrate, and pin assemblies disposed on the lower surface of the substrate and in one-to-one correspondence with the at least two display units, a cutting line is disposed on the substrate between any two adjacent pin assemblies. Each of the pin assemblies includes at least two pins, and the at least two pins are a first pin and a second pin separately. A first pin in a pin assembly is misaligned with a second pin in an adjacent pin assembly, and the first pin and the second pin are connected to each other by a connecting wire. The connecting wire has a linear connecting segment, and the connecting segment of the connecting wire intersects with the cutting line and is perpendicular to the cutting line.

Abstract: A face detection method includes: acquiring a target image; invoking a face detection network, and processing the target image by using a feature extraction structure of the face detection network, to obtain original feature maps corresponding to the target image; the original feature maps having different resolutions; processing the original feature maps by using a feature enhancement structure of the face detection network, to obtain an enhanced feature map corresponding to each original feature map; the feature enhancement structure being obtained by searching a search space, and the search space used for searching the feature enhancement structure being determined based on a detection objective of the face detection network and a processing object of the feature enhancement structure; and processing the enhanced feature map by using a detection structure of the face detection network, to obtain a face detection result of the target image.

Abstract: A photographing method includes: starting a camera in response to a first operation; entering a first video recording mode in response to a second operation; capturing first video frames in response to a third operation; and stopping capturing the first video frames in response to a fourth operation, to obtain a target video. The ith second video frame in the target video is obtained by fusing a foreground image of the kth first video frame captured by the camera and a background image of the jth first video frame captured by the camera, and the (i+1)th second video frame in the target video is obtained by fusing a foreground image of the (k+m)th first video frame captured by the camera and a background image of the (j+n)th first video frame captured by the camera, where m?n. In this way, the electronic device can record a video with a special effect.

Abstract: Embodiments of the present invention provide a housing assembly of button cell, a button cell and an electronic product. The housing assembly of button cell includes: a housing and a conductive part, the housing having a holding cavity that is capable of holding a cell of the button cell, the cell having a first tab and a second tab, the housing being provided with a through hole, the conductive part being positioned at and blocking the through hole, and the conductive part and the through hole being sealed and insulated; where, the number of the conductive part is one or two, and when the number of the conductive part is two, the housing is provided with two through holes, where the conductive parts correspond to the through holes one by one. It is beneficial to improving sealability of the housing assembly of button cell.

Abstract: The present disclosure provides an image registration method and system for navigation in femoral neck fracture surgery, an electronic device, and a computer-readable storage medium. The method includes: obtaining femoral image data by a computed tomography (CT) imaging device before surgery and obtaining a surgical path planned by a doctor to generate a three-dimensional femoral image with the surgical path; obtaining, during the surgery, X-ray images photographed by an X-ray machine at different angles, and extracting feature points on each of the X-ray images; setting digitally reconstructured radiograph (DRR) virtual scene projection parameters based on a structure of the X-ray machine, projecting the three-dimensional femoral image with the surgical path to generate a plurality of DRR images, and extracting feature points on each of the DRR images; and automatically registering the DRR image and the X-ray image, and outputting a surgical path after registration.

Abstract: This disclosure describes systems, methods, and devices related to automatic projection correction. A device may generate a first image having a first resolution. The device may project the first image onto a surface resulting in a first projected image on a first projection area. The device may receive input data from a depth camera device, wherein the input data is associated with the first projected image on the first projected area. The device may perform automatic projection correction based on the input data. The device may generate a second image to be projected based on the automatic projection correction. The device may project the second image onto a second projection area.

Abstract: A cable connector includes: a front housing including plural forwardly protruding mating tubes each having a mating cavity and plural rearwardly protruding fixing portions; a rear housing having plural receiving cavities penetrating therethrough in a front and rear direction and plural fixing grooves located next to the receiving cavities; and plural cable assemblies, wherein the cable assemblies pass through the receiving cavities and are received in the mating cavities and the receiving cavities, the fixing portions are received in the fixing grooves, and each of the fixing portions has a rear hook which extends into the receiving cavity and clasps the cable assembly to prevent the front housing from being detached from the rear housing.

Abstract: Provided is an analysis method for determining gas-bearing situation of an unknown shale reservoir, includes: S1, selecting a shale reservoir of a target interval of a place; and collecting data of parameters of cores of each of a known gas-bearing shale reservoir A and a known water-bearing shale reservoir B; S2, calculating average values of the parameters of each of the reservoirs A and B respectively; S3, calculating average differences of the parameters of each of the reservoirs; S4, calculating covariance values of the parameters of each of the reservoirs; S5, establishing, according to the covariance values, an equation group and resolving discriminant coefficients; S6, establishing a discriminant equation according to the discriminant coefficients and solving a discriminant index; and S7, obtaining values of parameters of cores of a sample of the unknown shale reservoir, calculating a discriminant value, and determining gas-bearing situation of the unknown shale reservoir.

Abstract: A top-down construction method for a multi-storey basement with a full steel structure is provided, including: S1, constructing a diaphragm wall permanent structure; S2. conducting an open excavation, then constructing a first layer structural beam and slab; S3. conducting an underground excavation on an underground second layer earthwork, then constructing structural beam and slab and vertical shear wall on underground first layer; S4. excavating earthworks from an underground third layer to an underground N?1 layer, and constructing structural beams and slabs and vertical shear walls; S5. conducting the underground excavation on an underground N layer earthwork, and constructing a two-span structural steel beam; S6. conducting the underground excavation on earthworks of bottom plate layer, constructing remaining structural beams and slabs and vertical shear wall; S7. conducting the underground excavation on earthworks of bearing platform and water collection well; S8.

Abstract: A display apparatus and a driving method therefor. The driving method includes: determining a gaze area and a non-gaze area of a user on a display apparatus in real time (S10); and driving the gaze area for image displaying at a first resolution, and driving the non-gaze area for image displaying at a second resolution, wherein the first resolution is higher than the second resolution. By using of the display apparatus, image resolution can be adjusted according to different areas, so as to realize high-resolution image display in a display area at which a user gazes and realize low-resolution image display in other areas, thereby reducing power consumption and achieving reasonable allocation of resources on the premise of ensuring the user experience.

Abstract: A compressor and a refrigeration system are provided. The compressor has a shell, an air cylinder assembly and a pressure relief device. The shell has a containing cavity. The air cylinder assembly is disposed in the containing cavity, and has an air suction cavity and a pressure relief channel. The pressure relief channel communicates with the air suction cavity and the containing cavity, and has a pressure relief opening. The pressure relief device is connected with the air cylinder assembly. The pressure relief device moves in the axis direction of the pressure relief channel, so as to open or close the pressure relief opening.

Abstract: Provided is an analysis method for determining gas-bearing situation of an unknown shale reservoir, includes: S1, selecting a shale reservoir of a target interval of a place; and collecting data of parameters of cores of each of a known gas-bearing shale reservoir A and a known water-bearing shale reservoir B; S2, calculating average values of the parameters of each of the reservoirs A and B respectively; S3, calculating average differences of the parameters of each of the reservoirs; S4, calculating covariance values of the parameters of each of the reservoirs; S5, establishing, according to the covariance values, an equation group and resolving discriminant coefficients; S6, establishing a discriminant equation according to the discriminant coefficients and solving a discriminant index; and S7, obtaining values of parameters of cores of a sample of the unknown shale reservoir, calculating a discriminant value, and determining gas-bearing situation of the unknown shale reservoir.

Abstract: An ultrasonic flowmeter and a fluid pipeline. The ultrasonic flowmeter includes: a housing, which defines a fluid inlet and a fluid outlet with a fluid passage therebetween; and at least two pairs of ultrasonic sensors, wherein each pair of the at least two pairs of ultrasonic sensors have a first ultrasonic sensor and a second ultrasonic sensor arranged opposite to each other; wherein at least some of the at least two pairs of ultrasonic sensors are arranged in grooves on an inner wall of the fluid passage, and center points of front end faces of at least some of the at least two pairs of ultrasonic sensors are located on a cylindrical curved surface defined by the inner wall of the fluid passage.

Abstract: A pixel driving circuit includes a data writing circuit, a light-emitting control circuit, a switching circuit and a light-emitting diode chip. The data writing circuit is electrically connected to a first scanning signal terminal, a data signal terminal and a first node. The light-emitting control circuit is configured to transmit a first voltage signal received at the first voltage signal terminal to a second node. The switching circuit includes switching transistors. The light-emitting diode chip is electrically connected to the second node. The light-emitting diode chip includes light-emitting portions. The light-emitting diode chip is configured to drive the light-emitting portions to emit light in different periods of time respectively or drive at least two light-emitting portions to emit light in a same period of time. At least part of the light-emitting portions are sequentially connected in series through at least one switching transistor.

Abstract: A display substrate includes a light emitting structure layer arranged on a base substrate, the light emitting structure layer includes a first electrode layer, a pixel definition layer, a light emitting functional layer, a second electrode layer, a third electrode layer and an electrode insulation layer; the first electrode layer includes multiple first electrodes, and the pixel definition layer is provided with a pixel opening exposing a first electrode and a grid-shaped isolation groove structure; the third electrode layer and the electrode insulation layer are sequentially stacked on a side of the pixel definition layer; the light emitting functional layer and the second electrode layer are sequentially stacked; the second electrode layer and the third electrode layer are configured to be equipotential; the light emitting functional layer includes at least two stacked light emitting units and a charge generation layer positioned between two adjacent light emitting units.

Abstract: The present invention discloses an optimization method for natural gas pipeline operation under the carbon neutrality target. From the perspective of energy structure adjustment, the present invention proposes a complete low-carbon and low-consumption optimization model of long-distance natural gas transmission network, which is used for fine calculation of multi-energy carbon emissions and energy consumption in the transportation process of natural gas pipeline network; according to different energy structure backgrounds, the corresponding objective function for minimum carbon emissions is established, the optimization algorithm is adopted to solve the objective function for minimum carbon emissions and work out the optimal scheduling scheme.

Abstract: A chip encapsulation structure, including: a wafer provided with a groove; a first metal wire arranged on surfaces of the groove and the wafer; a metal solder ball arranged on the first metal wire or on a metal pad of the chip, and is configured to solder the metal pad of the chip to the first metal wire; a first plastic encapsulation film covering upper surfaces of the wafer, the chip and the first metal wire, and entering a gap between a periphery of a functional area of the chip and the first metal wire, so as to form a closed cavity among the wafer, the groove and the chip; an inductive structure arranged on an upper surface of the first plastic encapsulation film and/or a lower surface of the wafer, and connected to the chip through the first metal wire; and a pad arranged on the inductive structure.

Abstract: A method for detecting a human behavior includes: obtaining an image to be detected; obtaining a plurality of key points and a plurality of pieces of position information respectively corresponding to the plurality of key points by key-point recognition on the image to be detected; grouping the plurality of key points based on the plurality of pieces of position information to obtain a plurality of key-point groups, the plurality of key-point groups at least including a part of the plurality of key points; and determining a target human behavior based on key points in the plurality of key-point groups.