Abstract: The present disclosure provides a method and apparatus for adjusting a virtual face model, an electronic device and a storage medium, so as at least to solve the technical problems of tedious operation steps and poor user experience of conventional solutions for adjusting a virtual image. A specific implementation solution includes: a real human face in a reality scene is identified to obtain a first virtual face model of the real human face in a virtual scene; in response to a face-pinching operation acting on the real human face, the face-pinching operation is identified to determine at least one to-be-adjusted key point in the first virtual face model and an adjustment manner of the at least one to-be-adjusted key point; and the first virtual face model is adjusted to a second virtual face model based on the adjustment manner of the at least one to-be-adjusted key point.

Abstract: The present disclosure features compositions and methods related to the detection and molecular profiling of extracellular vesicles using fluorescent probes. These compositions and methods leverage the unique optoelectrical properties of quantum dots and fluorescently labeled nanoparticles, which allows reliable, real-time detection of extracellular vesicles and vesicle surface bound or lumenal molecules.

Abstract: A source-grid-load-storage networked collaborative frequency control method is disclosed, which comprises acquiring total active power ?P to be regulated during a secondary frequency regulation process of a power grid; performing frequency regulation by source-grid-load-storage of the power distribution system, allocating power regulation capacities, and determining whether the desired total active power is met after the frequency regulation; if the desired total active power is met, determining whether power of power generation units is out of limit; if the power of the power generation units is not out of limit, keeping active power of the power distribution system in balance to complete frequency regulation of the power grid; if the power of the power generation units is out of limit, correcting the power regulation capacities of the power generation units of the source-grid-load-storage and compensating a power difference to keep the active power of the power distribution system in balance.

Abstract: A modified polyester staple fiber and a preparation method of the modified polyester staple fiber are provided. The modified polyester staple fiber contains a modified nanocomposite material including an organic compound, the organic compound including one of tea polyphenol, naringin, and emodin. The organic compound is in a weight percentage range of approximately 0.1%-5% based on a total weight of the modified polyester staple fiber.

Abstract: Base station antennas include a main module that has a first backplane that includes a first reflector. A vertically-extending array of first radiating elements is mounted to extend forwardly from the first reflector, and at least one first RF port is coupled to the vertically-extending array of first radiating elements. These antennas further include a sub-module that is attached to the first backplane. The sub-module includes a second backplane that has a second reflector that is separate from the first reflector. A vertically-extending array of second radiating elements is mounted to extend forwardly from the second reflector and is transversely spaced-apart from the vertically-extending array of first radiating elements. A plurality of second RF ports are coupled to the vertically-extending array of second radiating elements. The vertically-extending array of first radiating elements and the vertically-extending array of second radiating elements are configured to serve a common sector of a base station.

Abstract: Disclosed are an emergency control method and system based on source-load-storage regulation and cutback. According to the method, output power of power generating sources is regulated according to a power regulating quantity and a frequency regulation requirement, an output power compensation and output frequency of each power generating source are maintained within permissible ranges, so that a balance between power supply and demand of a power distribution network is maintained; and standby energy-storage power stations are used to make up a power gap, and an external power supply system is used to assist in making up a power deficiency, so that large load disturbance can be handled make up the power gap.

Abstract: The present disclosure features compositions and methods related to the detection and molecular profiling of extracellular vesicles using fluorescent probes. These compositions and methods leverage the unique optoelectrical properties of quantum dots and fluorescently labeled nanoparticles, which allows reliable, real-time detection of extracellular vesicles and vesicle surface bound or lumenal molecules.

Abstract: A modified polypropylene spunbond non-woven fabric and a preparation method of the modified polypropylene spunbond non-woven fabric are provided. The modified polypropylene spunbond non-woven fabric contains a modified nanocomposite material including an organic compound, the organic compound including one of tea polyphenol, naringin, and emodin. The organic compound is in a weight percentage range of approximately 0.1%-5% based on a total weight of the modified polypropylene spunbond non-woven fabric.

Abstract: Provided are a method for calibrating sensors in a vending machine and a vending machine. input values of first input terminals and input values of second input terminals of sensors are determined through level 1 calibration and level 2 calibration, respectively, which may greatly increase the number of adjustable grades of the luminous intensity of an optical generator of each sensor, and may further greatly improve the success rate of calibration on the sensors.

Abstract: A plant-based functional polypropylene spunbond non-woven fabric and a preparation method of the plant-based functional polypropylene spunbond non-woven fabric are provided. The plant-based functional polypropylene spunbond non-woven fabric contains a plant herb water-soluble extract in a weight percentage range of approximately 0.2%-1.5%. The plant-based functional polypropylene spunbond non-woven fabric has moisture regain in a range of approximately 0.2%-3%, a longitudinal breaking strength of approximately ?18.5 N/5 cm, a transverse breaking strength of approximately ?9.5 N/5 cm, a thickness in a range of approximately 0.2 mm-0.5 mm, a weight per unit area in a range of approximately 20 g/m2-40 g/m2, and a fiber diameter in a range of approximately 10 ?m-30 ?m.

Abstract: The present disclosure featured compositions and methods related to the detection and molecular profiling of extracellular vesicles using optical probes, dual imaging approaches, and computationally programing-based image analysis methods. These compositions and methods leverage the unique optoelectrical properties of quantum dots, fluorescently labeled nanoparticles, and gold nanoparticles, which allow reliable, real-time detection of extracellular vesicles and vesicle surface bound or lumenal molecules at single vesicle level.

Abstract: A chitin-modified polypropylene spunbond non-woven fabric and a preparation method of the chitin-modified polypropylene spunbond non-woven fabric are provided. The chitin-modified polypropylene spunbond non-woven fabric contains a modified chitin in a weight percentage range of approximately 0.2%-1.5%. The modified chitin includes chitin modified by a modifier including 2-hydroxybenzimidazole, cellulose acetate butyrate, and adipic acid dihydrazide. The chitin-modified polypropylene spunbond non-woven fabric has an anti-mold grade less than 1, and an antibacterial rate greater than 9.5%.

Abstract: An input circuitry for receiving an analog input signal comprises: an input transistor configured to receive the analog input signal on a gate terminal of the input transistor wherein the input transistor is connected to a digital component providing a digital signal, and wherein the input transistor is configured to receive the digital signal on a bulk terminal of the input transistor; wherein the input transistor is configured to provide an output current based on the analog input signal and the digital signal, such that the input transistor provides digital-to-analog conversion of the digital signal received on the bulk terminal.

Abstract: A plant-based functional polyester filament and a preparation method of the plant-based functional polyester filament are provided. The plant-based functional polyester filament includes polyester, and plant extract in a weight percentage range of approximately 0.1%-1.5%. The plant extract includes one or more of a peppermint extract, a valerian extract, a lavender extract, a wormwood extract, a chitin extract and a seaweed extract. The method includes preparing a plant-based functional polyester masterbatch, including: heating polyethylene terephthalate (PET) chips to a molten state, adding an antioxidant and a dispersant to the molten PET, stirring the molten PET, adding a protective agent and a plant extract to the molten PET, stirring the molten PET at a high speed, adding a modifier to the molten PET, obtaining a mixture by uniformly mixing the molten PET, and performing an extrusion granulation process on the mixture.

Abstract: The present invention discloses an algae modified pp spunbond non-woven fabric, which contains 0.1-2% of alginate. The algae modified pp spunbond non-woven fabric has a moisture regain of 0.2-3.5%, and an antibacterial rate ?98%. The algae modified pp spunbond non-woven fabric prepared in the invention contains modified alginic acid, and also has hydrophilic functional groups, such as hydroxyl and amido groups, and hydrophobic functional groups such as branched alkyl groups.

Abstract: Provided are a method for calibrating sensors in a vending machine and a vending machine. input values of first input terminals and input values of second input terminals of sensors are determined through level 1 calibration and level 2 calibration, respectively, which may greatly increase the number of adjustable grades of the luminous intensity of an optical generator of each sensor, and may further greatly improve the success rate of calibration on the sensors.

Abstract: A chitin-containing polyester filament and a preparation method of the chitin-containing polyester filament are provided. The method includes preparing a modified chitin; preparing a chitin-containing functional modifier based on the modified chitin; preparing polyester (PET) functional particles based on the chitin-containing functional modifier and PET pellets; preparing a mixed spinning solution based on the polyester functional particles, where a weight percentage of the polyester functional particles is in a range of approximately 2%-4% based on a total weight of the mixed spinning solution; and performing a spinning molding of the mixed spinning solution to form the chitin-containing polyester filament.

Abstract: A pixel data optimization method, a pixel matrix driving device and a display apparatus are provided. The method includes: obtaining a first pixel data set; obtaining a second pixel data set according to the first pixel data set; obtaining an initial amplitude difference according to pixel data of each two adjacent rows of pixels in the second pixel data set; and obtaining pixel output data of n rows*M columns of pixels according to the initial amplitude difference and a preset threshold. By comparing the initial amplitude difference obtained from the pixel data of each two adjacent rows of pixels with the preset threshold, a pixel grayscale value to be final displayed of each pixel can be adjusted according to a comparison result, so that an energy consumption and an overheating phenomenon of the pixel matrix driving device can be improved, and a visual effect can be improved.

Abstract: A plant-extract-containing polyester fiber is provided. The plant-extract-containing polyester fiber comprises raw materials including polyester chips, calcium carbide powder, cycloalkyl powder, halloysite powder, plant-extract functional additive, allyl glycidyl ether, organic acid salt, chromium sulfate, dispersing agent, surface active phospholipid, plasticized starch, chitosan, wetting agent, sodium salt of caboxy methyl cellulose, and antistatic agent.

Abstract: A modified polyester staple fiber and a preparation method of the modified polyester staple fiber are provided. The modified polyester staple fiber contains a modified nanocomposite material including an organic compound, the organic compound including one of tea polyphenol, naringin, and emodin. The organic compound is in a weight percentage range of approximately 0.1%-5% based on a total weight of the modified polyester staple fiber.