Abstract: A source driver, including a plurality of channel circuits, each of the plurality of channel circuits including a first digital-to-analog converter (DAC), a second DAC, a first switch, a second switch and an output buffer circuit, is provided. The output terminal of the output buffer circuit is configured to be coupled to a data line of a display panel. An output terminal of the first DAC is coupled to a first input terminal among the input terminals of the output buffer circuit. An output terminal of the second DAC is coupled to a second input terminal among the input terminals of the output buffer circuit. The first switch is disposed along a first signal path between the output terminal of the first DAC and the output terminal of the output buffer circuit. The second switch is disposed along a second signal path between the output terminal of the second DAC and the output terminal of the output buffer circuit.

Abstract: An encoding method includes: a first matching block of a current block is determined; motion compensation enhancement is performed on the first matching block to obtain at least one second matching block; motion information of the current block is determined according to the at least one second matching block; and the current block is encoded according to the motion information.

Abstract: A machine learning method includes: distinguishing foregrounds and backgrounds of a first image to generate a first mask image; cropping the first image to generate second and third images; cropping the first mask image to generate second and third mask images, wherein a position of the second mask image and a position of the third mask image correspond to a position of the second image and a position of the third image, respectively; generating a first feature vector group of the second image and a second feature vector group of the third image by a model; generating a first matrix according to the first and second feature vector groups; generating a second matrix according to the second and third mask images; generating a function according to the first and second matrices; and adjusting the model according to the function.

Abstract: Embodiments of the invention are directed to computer-implemented methods of analyzing a web-based software application. A non-limiting example of the computer implemented method includes generating, using a processor system, a set of to-be-tested element-event pairs of the web-based software application. A set of compatibility tests is received at the processor system, where the set of compatibility tests is operable to perform compatibility testing of a corresponding set of element-event pairs. A comparison is performed between the set of to-be-tested element-event pairs and the corresponding set of element-event pairs. A compatibility testing recommendation is generated based at least in part on a result of the comparison.

Abstract: Systems and methods are provided for predicting microhardness properties of a weld that defines a weld joint between at least two workpieces. The system includes a processor programmed to: receive temperature data that includes temperature values each attributed to a corresponding one of a plurality of points of the weld at corresponding times during a welding process used to produce the weld, determine peak temperature values and cooling rate values for each of the points of the weld based on the temperature values, predict a three-dimensional (3D) distribution of microhardness values of the weld based on a machine learning method that evaluates the peak temperature values and the cooling rate values, and generate display data based on the 3D distribution of microhardness values.

Abstract: A method of adjusting a clamping of a semiconductor element against a support structure on a wire bonding machine is provided. The method includes: (a) detecting an indicia of floating of the semiconductor element with respect to the support structure at a plurality of locations of the semiconductor element; and (b) adjusting the clamping of the semiconductor element against the support structure based on the results of step (a).

Abstract: A method and a system for recommending a target garment matching an inputted garment. The method includes: extracting attributes from text description and image of the inputted garment to obtain extracted attributes; querying a knowledge graph using the extracted attributes to obtain matched attributes; retrieving candidate products from a garment pool using the matched attributes; extracting features from the inputted garment and the candidate products; determining the target garment from the candidate products based on grading scores between the features of the inputted garment and the features of the candidate products; and recommending the target garment. The knowledge graph includes nodes corresponding to type of clothes, category of clothes, attribute keys, values of attribute keys, context keys, values of context keys, combination of the values of the attribute keys and the type of clothes, and combination of the value of the attribute keys and the category of clothes.

Abstract: A display substrate and a display device are provided. The display substrate includes a plurality of driving circuits, wherein each of the driving circuits includes: a first sub-circuit, respectively coupled to a gate signal terminal, a data signal terminal and a light-emitting power source terminal, and configured to store a drive voltage based on a voltage at the data signal terminal when the gate signal terminal receives a gate drive signal, and output a drive current to a light-emitting device based on the stored drive voltage under power supply provided by the light-emitting power source terminal; and a second sub-circuit, configured to regulate an equivalent resistance value of the second sub-circuit in an output path through which the drive current is output to the light-emitting device, based on a voltage division control signal received by the voltage division control signal terminal.

Abstract: A key-value store and a file system are integrated together to provide improved operations. The key-value store can include a log engine, a hash engine, a sorting engine, and a garbage collection manager. The features of the key-value store can be configured to reduce the number of I/O operations involving the file system, thereby improving read efficiency, reducing write latency, and reducing write amplification issues inherent in the combined key-value store and file system.

Abstract: The present disclosure provides a method and device for intelligent control of heating furnace combustion based on a big data cloud platform, which relates to the technical field of artificial intelligence control. The method includes: construction of big data cloud platform based on production and operation parameters of the heating furnace; identification of key factors in the production process of the heating furnace by using big data mining technology; independent deployment of traditional heating furnace combustion control systems based on the mechanism model; and integration of cloud platform big data expert knowledge base and the heating furnace combustion intelligent control system.

Abstract: A quantum device, a manufacturing method thereof, and an electronic device are provided. The quantum device includes: a quantum chip, wherein a signal transmission element and a connecting segment electrically connected to the signal transmission element are formed on the quantum chip; a package substrate, wherein a lead-out segment and a lead-out signal line configured to be electrically connected to a signal connector are formed on the package substrate, and the lead-out signal line is electrically connected to the lead-out segment; and a ball grid array configured to electrically connect the connecting segment to the lead-out segment corresponding to each other. The ball grid array electrically connects the connecting segment to the lead-out segment whose signal transmission properties correspond to each other, thereby realizing electrically connecting the quantum chip to the transmission line, and leading out the connecting segment to an external signal connector.

Abstract: A vision inspection system for laser welds includes a scanning station to support a workpiece including one or more laser welds. A vision sensing assembly includes a top surface, a bottom surface, side surfaces, a light source, and a sensor. The light source illuminates the workpiece while the sensor generates an image of the one or more laser welds of the workpiece. A shield is arranged around the top surface and the side surfaces of the vision sensing assembly. The bottom surface of the vision sensing assembly is arranged above a lower edge of the shield by a first predetermined distance.

Abstract: In a logging identification method for a small fault based on stress anisotropy and crustal stress types, a magnitude and direction of a current crustal stress are determined by means of logging calculation of the crustal stress, and a transformation location of a crustal stress type is determined; a development location of the small fault is determined according to the transformation location of the crustal stress type; and an included angle between the current crustal stress and the fault is determined according to an amplitude of variation of stress anisotropy. The present disclosure provides the logging identification method for a small fault based on stress anisotropy and crustal stress types. According to the method, prediction cost is low, operability is high, and a prediction result has a reference value for guiding exploration and development of a complex oil and gas reservoir and construction of a gas storage.

Abstract: Embodiments of the present invention provide an electroplating apparatus for electroplating on a surface of a wafer, which comprising a plurality of electrodes, for forming electric fields on the surface of the wafer, an independent electric field is formed in a designated area, when a notch of the wafer is positioned within the designated area, a total amount of power received by the notch is reduced. Embodiments of the present invention also provide an electroplating method for electroplating on a surface of a wafer, the method controlling the plurality of electrodes to form electric fields on the surface of the wafer, an independent electric field is formed in a designated area, when a notch of the wafer is positioned within the designated area, a total amount of power received by the notch is reduced. The present invention is more accurate and reliable, the electroplating efficiency is also increased.

Abstract: Provided is a tungsten electrode for molten salt electrolysis for rare earth metals preparation, including an open tungsten shell and a copper alloy body; wherein the copper alloy body is arranged inside the open tungsten shell; a tungsten buffer layer is provided between a side wall of the copper alloy body and the open tungsten shell; and a bottom of the copper alloy body is in contact with an inner bottom of the open tungsten shell.

Abstract: A method that includes: transmitting, by an electronic device, a first detecting signal when the electronic device is in a reverse wireless charging mode; receiving, by the electronic device at a gap moment between at least two adjacent moments at which the first detecting signal is transmitted, a second detecting signal transmitted by a wireless charging device; and if the second detecting signal received by the electronic device meets a preset condition, automatically switching, by the electronic device, from the reverse wireless charging mode to a forward wireless charging mode.

Abstract: Aspects of the disclosure include air flow systems configured to regulate air flow when laser welding to improve laser weld quality. An exemplary air flow system can include a primary inlet coupled to an air source and one or more secondary inlets coupled to the primary inlet. At least one of the one or more secondary inlets can include an internal valve. Each internal valve is actuatable between a fully open state, a fully closed state, and an intermediate state. The air flow system can further include an outlet coupled to each of the one or more secondary inlets downstream of the internal valve and a controller configured to adjust a position of each internal valve. The controller is configured to adjust the position of each internal valve based on an air flow mapping to increase an average air flow velocity along a laser beam of a welding laser.

Abstract: The present disclosure provides an atomization device, which includes a cartridge module, a battery module, and a connection module. The cartridge module includes a heating member. The heating member has a first pin and a second pin. The battery module has a first electrode and a second electrode. The connection module is detachably connected to the cartridge module and the battery module. The connection module has a first conductive member and a second conductive member. A first end of the first conductive member is in contact with the first pin. A second end of the first conductive member is electrically connected to the first electrode. A first end of the second conductive member is in contact with the second pin. A second end of the second conductive member is in contact with the second electrode. False soldering or poor soldering is reduced, thereby reducing the failure of the atomization device.

Abstract: A semiconductor device includes a magnetic tunneling junction (MTJ) on a substrate, a first spacer on one side of the of the MTJ, a second spacer on another side of the MTJ, a first metal interconnection on the MTJ, and a liner adjacent to the first spacer, the second spacer, and the first metal interconnection. Preferably, each of a top surface of the MTJ and a bottom surface of the first metal interconnection includes a planar surface and two sidewalls of the first metal interconnection are aligned with two sidewalls of the MTJ.

Abstract: A shipping wedge (10) for a staple cartridge includes a body (12), an elongate fin (22), at least one tooth (32), and a knife stop (20). The elongate fin (22) is supported on a bottom surface (16) of the body (12). The tooth (32) extends from the bottom surface (16) on the proximal portion of the body (12) and is positioned to be received within a recess formed in the staple cartridge (102). The knife stop (20) extends from a top surface (14) of the proximal end of the body and is positioned to obstruct movement of a knife bar (122) of the staple cartridge (102) when the shipping wedge (10) is attached to the staple cartridge (102). A sled stop member (26) extends from the bottom surface (16) on the proximal portion of the body (12) of the shipping wedge (10) and is positioned to obstruct movement of an actuation sled of the staple cartridge (102).