Abstract: The present disclosure provides a video processing method and apparatus, a device, and a storage medium. The method includes: firstly, determining whether a type of a target video is a preset video type, where the preset video type is a video type that indicates supporting playing once for each user; determining whether a video state identifier of the target video is a hasViewed identifier if the type of the target video is determined to be the preset video type, where the video state identifier is used for characterizing whether a playing state of the target video, recorded in a server, for a current user is a hasViewed state; and then playing the target video if the video state identifier is determined not to be the hasViewed identifier.

Abstract: The disclosure provides a through-silicon via (TSV) interposer, a method for manufacturing therefor and a three-dimensional chip. The TSV interposer includes: a substrate, and an interior of the substrate is provided with a cavity and a first structural layer covering a part of an inner wall of the cavity, and a material type of the first structural layer is different from a material type of the substrate; a via hole structure that penetrates the substrate and is located at a side of the cavity; and liquid metal located in the cavity, and the liquid metal and the first structural layer include a same material element.

Abstract: This application relates to a method and a system for driving a soft welding gun. The method includes: obtaining a displacement of a driving rope; calculating a reference value of a welding gun tip pose based on the displacement of the driving rope; obtaining a welding current and a welding voltage; calculating a change value of a distance between a welding gun nozzle tip and a workpiece based on the welding current and the welding voltage; and inputting the reference value of the welding gun tip pose and the change value of the distance between the welding gun nozzle tip and the workpiece to a preset welding gun pose estimation model, and solving to obtain a real-time pose of the soft welding gun tip.

Abstract: Disclosed are a resource scheduling method, an electronic device and a storage medium. The resource scheduling method may include: acquiring an intelligent application processing request acquiring current resource usage information; matching an intelligent application instance according to the intelligent application processing request and creating a task according to the resource usage information and the intelligent application instance, to process the intelligent application processing request.

Abstract: Disclosed is application of an iron-phosphorus nanomaterial in promoting the preservation of pepper, belonging to the field of a novel pesticide. According to the application of an iron-phosphorus nanomaterial in promoting the preservation of pepper of the disclosure, the iron-phosphorus nanomaterial is made into an iron-phosphorus nanomaterial solution, which is applied onto leaves of pepper plants through foliage spray in a flowering period of pepper. The iron-phosphorus nanomaterial has a width of 60 nm to 100 nm, a hydraulic diameter of 196.97±55.43 nm, and a Zeta potential of 16.33±0.80 mV. A concentration of the iron-phosphorus nanomaterial solution is 1 mg/L to 50 mg/L. The disclosure promotes the preservation of pepper through the foliage application of the iron-phosphorus nanomaterial solution.

Abstract: Disclosed is a compound as shown in formula (I) or a pharmaceutically acceptable salt, a stereoisomer, an isotope derivative or a prodrug thereof. The compound has an excellent activity as a cyclin-dependent kinase 9 (CDK9) inhibitor for treating hyperproliferative diseases. The experimental research on in vitro inhibition of cell proliferation and in vivo suppression of tumors shows that such compounds have a relatively strong inhibitory effect on MV4;11 cells and in vivo tumor models, and have a good selectivity and a low toxicity and few side effects, thereby possessing a good clinical value as novel anti-tumor drugs.

Abstract: An antenna pattern switching method and an apparatus may be applied to the field of wireless local area network (WLAN) technologies, for example, a WLAN communication system supporting 802.11 series protocols. In the method, before a first moment, an access point (AP) receives a physical layer protocol data unit (PPDU) by using a first antenna pattern; and after the first moment, receives the PPDU by using a second antenna pattern. Based on the solution, during receiving of a single PPDU, the AP may sequentially use two antenna patterns to receive a same PPDU, in other words, the AP may perform antenna pattern switching during receiving of the single PPDU.

Abstract: A private line configuration method, an optical network, a device and a readable storage medium are disclosed. The method may include, acquiring intention information of a private line, where the intention information comprises a demand for a resource allocation of the private line; determining an intention indicator and an element corresponding to the intention indicator according to the intention information, where the element is indicative of a rule to be followed in the resource allocation according to the intention indicator; determining an intention resource allocation strategy for the private line according to the intention indicator and the element; and allocating the private line with a private line network resource according to the intention resource allocation strategy.

Abstract: The present disclosure discloses an intelligent temperature control method for very fast chilling of livestock and poultry meat, comprising: adopting a carbon dioxide refrigeration mode, monitoring a real-time temperature change, judging whether an very fast chilling requirement is met or not according to a set threshold, if not, comparing a difference with the threshold, determining a adjusting amount, changing a valve opening degree; acquiring data of the chilling rate, liquid supply and valve opening degree, adopting a neural network to analyze, learning a data set, training a control model, predicting liquid supply, adjusting, controlling a valve opening degree of a refrigeration system. The present disclosure further discloses an intelligent temperature control system for very fast chilling of livestock and poultry meat.

Abstract: Pesticides and insecticides are disclosed. A compound containing a pyrazole structure, an application thereof, and an insecticide containing the compound are disclosed. The compound containing the pyrazolc structure has a structure of the following Formula (1). The compound can, at low concentrations, successfully kill insects, mites, nematodes and piercing-sucking insects.

Abstract: There are provided systems and methods relating to checking and confirming merchandise purchased at shopping facilities. In one form, the system includes: a shopping cart containing merchandise items to be purchased; a sales transaction database; a point-of-sales system that creates transaction records identified by transaction identifiers; and a mobile device used by an employee that includes a sensor to scan a paper or digital receipt to obtain the transaction identifier and a camera to capture images of the items in the shopping cart. The system also includes a control circuit that receives the transaction identifier, accesses the database using the identifier to determine the purchased items; analyzes the images of the merchandise items in the shopping cart and creates a computer vision receipt listing detected items; compares the purchased items with the detected items; and takes an action if there is a discrepancy.

Abstract: The present disclosure provides a service resource configuration method, including: configuring resource parameters for a service to be configured according to an action policy, calculating a timely reward in a current state, performing IV analysis according to the action policy, and ending one episode after the IV analysis is completed; calculating and updating, according to the timely reward in each state, an optimization objective policy parameter in each state; iterating a preset number of episodes to calculate and update the optimization objective policy parameter in each state; determining, according to the optimization objective policy parameter in each state in the preset number of episodes, an optimal optimization objective policy parameter in each state; and updating the action policy according to the optimal optimization objective policy parameter in each state.

Abstract: The present disclosure provides a photoelectric detector and an electronic device. The photoelectric detector has a pixel region and a peripheral region surrounding the pixel region, includes a base substrate and a plurality of pixel units arranged on the base substrate and positioned in the pixel region; each pixel unit includes a thin film transistor, a photodiode and a storage capacitor; for each pixel unit, a first electrode of the thin film transistor is connected with a first electrode of the photodiode and a first electrode plate of the storage capacitor, a second electrode of the photodiode is connected with a first bias signal line, a second electrode plate of the storage capacitor is connected with a second bias signal line, the first bias signal line is electrically connected with the second bias signal line at a connection node located in the peripheral region.

Abstract: A method for preparing diphenylamine and phenothiazine from aniline includes the steps of reacting an aniline raw material; carrying out gas-liquid separation on an obtained reaction mixture containing diphenylamine, and obtaining a first liquid product and a first gas product, separating the first liquid product, and obtaining an aniline reclaimed material and a diphenylamine product; reacting part of the obtained diphenylamine product; carrying out gas-liquid separation on an obtained reaction mixture containing phenothiazine, obtaining a second liquid product and a second gas product, and separating a phenothiazine product from the second liquid product. Coupling a diphenylamine synthesis process and a phenothiazine synthesis process reduces the energy consumption of the coupled processes. In addition, the output of the two products and purities thereof can be flexibly adjusted to optimize the product structure.

Abstract: The present disclosure discloses an optical measurement device and method for a plasma magnetic field with adjustable sensitivity. The method comprises the following steps: constructing an optical rotation measurement system based on a pulsed laser beam for measuring an optical rotation image and a shadow image; processing the optical rotation image and the shadow image, and obtaining a distribution of proportional coefficients based on alight intensity distribution; obtaining a distribution of rotation angles based on a mapping relationship between the proportional coefficients and the rotation angles; constructing an interference measurement system based on the pulsed laser beam, and measuring a phase shift of an interference image; calculating a distribution of electron areal densities based on the phase shift in the interference image; obtaining a two-dimensional distribution of an average magnetic field based on the rotation angles and the electron areal densities.

Abstract: The present disclosure provides a method for optimizing OTN resources, including: determining and creating, according to an action policy, a service to be created in a current service creation state, calculating a timely reward in the current service creation state, entering a next service creation state until an episode is ended, and calculating and updating, according to the timely reward in each service creation state, an optimized objective policy parameter in each service creation state; iterating a preset number of episodes to calculate and update the optimized objective policy parameter in each service creation state; determining, according to the optimized objective policy parameter in each service creation state in the preset number of episodes, a resultant optimized objective policy parameter in each service creation state; and updating the action policy according to the resultant optimized objective policy parameter in each service creation state.

Abstract: Online meeting software typically generates a flow of data. A server system is configured to receive the flow of data, which may include metadata. The data may include metadata of online meetings. Different types of metadata are generated by online meetings. Such different types of metadata are provided in different patterns. Different types of metadata are provided throughout the online meeting session or at various points of the session and are provided to various different elements of the server system. The various different metadata received are then parsed and certain specific metadata elements are identified to match the different metadata streams.

Abstract: There are provided systems and methods relating to checking and confirming merchandise purchased at shopping facilities. In one form, the system includes: a shopping cart containing merchandise items to be purchased; a sales transaction database; a point-of-sales system that creates transaction records identified by transaction identifiers; and a mobile device used by an employee that includes a sensor to scan a paper or digital receipt to obtain the transaction identifier and a camera to capture images of the items in the shopping cart. The system also includes a control circuit that receives the transaction identifier, accesses the database using the identifier to determine the purchased items; analyzes the images of the merchandise items in the shopping cart and creates a computer vision receipt listing detected items; compares the purchased items with the detected items; and takes an action if there is a discrepancy.

Abstract: A rotor for an interior permanent magnet motor, an interior permanent magnet motor, and a compressor includes a rotor core, a plurality of U-shaped permanent magnet accommodating grooves, a plurality of first air grooves, and a plurality of first recesses, wherein the plurality of U-shaped permanent magnet accommodating grooves are arranged inside the rotor core at intervals; the plurality of first air grooves are provided outside the ends of the U-shaped permanent magnet accommodating grooves; and each first air groove is located on an extension line of the end of the corresponding U-shaped permanent magnet accommodating groove and is close to the outer contour of the rotor so as to form a plurality of first magnetic isolation bridges.

Abstract: Methods, apparatus, and computer programs are disclosed to support virtual machine performance measurement. In one embodiment, a method includes, responsive to a virtual machine entry to a virtual processing unit of a processor, writing a first and a second count value corresponding to the virtual processing unit to a first and second counter, respectively; incrementing the first counter counts based on the first count value at a fixed frequency and incrementing the second counter counts based on the second count value in proportion of architectural event occurrence of the virtual processing unit; and responsive to a virtual machine exit from the virtual processing unit, reading a resulting first and second count value from the first and second counters respectively to determine a measure of the performance of the virtual processing unit.