Abstract: Fabric-based microfluidics, as a part of an article of clothing, is described herein. Advantageously, the fabric-based microfluidics, based on the infusion of a polymer such as acrylonitrile butadiene styrene (ABS) films through fabrics to form hydrophobic areas, are simple to make, robust, and suitable for efficient sweat delivery. Electrodes can be screen-printed onto the fabric-based microfluidic. Coupled with a low-cost, wearable potentiometer capable of wireless data transfer, [Ca2+] or other analyte species in a wearer's sweat can be quantified. Advantageously, regular articles of clothing can be turned into biochemically smart platforms for health monitoring, which will broadly benefit human healthcare.

Abstract: Examples of the present disclosure discloses a memory system, an operation method thereof, and a computer readable storage medium. The memory system includes: a memory, wherein a physical space of the memory is divided into a user space and a hidden space; and a memory controller coupled with the memory and configured to: set a first block of the user space as a write booster buffer, wherein the first block is of a first level cell mode, and the write booster buffer is configured to buffer data; and set a free block of the hidden space as the write booster buffer, wherein the free block is of the first level cell mode.

Abstract: A fluidized bed reactor, a device, and a method for producing low-carbon olefins from oxygen-containing compound are provided. The fluidized bed reactor includes a reactor shell, a reaction zone, a coke control zone and a delivery pipe, where there are n baffles arranged in the coke control zone, and the n baffles divide the coke control zone into n sub-coke control zones which include a first sub-coke control zone, a second sub-coke control zone, and an nth sub-coke control zone; at least one catalyst circulation hole is provided on each of the n-1 baffles, so that the catalyst flows in an annular shape in the coke control zone, where n is an integer. The device and method can be adapted to a new generation of DMTO catalyst, and the unit consumption of production ranges from 2.50 to 2.58 tons of methanol/ton of low-carbon olefins.

Abstract: A scheduling method and system for the operation of reservoirs to recharge freshwater for repelling saltwater intrusion under changing conditions. Research data of a research area is collected, the research area is generalized, and the river network topology of the area is constructed; the research data acquire the seawater flow data of each station in the research area for N time periods, analyze the correlation between the flow of a predetermined station and the saltwater intrusion and build a seawater flow spatial-temporal evolution model; rainfall data and freshwater runoff of each station are acquired to analyze the variation trends of freshwater flow and hydrological regime of each station and a first ending point and build a freshwater flow spatial-temporal evolution model; and a scheduling model for recharging freshwater for repelling saltwater intrusion is built for simulation, a scheduling method is provided, and a scheduling scheme set is formed.

Abstract: A computer-implemented method for transforming magnetic resonance (MR) imaging across multiple vendors is provided. The method comprises: obtaining a training dataset, wherein the training dataset comprises a paired dataset and an un-paired dataset, and wherein the training dataset comprises image data acquired using two or more MR imaging devices; training a deep network model using the training dataset; obtaining an input MR image; and transforming the input MR image to a target image style using the deep network model.

Abstract: A sequence time window amplitude-phase-frequency characteristics analysis method and system for underwater vehicle power frequency electromagnetic field disturbance are provided. The method includes: establishing a power grid dipole group model, emulating and calculating to obtain background field intensity data of a test location, and constructing an emulated background field database; acquiring measured background field data, comparing the emulated data with the measured data, and providing a relative error; calculating a background field intensity and underwater vehicle target disturbance under the action of the above dipole group, and establishing a measured target signal database; and performing actual measurement according to an underwater vehicle motion and detection topology, performing a Fourier transform and Fourier sliding window decomposition after acquiring original data, and acquiring an amplitude spectrum and a spectrogram of an underwater vehicle target disturbance signal.

Abstract: A lower vehicle body rear structure includes a rear floor integrally formed in a die-casting mode, rear floor longitudinal beam rear sections fixedly connected to the rear floor, a shelf, and a spare tire cabin. Rear floor longitudinal beams arranged on the two sides of the rear floor, and a rear floor middle cross beam and a rear floor rear cross beam which are connected between the rear floor longitudinal beams are formed on the rear floor, and rear wheel covers connected to the rear floor longitudinal beams are respectively arranged on the two sides of the rear floor. The shelf is located above the rear floor, and the two ends of the shelf are connected to the rear wheel covers by means of connecting plates; and the rear floor, the shelf and the two connecting plates are connected to form an annular structure.

Abstract: In an audio signal, one or more processing circuits recognize spoken content in a user's own speech signal using speech recognition and natural language understanding. The spoken content describes a listening difficulty of the user. The one or more processing circuits generate, based on the spoken content, one or more actions for hearing devices and feedback for the user. The one or more actions attempt to resolve the listening difficulty. Additionally, the one or more processing circuits convert the user feedback to verbal feedback using speech synthesis and transmit the one or more actions and the verbal feedback to the hearing devices via a body-worn device. The hearing devices are configured to perform the one or more actions and play back the verbal feedback to the user.

Abstract: A method for operating a memory system relates to the memory field and aims to address problems such as the over-long waiting time caused by moving data during the buffer flush process. The method for operating the memory system includes: in response to a first space flush command, configuring a part of the free space as the available space of the first space in the case where the size of the free space of the memory device is greater than or equal to the first threshold.

Abstract: A shaft wall pressure corrosion test system includes a pressure bearing device, a confining pressure application device, and a seepage pressure application device. The confining pressure application device and the seepage pressure application device provide confining pressure and seepage pressure for the pressure bearing device, respectively, and keep the confining pressure and the seepage pressure constant on the pressure bearing device. In the system, axial pressure is applied to a piston by means of a hydraulic jack and is then transferred to a sample to complete axial pressure application. The confining pressure is applied to hydraulic oil by a manual pump in combination with an energy accumulator and then transferred to the sample to complete confining pressure application. The seepage pressure is applied to a corrosion solution by a water pump group in combination with an energy accumulator and then transferred to the sample to complete seepage pressure application.

Abstract: A near-field sensing information transmission and pairing system for air-land unmanned vehicles and a method thereof are disclosed. The unmanned aviation vehicle is driven to move along a forward route of an unmanned ground vehicle in advance, and continuously senses whether an obstacle or a traffic control appears in the forward route; when sensing the presence of the obstacle or the traffic control feature, the unmanned aviation vehicle generates and transmits a re-routing signal to the unmanned ground vehicle, an alternative route is calculated to replace the original forward route based on map information, a current coordinate, an obstacle coordinate and a destination coordinate, so as to increase a reaction time of the unmanned ground vehicle, thereby achieving the technical effect of improving immediacy of the unmanned ground vehicle to avoid a roadblock.

Abstract: A memory network method based on automatic addressing and recursive information integration. The method is based on a memory neural network framework integrating automatic addressing and recursive information, and is an efficient and lightweight memory network method. A memory is read and written by means of an automatic addressing operation having low time and space complexity, and memory information is effectively utilized by a novel computing unit. The whole framework has the characteristics of high efficiency, high speed and high universality. The method is suitable for various time sequence processing tasks, and shows the performance superior to that of the conventional LSTM and the previous memory network.

Abstract: The disclosure discloses a feruloyl esterase and application thereof, and belongs to the technical field of microorganisms. The disclosure provides a feruloyl esterase with an amino acid sequence shown in SEQ ID NO: 2 and specific enzyme activity as high as 519 U/g. The disclosure provides a recombinant Bacillus subtilis which uses Bacillus subtilis as a host, expresses a gene encoding the feruloyl esterase with an amino acid sequence shown in SEQ ID NO: 2, and can be used for producing the feruloyl esterase with a high yield. The process specifically includes inoculating a fermentation culture medium with the recombinant Bacillus subtilis for fermentation for 14 hours, and the enzyme activity of the feruloyl esterase in a cell disruption supernatant can be as high as 82.53 U/mL.

Abstract: Embodiments of this application disclose a data processing method. The method includes obtaining data that need to be verified from a target trusted computing node; obtaining first ledger data corresponding to the data that need to be verified, the first ledger data being obtained by signing a first message digest by using a private key of the target trusted computing node and being stored in the blockchain network by the target trusted computing node, and the first message digest being obtained by performing message digest calculation on raw data; decrypting the first ledger data by using a public key of the target trusted computing node to obtain the first message digest; performing message digest calculation on the data that need to be verified to obtain a second message digest; and determining a verification result according to the first message digest and the second message digest.

Abstract: An integrated railway movement dispatching and train operation control method, comprising: sensing in-transit information of a signal system; constructing an integrated railway movement dispatching and train operation control minimum system; optimizing a time-saving train driving strategy online; optimizing a multi-train driving strategy in a virtual formation mode; and generating an integrated railway movement dispatching and train operation control adjustment solution.

Abstract: A multi-band and multi-functional antenna integrated module and a preparation method thereof are provided. The multi-band and multi-functional antenna integrated module has an electromagnetic wave capture layer, a frequency selection circuit layer, and a signal processing circuit layer stacked vertically in sequence. The frequency selection circuit layer and the frequency selection circuit layer are interconnected through a metallized through hole. The frequency selection circuit layer has a plurality of frequency selection circuit units with different processing bands. The signal processing circuit layer has a plurality of signal processing circuit units with different functions. The plurality of frequency selection circuit units are interconnected to the plurality of signal processing circuit units in a one-to-one correspondence manner through a plurality of metallized through holes.

Abstract: A spreader sprayer includes a frame, a walking device, a spreading device, a spraying device and a controller assembly. The walking device includes a walking driving part. The spreading device includes a spreading driving part. The spraying device includes a spraying driving part. The controller assembly is electrically connected with the walking driving part, the spreading driving part and the spraying driving part respectively. The disclosure uses a power battery as a power source of a whole vehicle. The controller assembly can respond to user's operation to control a movement of the walking device, the spreading device and the spraying device.

Abstract: Provided are a method, an apparatus, and a system for risk assessment of an insulation state of electrical equipment and a storage medium. The method includes measuring partial discharge data of electrical equipment using multiple types of sensors, and performing clustering of discharge types; establishing, based on a clustering result of each discharge type, a regression model between sensor response amplitude and apparent discharge energy during a discharge development process; calculating, based on the regression model, the accumulated value of apparent discharge energy of current partial discharge of the electrical equipment, and using the accumulated value as an index of risk assessment to assess an insulation state of the electrical equipment.

Abstract: A safety belt detection method, apparatus, computer device and computer readable storage medium are disclosed. The safety belt detection method includes the steps as follows. An image to be detected is obtained. The image to be detected is inputted into a detection network which includes a global dichotomous branch network and a grid classification branch network. A dichotomous result, which indicates whether a driver is wearing a safety belt and is output from the global dichotomous branch network, is obtained. A grid classification diagram, which indicates a position information of the safety belt and is output from the grid classification branch network, is obtained based on image classification. A detection result of the safety belt, indicating whether the driver is wearing the safety belt normatively, is obtained based on the dichotomous result and the grid classification diagram.

Abstract: Disclosed in the present invention is a compound as represented by formula (IA) or formula (IC) or a pharmaceutically acceptable salt, a stereoisomer, a solvate or a prodrug thereof. The definition of each group in the formula is shown in the description for details. Further disclosed are a pharmaceutical composition containing the compound and the use thereof in the preparation of a drug for preventing and/or treating diseases or conditions related to HPK1 activity.