Abstract: The disclosure provides a naphthylurea compound having a formula I. R represents H, a C1-C5 straight-chain alkyl, a C1-C5 straight-chain alkyl with a halogen-substituted end or a 5-8-membered cycloalkyl; R1, R2, R3, R4, R5, R6, R7, R8, R9 at each occurrence represent H, F, Cl, Br, —CN, —CH3, —CF3, —OCH3, or —OCF3; R5 optionally represents phenyl, and M is H or —CH3; m represents a number of CH2, and is 0 or 1; n represents a number of CH2, and is 1, 2, 3, or 4; and p represents a number of CH2, and is 2; and X is O or S.

Abstract: The present disclosure relates to a beverage or food brewing method and a beverage or food brewing machine. The beverage or food brewing method includes following steps: actuating a beverage or food brewing machine to produce powder through a grinding device and to output the powder to a powder holder; when the powder in the powder holder reaches a set amount, obtaining a first grinding time value T11 of the beverage or food brewing machine; according to the first grinding time value T11, obtaining a prolonged grinding time value T12 corresponding to the first grinding time value T11; making the grinding device continue operating for a period of time determined by the prolonged grinding time value T12 and outputting the powder from the grinding device to the powder holder.

Abstract: Disclosed herein are methods, processes and compositions for preparing a compound of formula 8: (8), and formula 18: (18). The methods and processes comprise performing a first allylic oxidation, a protection reaction, a second allylic oxidation, a reduction reaction, performing an acid-catalyzed coupling reaction, a methylation reaction and a deprotection reaction. Disclosed herein are methods, processes and compositions for enantioselectively preparing compounds of formulae 8 and 18. Also disclosed herein are compositions comprising compounds of formulae 8, 18 and/or intermediates and/or starting material thereof.

Abstract: Described herein are systems and methods for object detection to achieve hard real-time performance with low latency. Real-time object detection frameworks are disclosed. In one or more embodiments, a framework comprises a first CPU core, a second CPU core, and a plurality of shaves. In one or more embodiments, the first CPU core handles general CPU tasks, while the second CPU core handles the image frames from a camera sensor and computation task scheduling. In one or more embodiments, the scheduled computation tasks are implemented by the plurality of shaves using at least one object-detection model to detect an object in an image frame. In one or more embodiments, computation results from the object-detection model with a higher detection probability is used to form an output for object detection. In one or more embodiments, the object-detection models share some parameters for smaller size and higher implementing speed.

Abstract: The computing device obtains a training data set related to a plurality of historic user inputs associated with preferences of one or more services or items from an entity. For each of the one or more services or items, the computing device executes operations to train a plurality of models using the training data set to generate a plurality of recommended models, apply a validation data set to generate a plurality of predictions from the plurality of recommended models, obtain a weight of each metric of a plurality of metrics from the entity, obtain user inputs associated with user preferences, and determine a relevancy score for each metric. The computing device selects a recommended model based on the relevancy score of the selected metric or a combination of selected metrics, generates one or more recommendations for the users, and outputs the one or more generated recommendations to the users.

Abstract: A system for controlling damages in cleaning a semiconductor wafer comprising features of patterned structures, the system comprising: a wafer holder for temporary restraining a semiconductor wafer during a cleaning process; an inlet for delivering a cleaning liquid over a surface of the semiconductor wafer; a sonic generator configured to alternately operate at a first frequency and a first power level for a first predetermined period of time and at a second frequency and a second power level for a second predetermined period of time, to impart sonic energy to the cleaning liquid, the first predetermined period of time and the second predetermined period of time consecutively following one another; and a controller programmed to provide the cleaning parameters, wherein at least one of the cleaning parameters is determined such that a percentage of damaged features as a result of the imparting sonic energy is lower than a predetermined threshold.

Abstract: A method of processing an image includes: acquiring a first image for a target object by using a first imaging method (S110); acquiring a second image for the target object by using a second imaging method (S120); constructing a first sub-image and a second sub-image based on the first image (S130); constructing a third sub-image and a fourth sub-image based on the second image (S140); and determining a pixel value distribution information of a fused image based on a pixel value distribution information of each of the first sub-image, the second sub-image, the third sub-image, and the fourth sub-image, so as to obtain the fused image (S150). An apparatus of processing an image, a computing device, and a computer-readable storage medium are further provided.

Abstract: The present disclosure provides a driving video recorder for an automotive, which includes: a housing having a side wall, a top wall with an air outlet, and a bottom wall with an air inlet; a first electric fan arranged on the bottom wall above the air inlet and in a vertical middle plane of the housing for directing outside air into the housing; two sets of lenses for image capturing arranged at the side wall and positioned symmetrically on both sides of the vertical middle plane of the housing; and heat generating electrical components provided within the housing. The driving video recorder according to the present disclosure has a symmetrically distributed lens structure ensuring system stability, reliability, and enhanced functionality.

Abstract: Provided are a novel compound that effectively antagonizes P2X3 receptor, a preparation method thereof, and use thereof in the preparation of drugs. The compound is a compound represented by Formula I, or a tautomer, a stereoisomer, a hydrate, a solvate, a pharmaceutically acceptable salt, or a prodrug thereof.

Abstract: Embodiments of the present disclosure provide methods and apparatus for buffer state report. A method performed at a terminal device may comprise: determining a time duration, wherein a buffer size associated with data to be transmitted during the time duration is to be predicted by the terminal device; predicting the buffer size; and transmitting a scheduling request or a buffer state report indicating the predicted buffer size to a network node. A method performed at a network node may comprise: receiving a scheduling request or a buffer state report indicating a predicted buffer size associated with data to be received during a time duration from a terminal device; and transmitting a grant for the data according to the received scheduling request or buffer state report. The latency of data transmission from the terminal device to the network node may be reduced.

Abstract: A nuclear waste cask with impact protection includes impact limiters comprising deformable energy-absorbing perforated sleeves. An impact amelioration system for nuclear fuel storage components includes impact limiter assemblies at the bottom cask to canister interface including impact limiter plugs frictionally engaging corresponding plug holes formed in the cask closure plate. A nuclear waste fuel storage system includes an unventilated cask including a heavy free-floating radiation shielding lid loosely coupled the top end of the cask in a movable manner via the anchor bosses which provides cask over pressurization protection. A nuclear waste cask includes an axially elongated rectangular cuboid cask body having a cavity for holding nuclear waste materials and cask locking mechanism including first locking protrusions on the lid which are selectively interlockable with mating second locking protrusions on the cask body to lock the lid to the cask body.

Abstract: The present disclosure provides a precision calibrating device and a precision calibrating method for a magnetorheological polishing device, which realize an automatic and quick calibration process. It is ensured that a polishing gap is kept within an allowable error range when the magnetorheological polishing device processes surfaces of different optical elements, thereby effectively controlling a removal function, reducing or eliminating surface residual errors after processing and low frequency errors and medium frequency errors introduced by insufficient trajectory precision of a mechanical arm, and improving a processing precision of the magnetorheological polishing device based on the mechanical arm.

Abstract: Methods of identifying agents that modulate the interleukin-17 (IL-17) pathway are described. Said methods use detecting a level of granulocyte colony-stimulating factor (G-CSF) in a cell supernatant and/or detecting an expression level of one gene or a panel of genes of a cell treated with an agent. Also described are probes capable of detecting a gene or panel of genes and kits for identifying agents that modulate the IL-17 pathway.

Abstract: The present application is related to a detection device and method for coronavirus and influenza virus. The device comprises a detection module (20), a signal processing circuit (30), a controller (40), a displayer (50), a digital-to-analog conversion circuit (60), and a clock (70). Noticeably, the detection module (20) comprises a sample cell, and a transistor sensor combination integrated in the sample cell and used for measuring different targets. The detection module (20) may comprise a sample cell array to realize simultaneous detection of a plurality of samples to be detected. The detection method comprises the following steps: adding a sample to be detected into a sample cell, reading an electrical signal response of each transistor sensor in the sample cell to judge whether the sample to be detected contains a virus to be detected or not. The present application belongs to the technical field of biological detection.

Abstract: Disclosed are a compound containing a fused ring, a use thereof and a pharmaceutical composition containing same. Provided are a compound as shown in formula I-A, a pharmaceutically acceptable salt thereof, a solvate thereof, a solvate of the pharmaceutically acceptable salt thereof or a crystal form thereof. The compound can significantly reduce the levels of HBsAg, HBeAg and HBV DNA, and can be used for preparing a drug for treating hepatitis B, and has good market prospects.

Abstract: The disclosed systems and method utilize the autofluorescence, optic imaging, and heat transfer resistance technologies to monitor the same simulated surface area for deposits. The systems and methods may provide continuous monitoring, detection, characterization and quantification of deposits. Utilizing this information, an associated control system may initiate alarms, initiate a chemical treatment operation, and adjust corresponding chemical treatment and preventive protocols to minimize and/or eradicate the issue.

Abstract: Disclosed herein are metal matrix composites and methods of making and use thereof. For example, disclosed herein are methods of making a metal matrix composite comprising a metal matrix reinforced by a high entropy alloy. The methods comprise mixing a first powder and a second powder to form a powder mixture, wherein the first powder comprises a plurality of particles comprising a metal and the second powder comprises a plurality of particles comprising a high entropy alloy. The methods further comprise compacting the powder mixture to form a pellet and adding the pellet to a molten metal, the molten metal comprising the metal in a molten state, thereby melting the pellet to form a molten mixture. The methods further comprise subjecting the molten mixture to an ultrasonic treatment and casting the ultrasonic treated mixture to form the metal matrix composite.

Abstract: Vending machines for storing and dispensing products to consumers in a space-efficient manner. A vending machine may include a product compartment, a product storage system, a support structure, a dispensing port, and a product delivery system. The support structure may elevate the product compartment and form a void beneath the product compartment. Other structures may occupy the void beneath the product compartment, or humans may walk through the void beneath the product compartment. A product may be automatically moved from the product compartment to the dispensing port using the product delivery system.