Abstract: A toothbrush filament preparation method, a prepared toothbrush filament, and a toothbrush. The toothbrush filament preparation method comprises: melting and extruding a piezoelectric polymer, and executing a corona polarization step and an annealing step, such that the piezoelectric constant of a toothbrush filament in a standing state is greater than or equal to 0.4 pC/N, and some polarization charges stably exist on the surface of the toothbrush filament. The problem of bacteria breeding on a toothbrush filament in a standing state can be effectively relieved by utilizing the action principle of physical electrical stimulation for an antibacterial purpose, thereby improving the antibacterial properties of the toothbrush filament.

Abstract: The invention provides an antibacterial toothpaste, comprising a charged antibacterial toothpaste abrasive. The charged antibacterial toothpaste abrasive comprises a ferroelectric ceramic. The ferroelectric ceramic is selected from at least one or a compound or a composition of more than one of potassium sodium niobate, i.e. K0.5Na0.5NbO3, barium titanate, i.e. BaTiO3, lithium niobate, i.e. LiNbO3, and barium strontium titanate, i.e. BaxSr1?xTiO3, where 0<x<1. In the inventive antibacterial toothpaste, the charged antibacterial toothpaste abrasive can maintain good electrical stability, such that an antibacterial toothpaste containing same can play a lasting antibacterial role by utilizing a polarization effect, and has a relatively good antibacterial performance, thereby achieving both teeth cleaning and antibacterial effects.

Abstract: A method for allocating edge computing resources is performed by a computer device, the method including: obtaining computing power resource information occupied by a target application at an edge computing node and a current operating frequency of the edge computing node during operation of the target application; determining expected demand computing power resource information of the target application for the edge computing node within a target time period according to a number of newly added service objects, offline service objects, and scenario switching service objects during the target time period; and determining a target operating frequency of the edge computing node within the target time period according to the current operating frequency, the occupied computing power resource information, and the expected demand computing power resource information.

Abstract: Disclosed in the present invention are an antibacterial electric toothbrush based on a pulsed ultrasonic piezoelectric response principle, and an antibacterial method. The electric toothbrush in the present invention comprises a toothbrush head and a driving mechanism for driving the toothbrush head to vibrate, wherein the driving mechanism is configured to generate low-intensity pulsed ultrasonic waves, and the toothbrush head is provided with piezoelectric bristles and enhances the electric responsiveness of the piezoelectric bristles by means of ultrasonic vibration, such that a good antibacterial effect is achieved. The provided electric toothbrush can not only effectively inhibit the growth of bacteria on a standing toothbrush head, but also has improved antibacterial activity during a tooth-brushing operation process, such that dental plaque can be effectively inhibited, and oral diseases, such as periodontitis, can be effectively prevented.

Abstract: A computer device displays at least one virtual scene entrance. The at least one virtual scene entrance corresponds to at least one scene progress of a target virtual scene. The at least one scene progress is determined based on historical interaction behavior of a target object in at least one virtual scene. The computer device transmits a loading request to a first server in response to a trigger operation on a first virtual scene entrance in the at least one virtual scene entrance. The loading request is used for instructing the first server to run the target virtual scene based on a first scene progress corresponding to the first virtual scene entrance. The computer device receives, from the first server, a scene picture of the target virtual scene. The computer device displays the scene picture in response to receiving the scene picture.

Abstract: A service processing method, performed by a cloud application management server, includes: upon receiving an allocation request from a target terminal, acquiring N pieces of selection reference information corresponding to a pending edge server and related to the target terminal and running reference information, the pending edge server being one of P edge servers connected to the cloud application management server; upon determining that the pending edge server meets a requirement of providing a running service of a target cloud application for the target terminal, determining a connection reference score corresponding to the pending edge server; storing the connection reference score and identification information about the pending edge server into a candidate set; and transmitting the candidate set to the target terminal.

Abstract: A toothbrush filament preparation method, a prepared toothbrush filament, and a toothbrush. The toothbrush filament preparation method comprises: melting and extruding a piezoelectric polymer, and executing a corona polarization step and an annealing step, such that the piezoelectric constant of a toothbrush filament in a standing state is greater than or equal to 0.4 pC/N, and some polarization charges stably exist on the surface of the toothbrush filament. The problem of bacteria breeding on a toothbrush filament in a standing state can be effectively relieved by utilizing the action principle of physical electrical stimulation for an antibacterial purpose, thereby improving the antibacterial properties of the toothbrush filament.

Abstract: Provided are a display substrate, a display apparatus and a display method therefor. The display substrate includes: a base substrate; pixel units on the base substrate; and an electrochromic structure on a side of the pixel units that is away from the base substrate. The transmittance of the electrochromic structure is positively correlated with the brightness of the pixel units when displaying an image, such that the contrast of the display substrate is improved, and the display effect is improved.

Abstract: A display panel includes a substrate and a grating disposed on a light-emitting side of the display panel. The grating includes a plurality of protruding portions and a plurality of interval portions, each interval portion is located between two adjacent protruding portions. The plurality of protruding portions are arranged on the substrate along a first direction, and each protruding portion extends along a second direction perpendicular to the first direction. Each protruding portion includes an outer surface and a bottom surface; the outer surface is a smooth curved surface, and the bottom surface is a flat surface. A cross-sectional figure of each protruding portion along a thickness direction of the display panel is a first figure; the first figure includes a curve and a bottom edge, and the first figure is a closed figure formed by the curve and the bottom edge.

Abstract: The present disclosure discloses a medical material and a product and preparation method thereof. The medical material comprises a ferroelectric polymer, and optionally further comprises an inorganic ferroelectric particle. The composite membrane is prepared by experiencing at least one of annealing treatment, corona poling treatment, acid treatment, and ultrasonic treatment, and the acid treatment is conducted after the annealing treatment. The present disclosure further relates to a method for treating a composite membrane to regulate an antibacterial activity.

Abstract: The present disclosure provides a terminal vibration evaluation method performed by an electronic device. The method includes: acquiring an actual vibration curve of a target terminal when a target game scenario is displayed; acquiring a predefined vibration description file associated with the target game scenario, and determining a predefined vibration curve according to the predefined vibration description file; determining target deviation data between the actual vibration curve and the predefined vibration curve; and determining, according to the target deviation data, whether vibration of the target terminal matches the target game scenario. The present disclosure provides a measurement solution used for determining whether terminal vibration matches a game scenario (for example, a game sound and a game picture), which helps improve a matching degree between terminal vibration and the game scenario, thereby improving a sense of substitution of the game and a sense of immersion of a player.

Abstract: A service processing method includes determining a first computing power resource for executing an offline task, determining N edge servers which execute the offline task and on which cloud applications are running based on idle computing power resources of the N edge servers being greater than the first computing power resource, and scheduling the offline task to the N edge servers in a distributed mode while ensuring normal operation of the cloud applications, so that each edge server in the N edge servers executes the offline task using the idle computing power resource of the edge server.

Abstract: A method for allocating edge computing resources is performed by a computer device, the method including: obtaining computing power resource information occupied by a target application at an edge computing node and a current operating frequency of the edge computing node during operation of the target application; determining expected demand computing power resource information of the target application for the edge computing node within a target time period according to a number of newly added service objects, offline service objects, and scenario switching service objects during the target time period; and determining a target operating frequency of the edge computing node within the target time period according to the current operating frequency, the occupied computing power resource information, and the expected demand computing power resource information.

Abstract: The present disclosure relates to the technical field of computers, and provides a method and apparatus for setting virtual keys on a user interface performed by an electronic device. The method includes: determining, in response to at least two touch operations acting on a user interface, at least two pieces of operation position information of the at least two touch operations; identifying, according to the at least two pieces of operation position information, a target virtual key on the user interface; obtaining a target vibration waveform corresponding to the target vibration key, and performing waveform similarity calculation on the target vibration waveform and other vibration waveforms adapted to at least one other virtual key on the user interface to obtain a waveform difference value; and when the waveform difference value is greater than a predefined threshold, determining that the target vibration waveform is associated with the target virtual key.

Abstract: Provided are a display substrate, a display apparatus and a display method therefor. The display substrate includes: a base substrate; pixel units on the base substrate; and an electrochromic structure on a side of the pixel units that is away from the base substrate. The transmittance of the electrochromic structure is positively correlated with the brightness of the pixel units when displaying an image, such that the contrast of the display substrate is improved, and the display effect is improved.

Abstract: A game data processing method includes: receiving a game login request from a terminal device, obtaining network communication status information between the terminal device and an edge computing node, and determining an undetermined edge computing node from the edge computing node according to the network communication status information and a game identifier, determining a target edge computing node for the terminal device from the undetermined edge computing node through the login geographical position information, obtaining object game attribute information of a game object corresponding to a game object identifier, object attribute information of the game object, and a game type of a target game corresponding to the game identifier, and determining target position information of the game login request in a queuing consumption queue according to login network type information, the object game attribute information, the object attribute information, and the game type.

Abstract: A computer device displays at least one virtual scene entrance. The at least one virtual scene entrance corresponds to at least one scene progress of a target virtual scene. The at least one scene progress is determined based on historical interaction behavior of a target object in at least one virtual scene. The computer device transmits a loading request to a first server in response to a trigger operation on a first virtual scene entrance in the at least one virtual scene entrance. The loading request is used for instructing the first server to run the target virtual scene based on a first scene progress corresponding to the first virtual scene entrance. The computer device receives, from the first server, a scene picture of the target virtual scene. The computer device displays the scene picture in response to receiving the scene picture.

Abstract: The present disclosure provides a terminal vibration evaluation method performed by an electronic device. The method includes: acquiring an actual vibration curve of a target terminal when a target game scenario is displayed; acquiring a predefined vibration description file associated with the target game scenario, and determining a predefined vibration curve according to the predefined vibration description file; determining target deviation data between the actual vibration curve and the predefined vibration curve; and determining, according to the target deviation data, whether vibration of the target terminal matches the target game scenario. The present disclosure provides a measurement solution used for determining whether terminal vibration matches a game scenario (for example, a game sound and a game picture), which helps improve a matching degree between terminal vibration and the game scenario, thereby improving a sense of substitution of the game and a sense of immersion of a player.

Abstract: A service processing method, performed by a cloud application management server, includes: upon receiving an allocation request from a target terminal, acquiring N pieces of selection reference information corresponding to a pending edge server and related to the target terminal and running reference information, the pending edge server being one of P edge servers connected to the cloud application management server; upon determining that the pending edge server meets a requirement of providing a running service of a target cloud application for the target terminal, determining a connection reference score corresponding to the pending edge server; storing the connection reference score and identification information about the pending edge server into a candidate set; and transmitting the candidate set to the target terminal.

Abstract: The present disclosure relates to the technical field of computers, and provides a method and apparatus for setting virtual keys on a user interface performed by an electronic device. The method includes: determining, in response to at least two touch operations acting on a user interface, at least two pieces of operation position information of the at least two touch operations; identifying, according to the at least two pieces of operation position information, a target virtual key on the user interface; obtaining a target vibration waveform corresponding to the target vibration key, and performing waveform similarity calculation on the target vibration waveform and other vibration waveforms adapted to at least one other virtual key on the user interface to obtain a waveform difference value; and when the waveform difference value is greater than a predefined threshold, determining that the target vibration waveform is associated with the target virtual key.