Abstract: A method and an apparatus for classifying an electroencephalogram signal, a device and a computer-readable storage medium. The method includes: obtaining an electroencephalogram signal; performing feature extraction on the electroencephalogram signal to obtain a signal feature corresponding to the electroencephalogram signal; obtaining a difference distribution ratio, the difference distribution ratio being used for representing impacts of difference distributions of different types on distributions of the signal feature and a source domain feature in a feature domain, the source domain feature being a feature corresponding to a source domain electroencephalogram signal; aligning the signal feature with the source domain feature according to the difference distribution ratio to obtain an aligned signal feature; and classifying the aligned signal feature to obtain a motor imagery type corresponding to the electroencephalogram signal.

Abstract: A cooperative vehicle-infrastructure processing method and apparatus, an electronic device, and a computer-readable storage medium are disclosed in embodiments of this application.

Abstract: A method for creating an interactive video is provided. In the method, an interactive video creation interface is displayed. The interactive video creation interface includes a video editing preview region and a component editing region. A first interactive clip is added to the video editing preview region. The first interactive clip includes a display scene. An information viewing component is added to a target position in the display scene of the first interactive clip based on selection of an information viewing option that is included in the component editing region. The information viewing component is configured to present information in the display scene when selected by a user of the interactive video. The interactive video is generated according to the information viewing component added to the first interactive clip.

Abstract: A servo and a robot with the same are provided. The servo comprises a servo body, an upper cover, a lower cover, and a gear set having a plurality of gears meshing with each other. The gear set is located in the servo body, and comprises an output gear located in the center of the servo body as seen from the cross section of the servo body.

Abstract: Example embodiments provide a client live keeping method and apparatus, and a storage medium. The method includes: receiving, based on a client being switched to a background, a request including state information of a target state of the client at a current time and a target live keeping duration corresponding to the target state; transmitting the request to a terminal server; receiving, from the terminal server in response to the request, target information indicating live keeping information of the target state; and determining whether to perform live keeping on the target state based on the target information.

Abstract: An e-liquid storage bin assembly, an atomizer and an electronic cigarette are disclosed. The e-liquid storage bin assembly includes an e-liquid storage bottle and an e-liquid separation bin assembly. The e-liquid separation bin assembly includes an e-liquid separation bin and an e-liquid separation bin sealing ring. The e-liquid separation bin is provided with a first e-liquid penetration hole communicated with the first accommodating cavity, and the e-liquid separation bin sealing ring seals the first e-liquid penetration hole. The e-liquid separation bin sealing ring is movable to open the first e-liquid penetration hole. The e-liquid storage bottle is provided with an e-liquid storage space for storing e-liquid.

Abstract: A service communication method, system, apparatus, electronic device, computer-readable storage medium, and computer program product; the method includes: receiving an authentication request sent by a service access process, performing synchronous verification processing on the service access process, and performing asynchronous verification processing on the service access process; determining service key information allocated for the service access process according to a synchronous verification processing result of the service access process, sending the service key information to the service access process to perform encrypted service communication with the service access process based on the service key information, and controlling a communication connection used for bearing the encrypted service communication with the service access process according to an asynchronous verification processing result of the service access process.

Abstract: Provided is a sequencing chip. The sequencing chip includes: a chip main body, nucleic acids, and a phosphonic acid polymer film. The chip main body includes a plurality of chip particles arranged in a same layer, the chip particles are obtained by cutting a chip matrix along cutting lines of a wafer layer, and the chip matrix includes: the wafer layer having the cutting lines uniformly distributed thereon; a first silicon oxide layer made of silicon oxide and formed on an upper surface of the wafer layer; and a transition metal oxide layer made of a transition metal oxide and formed on an upper surface of the first silicon oxide layer. The nucleic acids are fixed on the transition metal oxide layer; and the phosphonic acid polymer film is made of a polyphosphonic acid polymer and formed on an upper surface of the transition metal oxide layer.

Abstract: An image gaze correction method, apparatus, electronic device, computer-readable storage medium, and computer program product. The image gaze correction method includes: acquiring a to-be-corrected eye image from a to-be-corrected image, generating, based on the to-be-corrected eye image, an eye motion flow field and an eye contour mask, the eye motion flow field being used for adjusting a pixel position in the to-be-corrected eye image, and the eye contour mask being used for indicating a probability that the pixel position in the to-be-corrected eye image belongs to an eye region, performing, based on the eye motion flow field and the eye contour mask, gaze correction processing on the to-be-corrected eye image to obtain a corrected eye image, and generating a gaze corrected image based on the corrected eye image.

Abstract: A servo and a robot are provided. The servo includes: a servo body, an upper cover fixedly connected to the top of the servo body, a lower cover fixedly connected to the bottom of the servo body, and a direct-current motor, a motor gear and a gear set which are arranged between the servo body and the upper cover and in driving connection with one another in sequence, wherein the servo comprises a first part and a second part protruding from the first part, and the gear set comprises an output gear located at the second part.

Abstract: A method for delivering a virtual effect is provided. In the method, a target delivery point of the target virtual effect is determined based on a delivery point selection received from a user of a first virtual object. The target virtual effect is configured to change an attribute value of a second virtual object within an effect range of the target virtual effect. An actual delivery point of the target virtual effect is determined based on the target delivery point and one of a plurality of delivery precisions. The one of the plurality of delivery precisions is determined based on a delivery distance between the target delivery point and a position of the first virtual object. Delivery of the target virtual effect in a virtual environment is controlled based on the actual delivery point.

Abstract: Prop control includes acquiring a trigger operation performed on a target shooting prop in an activated state in a virtual battlefield scene. The attack range of the target shooting prop may cover a partial area in the virtual battlefield scene. In response to the trigger operation, a target object targeted by the target shooting prop is determined. Using the target shooting prop, a plurality of continuous shooting actions are performed during a target time period on a target area in which the target object is located.

Abstract: This disclosure is directed to an image authenticity detection method and apparatus. The method includes: obtaining an image; removing low-frequency information from the image to obtain first image information of the image; denoising the first image information to obtain second image information; determining, based on a difference between the first image information and the second image information, a fixed pattern noise feature map corresponding to the image; analyzing distribution of fixed pattern noise in the fixed pattern noise feature map, the fixed pattern noise being inherent noise from a camera sensor and not interfered by image content; and detecting, based on the distribution, authenticity of the image to obtain an authenticity detection result of the image.

Abstract: Gate Driver on Array (GOA) circuit and display device solving problem of electrical stress easily biasing threshold voltage of thin film transistor (TFT), are provided. The GOA circuit including m cascaded GOA units, wherein an nth GOA unit includes a pull-up control unit, a pull-up unit, a compensation control unit, and a pull-down unit.

Abstract: A touch display and an anti-interference method thereof are provided. The touch display has a display panel, a touch panel, a touch chip, and a compensation circuit. A compensation signal line is led out from a common electrode layer of the display panel. A sensing signal line is led out from a touch layer of the touch panel. An input terminal of the compensation circuit is connected to the compensation signal line and the sensing signal line, and a compensated sensing signal is output to the touch chip from the output terminal. An ability of the touch screen to resist noise interference is improved.

Abstract: An intelligent robot control method is provided for an intelligent robot. The method includes obtaining a first position at which the intelligent robot is currently located and a target position to be reached, and determining a movement path from the first position to the target position. The movement path has a particular roadblock. The method also includes transmitting a removal request when the intelligent robot moves from the first position to a second position, and a distance between the second position and a third position at which the particular roadblock is located and that is to be reached reaches a target distance. The removal request is used for requesting a removal instruction to be transmitted to the particular roadblock, and the removal instruction is used for, based on a roadblock type of the particular roadblock, instructing to remove the particular roadblock before the intelligent robot arrives.

Abstract: A display panel and a manufacturing method thereof are provided in the present application. The display panel includes a substrate, a planarization layer disposed on the substrate, and a pixel definition layer disposed on the planarization layer. The display panel includes a test region, wherein a plurality of virtual pixel openings are disposed in the pixel definition layer positioned in the test region, and a plurality of barrier holes in a one-to-one correspondence to the virtual pixel openings are disposed in the planarization layer positioned in the test region, and a barrier layer fills each of the barrier holes.

Abstract: The present disclosure relates to electronic cigarettes having vaporizer assembly with “U” shaped air path and methods of using the same. The electronic cigarette includes: mouthpiece assembly, electronic cigarette body, E-liquid storage tank having a negative air pressure cavity and a number of airflow channels forming “U” shaped air path, and the vaporizer assembly. The vaporizer assembly includes: one or more cylindrical E-liquid storage media, and one or more heating elements. The elements are electrically connected to an electrical power supply through negative air pressure activated switch. When a user sucks air from mouthpiece assembly, a negative air pressure is created in the negative air pressure cavity, the negative air pressure activated switch turns on the electrical power supply to the heating elements, and the heating elements vaporize the E-liquid stored in cylindrical E-liquid storage media to generate electronic cigarette vapor for the user through the “U” shaped air path.