Abstract: This application discloses a method for extracting and calculating the gully area of loess plateau, which includes: obtaining remote sensing images of sample regions by a remote sensing satellite, analyzing the remote sensing images to obtain a digital elevation model, determine the primary gully area and secondary gully area of the sample region, determining a reference ratio, obtaining the primary gully area and the research region area of the census region, determining the secondary gully area of the census region, storing the secondary gully area of the census region in the storage unit, determining the secondary gully area of the research region. This method can accurately extract a large scale gully area of the loess plateau without a lot of manual labor.

Abstract: A probe head includes an upper pin holder and a lower pin holder coupled to the upper pin holder. A pin arrangement space is defined between the upper pin holder and the lower pin holder. A conductive film is disposed between the upper pin holder and the lower pin holder. A plurality of probe pins penetrates through the upper pin holder, the conductor film and the lower pin holder, and extends outwardly from a bottom surface of the lower pin holder.

Abstract: A communication method includes triggering, by a first network element, device authentication on a terminal. The communication method also includes, in response to the device authentication on the terminal being successful, verifying, by the first network element based on a preset binding relationship, whether a device identifier of the terminal matches a user identity. The user identity identifies a user who uses the terminal to request a service from a network. The communication method further includes triggering, by the first network element based on a verification result, the network to determine whether to provide the service for the terminal.

Abstract: The present invention provides a diaryl compound as a tubulin/Src dual target inhibitor. The present invention also provides a diaryl compound represented by formula I, a tautomer, a stereoisomer, a solvate, a pharmaceutically acceptable salt, or a prodrug thereof. The diaryl compound can be used as a dual target inhibitor against tubulin and Src kinase and can also be used as a mono-target inhibitor against tubulin or Src kinase. The compound of the present invention can significantly inhibit the polymerization of tubulin monomers and cell proliferation.

Abstract: A semiconductor package includes a semiconductor die including die connectors, a first insulating encapsulant laterally covering the semiconductor die, a die attach film (DAF) overlying the first insulating encapsulant and the semiconductor die, and a redistribution structure overlying the DAF and the semiconductor die. The die connectors are laterally covered by the DAF, and the redistribution structure is electrically coupled to the die connectors.

Abstract: The present application provides a method, a device, an apparatus, and storage medium for deviation correction of an electrode sheet. The deviation correction method of the electrode sheet includes: determining the first deviation amount of the electrode sheet on the stacking machine in the first direction; correcting a deviation of the electrode sheet in the first direction according to the first deviation amount; determining the second deviation amount of the electrode sheet in the second direction, wherein the second deviation amount is different from the first deviation amount; and correcting a deviation of the electrode sheet in the second direction according to the second deviation amount.

Abstract: A secure communication method includes receiving, by a first network element, first information and a first signature from a network management network element. The first signature is generated based on a private key of the network management network element and the first information, and the first information is used to describe the first network element. The method also includes sending, by the first network element, the first information and the first signature to a certificate issuing network element. The first information is used to obtain a first certificate, and the first certificate is used to prove an identity of the first network element. The method further includes receiving, by the first network element, the first certificate from the certificate issuing network element.

Abstract: Provided are a detergent compartment and a laundry processing device. The detergent compartment includes a first receiving cavity. The top of the first receiving cavity is provided with a water inlet. A water inlet assembly is disposed at the water inlet and configured to pressurize a water flow passing through the water inlet and direct the water flow onto the sidewall of the first receiving cavity.

Abstract: Provided are a recombinant adeno-associated virus (rAAV) genome and a single-polarity rAAV (spAAV) vector formed by packaging same. Specifically, provided is an spAAV genome before packaging, two ends of which are both linear open terminuses, wherein one end does not have an inverted terminal repeat (ITR) or a part thereof, and the other end has a truncated ITR (ITRT), and the ITRT does not form a T-shaped hairpin palindromic structure. The spAAV genome is a single-polarity single-stranded DNA. Also provided are an spAAV vector, a method for delivering an exogenous nucleic acid to a cell by using the vector, and a use of the vector in the preparation of a product for gene expression, gene therapy, gene editing or gene regulation.

Abstract: This application provides example key management methods and example communication apparatuses. In an example method, a terminal device obtains identification information of a first decryption network element in a local network. The terminal device obtains, based on the identification information and a mapping relationship, a first encryption key corresponding to the first decryption network element, where the mapping relationship indicates at least one decryption network element and an encryption key corresponding to each of the at least one decryption network element, and the at least one decryption network element includes the first decryption network element. The terminal device encrypts the user identity information by using the first encryption key, to obtain a hidden user identity. The terminal device sends a registration request to the local network through an access network device, where the registration request includes the hidden user identity.

Abstract: A communication method and apparatus are provided. The method includes: A network repository function network element receives a discovery request message including a type of a network element that requests to be discovered. The network repository function network element determines a second network element based on the type of the network element that requests to be discovered, and sends an identifier of a first dataset, a first token, and an identifier of the second network element to the first network element, where the first token authorizes the first network element to obtain the first dataset. According to the foregoing designs, the network repository function network element can provide, to the first network element, an identifier of a network element and information needed for obtaining the dataset, so that the first network element can determine, based on the dataset, whether to access the network element.

Abstract: A method for defect detection of a separator of a composite material strip includes obtaining a continuous image of the composite material strip; intercepting at least one image segment from the continuous image of the composite material strip, where the image segment includes a separator region; and performing detection on the separator region.

Abstract: A video segmentation method and apparatus, an electronic device, and a computer-readable storage medium, related to the technical field of video processing. The method comprises: acquiring a video frame to be processed in a target-video, and information to be segmented in the video frame to be processed; determining a tilt angle corresponding to the video frame to be processed according to the information to be segmented; performing correction processing on the video frame to be processed according to the tilt angle, to obtain a corrected video frame; and performing image segmentation on the corrected video frame according to the information to be segmented, to determine an image to be played.

Abstract: A three-dimensional object modeling method may include applying a nonrotating nonuniform electric field to apply a dielectrophoretic torque to a three-dimensional object to rotate the three-dimensional object, capturing images of the object at different angles during rotation of the object and forming a three-dimensional model of the object based on the captured images.

Abstract: A non-limiting example method for control of fluid ejection from a microfluidic device includes firing a microfluidic ejector of a microfluidic device to expel a fluid from a channel of the microfluidic device. In response to detecting an instance of signal change from an impedance sensor disposed in the channel, the method includes controlling fluid ejection from the microfluidic ejector and capturing an image of the channel with an imaging apparatus. Using the captured image, a determination is made as to whether passage of a cell into the channel is associated with the instance of signal change from the impedance sensor. Based on the determination, the microfluidic ejector may fire to dispense the fluid from the channel into a reservoir.

Abstract: Disclosed is an oral drug delivery device, comprising a tubular member, a drug holding part, a device cap and a turbulence-creating means. The tubular member has openings at both ends and an inner cavity; the opening at one end is a first opening and the opening at the other end is a second opening; the inner cavity communicates the first opening and the second opening. The turbulence-creating means comprises a step structure or a fold structure, and is disposed in the inner cavity and positioned between the second opening and the drug holding part. By using the oral drug delivery device of the present invention, turbulence can be generated during a normal sipping process, thereby providing ample mixing of drug-containing granules or multi-particulates with drinkable liquids. Moreover, the device is telescopic, which reduces the size and is convenient to carry.

Abstract: Disclosed are a method and an apparatus for detecting a tab. The method includes: determining that a first tab of a first electrode plate in a plurality of electrode plates of a first electrode assembly reaches a first position in an image collection area, wherein the plurality of electrode plates move toward the image collection area along a vertical direction; and collecting image information of the first tab, wherein the image information of the first tab is used to determine a state of the first tab. The tab detection method provided is able to completely detect the size and shape of the tab while avoiding adverse effects of the detection process on the state of the tab, so that the detection efficiency can be improved while improving the detection effect.

Abstract: Provided are a method and device for correcting positions of tabs of an electrode assembly. The electrode assembly includes anode electrode plates and cathode electrode plates stacked alternately in a first direction. The method includes: determining whether there are a plurality of consecutive tabs misaligned with each other in a first electrode plate assembly; and adjusting, if there are a plurality of consecutive tabs misaligned with each other, a cutting position of the first electrode plate assembly to adjust a width of first electrode plates obtained after cutting, such that tabs of a plurality of first electrode plates obtained after cutting the first electrode plate assembly are aligned with each other, the first electrode plates being anode electrode plates or cathode electrode plates.

Abstract: A single point sensing system may include a microscope having a field of view, a single-point sensor having a focal point, a stage to support a substance, an actuator to move at least one of the single-point sensor and the stage relative to one another, and in alignment controller. The alignment controller is to identify a location of the substance on the stage based upon signals from the microscope and output sensor alignment signals to the actuator to align the location of the substance on the stage with the focal point of the single-point sensor based upon the identified location of the substance.