Abstract: Embodiments of this application provide a human-computer interaction method, a human-computer interaction apparatus, and a storage medium. The method includes: displaying a human-computer interface, where the human-computer interface includes an operable object and a visual stimulus region; and executing a first operational command on the operable object, where the first operational command is determined based on a first signal, the first signal is an electroencephalography signal generated when a user gazes at a first region, the first region is one of a plurality of regions around the visual stimulus region, different electroencephalography signals are generated when the user gazes at different regions of the plurality of regions, and the different electroencephalography signals indicate to execute different operational commands related to the operable object.

Abstract: Disclosed is a pollen control dry pollination machine for Abies ziyuanensis, comprising a lever; a side of a top of the lever is fixedly connected with one end of a square tube; another end of the square tube is rotatably connected with a pollination shell; a top of the square tube and a top of the pollination shell are slidably connected with a fan; the pollination shell is internally provided with a pollen box, a pollen outlet cover and a pollination chamber from a top to a bottom in sequence; the pollen box is communicated with the pollen outlet cover; a bottom of the pollination chamber is provided with an opening; an Abies ziyuanensis ovulate strobilus to be pollinated is placed in the pollination chamber; a bottom of the pollination shell is fixedly connected with a rotating opening; the lever is provided with a switch.

Abstract: A sliding sleeve device has an outer cylinder, a circulation hole being provided in the wall of the outer cylinder; and an inner cylinder provided in an inner cavity of the outer cylinder. In an initial state, the inner cylinder and the outer cylinder are fixed to each other to seal the circulation hole. In a first state, the inner cylinder is movable relative to the outer cylinder, thereby unsealing the circulation hole. A protection mechanism is provided in the circulation hole, which has an inner member located on the radially inner side and an outer member located on the radially outer side.

Abstract: The present invention relates to monobactam compounds of Formula I: and pharmaceutically acceptable salts thereof. The present invention also relates to compositions which comprise a monobactam compound of structural formula I or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier. The invention further relates to methods for treating a bacterial infection comprising administering to the patient a therapeutically effective amount of a compound of structural formula I, either alone or in combination with a therapeutically effective amount of a second beta-lactam antibiotic.

Abstract: A method for determining tobacco-specific nitrosamines (TSNAs) in tobacco using one-step clean-up coupled with liquid chromatography-tandem mass spectrometry (LC-MS/MS) is provided, including the following steps: destemming flue-cured tobacco or sun-cured tobacco, drying, milling, and passing through a sieve; mixing the resulting tobacco, an internal standards solution and water in a plastic centrifuge tube, and vortexing the resulting mixture at room temperature to allow extraction; transferring an extraction solution after filtration to a new centrifuge tube, adding dichloromethane, and vortexing the resulting mixture; centrifuging to collect a dichloromethane extraction solution in a lower layer to another centrifuge tube, and placing the centrifuge tube in a water bath to remove dichloromethane; dissolving the resulting extraction solution in water, and transferring the resulting solution to an autosampler vial for LC-MS/MS analysis.

Abstract: Disclosed are a dynamic error measurement apparatus, system, and method for an electricity meter. The measurement apparatus includes a test signal generation unit configured to generate a voltage test signal and two-circuit current test signals, output the voltage test signal to a measurement unit, and output the two-circuit current test signals to the measurement unit and a current summation unit; the measurement unit configured to determine two-circuit electric energy values based on the voltage test signal and the two-circuit current test signals, and output the two-circuit electric energy values to a calculation control unit; the current summation unit configured to determine a combined current signal based on the two-circuit current test signals; and the calculation control unit configured to determine a total electric energy value based on the two-circuit electric energy values. The system includes a standard meter and a measurement apparatus.

Abstract: A compensation method and compensation apparatus for a display panel, a display device and a storage medium. The method includes: with a first display grayscale of a first display region as a reference display grayscale, acquiring a second display grayscale of a second display region after a user adjusts the second display region; determining, according to the first display grayscale and the second display grayscale, a difference coefficient between the second display region and the first display region under a current use duration of the display panel; determining, according to the difference coefficient and a pre-stored display compensation curve of the second display region, a compensation start duration of the second display region, where the display compensation curve is a change curve of a relationship between a use duration of the second display region and a difference coefficient between the second display region and the first display region.

Abstract: An assembly system is provided for automotive lamps and an operation method thereof. The assembly system includes two kinds of functional robots and many functional stations, and it uses the functional robots to transfer workpieces between the various functional stations to realize automatic gluing, fastening and whole lamp performance testing, etc., thereby reducing the amount of manual intervention and improving process integration. Further, the assembly system may provide an assembly system with a two-sided assembly line operating simultaneously, which greatly improves the working efficiency of thereof.

Abstract: Devices and methods are provided to overdrive or underdrive a display panel to account for display pixel hysteresis due to several frames of pixel history. An electronic device may include an electronic display and processing circuitry. The electronic display includes a number of display pixels. The processing circuitry may generate image data for the display pixels. The processing circuitry may receive a current frame value of the image data targeted for a first display pixel and, based at least in part on the current frame value and a pixel history of the first display pixel—may indicate a gray level for a number of previous frames—generate a compensated value by which to drive the first pixel to overcome pixel hysteresis to reach the desired luminance at an initial response.

Abstract: Disclosed is a nonlinear optimization method for parameters of ocean ecological dynamics model, comprising the following steps: acquiring a state variable set and a parameter set to be optimized; building an ocean ecological dynamics model; acquiring a final cost function equation group; solving the ocean ecological dynamics model to obtain numerical solutions of each state variable; acquiring a Hamilton function of the cost function equation group under a constraint condition, and acquiring an adjoint equation based on the Hamilton function; adjusting the parameter set to be optimized based on the adjoint equation to obtain an optimal parameter set.

Abstract: Provided is a sweeping robot. The sweeping robot includes a chassis and a jet dust raising structure, and the jet dust raising structure is installed on the chassis, the jet dust raising structure has an air inlet, an air outlet and a jet channel connected to the air inlet and the air outlet, the air inlet is configured for air flow into the jet channel, the air outlet is located on a front side of the brush suction port of the sweeping robot.

Abstract: This application provides the use of zanamivir in the preparation of drugs for the treatment or prevention of pre-eclampsia and the corresponding drugs and therapeutic methods; Zanamivir is effective in improving the symptoms of hypertension, proteinuria, elevated creatinine, neuraminidase and sialic acid in pre-eclampsia, increasing NO levels; and improving pregnancy outcomes. The combination of zanamivir and hydroxyprogesterone caproate showed superior results.

Abstract: A human behavior recognition method, a device, and a storage medium are provided, which are related to the field of artificial intelligence, specifically to computer vision and deep learning technologies, and applicable to smart city scenarios. The method includes: obtaining attribute information of a target object and N pieces of candidate behavior-related information of a target human from a target image, wherein N is an integer greater than or equal to 1; determining target behavior-related information based on comparison results between the N pieces of candidate behavior-related information and the attribute information of the target object; and determining a behavior recognition result of the target human based on the target behavior-related information.

Abstract: The present disclosure provides a method and apparatus for processing data, a device and a storage medium. The method includes receiving and processing data; obtaining a transmission path of the data; transmitting the data to a destination output port of the data according to the transmission path; and processing the data at the destination output port.

Abstract: This application discloses a gesture recognition method and apparatus accurately recognizes a gesture of a user and improves user experience. The method includes: obtaining echo data of a radar, where the echo data includes information generated when an object moves in a detection range of the radar; filtering out, from the echo data, information that does not meet a preset condition, to obtain gesture data, where the preset condition includes at least two of a distance, a speed, or an angle, the distance includes a distance between the object and the radar, the speed includes a speed of the object relative to the radar, and the angle includes an azimuth or a pitch angle of the object in the detection range of the radar; extracting a feature from the gesture data, to obtain gesture feature information; and obtaining a target gesture based on the gesture feature information.

Abstract: An input/output (I/O) device access method includes a first centralized controller that performs object-oriented modeling on various I/O devices in a vehicle to generate standard models of the various I/O devices, and generate a mapping configuration file between the various I/O devices and the standard models. The first centralized controller further generates a resource access request based on an access operation of a user, where the resource access request includes a first standard model of a first I/O device accessed by the user. The first centralized controller further sends the resource access request to the first I/O device based on the mapping configuration file.

Abstract: The present invention provides a semiconductor structure for a split gate flash memory cell and a method of manufacturing the same. The split gate flash memory cell provided by the present invention at least includes a select gate and a floating gate formed on the substrate, one side of the select gate is formed with an isolation wall, and the floating gate is on the other side of the isolation wall. An ion implantation region is formed in an upper portion of the substrate below the isolation wall, wherein the ion implantation type of the ion implantation region is different from the ion implantation type of the substrate. The manufactured split gate flash memory cell can reduce the influence of the channel inversion region on the channel current, thereby improving the characteristics of the channel current of the flash cell and optimizing the device performance.

Abstract: The present disclosure relates to an electrostatic protection device including an SCR and a manufacturing method thereof. The electrostatic protection device includes a third N+ doped region across an N-type well region and a P-type well region, and a third P+ doped region adjacent to the third N+ doped region. Each of the third N+ doped region and the third P+ doped region has a high doping concentration. In a case that Zener breakdown occurs in a PN junction structure between the third N+ doped region and the third P+ doped region, the SCR is triggered to form a discharge current path. The present disclosure can reduce a trigger voltage of an electrostatic protection device including an SCR, and can provide electrostatic protection devices having different trigger voltages, with high stability and high robustness.

Abstract: A device and a method of anti-unmanned aerial vehicle based on multi-camera tracking and positioning, including: a bracket, defined a center, a circumference surrounding the center and a central axis passing through the center; at least three cameras, the cameras are evenly distributed and inclined outwardly on the circumference of the bracket, and center lines of view of the cameras forms an inverted cone; a directional antenna, configured to be arranged on the central axis of the bracket; an electromagnetic module, configured to be coupled to the directional antenna; a pan-tilt, connected to the center of the bracket and configured to drive the bracket to rotate; and a control unit, configured to control the pan-tilt to track a target and lock on to the target according to the video image provided by the cameras, such that the electromagnetic module is manipulated to attack the target.