Abstract: Disclosed are an extended U-Net for multi-information extraction and an application method thereof in low-dose X-ray imaging. The follow technical solution is adopted: expanding the number of output channels in upsampling of a U-Net model, adding a fully connected layer at the end to realize extraction and superposition calculation of multiple information, processing low-dose X-ray images by using the extended U-Net, and taking normalized images, noise and image salient features as outputs for learning and training.

Abstract: The present application provides a power bank including a first shell, a battery, a circuit board, a second shell, a connection terminal, an electrical connection assembly, a first rotation structure, and a second rotation structure. The circuit board is electrically connected to the battery, and the battery and the circuit board are disposed inside the first shell. The connection terminal is disposed on the second shell, and the electrical connection assembly is electrically connected to the connection terminal and the circuit board. The first rotation structure is connected to the connection terminal and the second shell, so that the connection terminal is able to be rotated relative to the second shell. The second rotation structure is connected to the first shell and the second shell, so that the first shell is able to be rotated relative to the second shell.

Abstract: Apparatuses, methods, and systems for dynamic resource allocation based on quality-of-service prediction are disclosed. In embodiments, an apparatus includes quality-of-service prediction circuitry and a resource controller. The quality-of-service prediction circuitry is to make quality-of-service predictions using a model based at least in part on at least one performance counter measurements and at least one quality-of-service measurement. The resource controller is to allocate one or more shared resources based on the quality-of-service predictions and architectural performance counter measurements.

Abstract: Provided are an integrated switching device and a motor control system. The integrated switching device includes main body housing, button mechanism, steering rod mechanism, and circuit board mechanism, wherein the button mechanism and the steering rod mechanism are matched and mounted on the main body housing, and a first rotation space and a second rotation space are arranged on a side surface of the button mechanism; the steering rod mechanism is provided with a locking plug, and the locking plug is unlocked by toggling the steering rod mechanism and is oriented towards the first rotation space or the second rotation space, so as to select a driven direction of an electric motor and to release safety locking, so that the button mechanism is able to slide downwardly; and the circuit board mechanism is mounted on the main body housing, and the button mechanism is matched to the circuit board mechanism.

Abstract: The present application provides a method for sending an interference signal, an apparatus for sending an interference signal, an electronic device, and a computer-readable storage medium, the method for sending the interference signal includes: acquiring a power intensity, to be received, of a target signal correctly demodulated in a wireless communication system, the target signal being a signal to be demodulated by a terminal to access the wireless communication system; determining a parameter for sending the interference signal according to the power intensity, to be received, of the target signal correctly demodulated; and sending the interference signal based on the parameter for sending the interference signal, so that the terminal in a target area is unable to correctly demodulate the target signal.

Abstract: An alkene-containing carboxylic ester compound of formula (I) and its agriculturally acceptable salt can be used as a herbicide.

Abstract: A data writing method, a flash memory device, and a computer-readable storage medium are provided. The method includes acquiring user data distributed from a host and storing the user data in the first cache space. The method includes writing the user data in the first cache space into the flash memory space. The method includes caching the user data in the second cache space after the user data is written into the flash memory space. The method further includes smoothing a write bandwidth of the flash memory space to obtain an average write bandwidth of the flash memory space. The method further includes determining a first release bandwidth according to the average write bandwidth of the flash memory space. The first release bandwidth is equal to the average write bandwidth. The method further includes releasing the user data in the second cache space according to the first release bandwidth.

Abstract: Herein are disclosed an audio signal processing method and apparatus, an electronic device, and a storage medium. The method includes: obtaining an audio signal acquired by an application while an account logging into the application is in a microphone mute state in a multi-person voice call; obtaining gain parameters, for each of a plurality of audio frames in the audio signal, respectively on a plurality of bands in a first band range; and outputting a prompt message responsive to a determination, based on the gain parameters, that a target voice is contained in the audio signal, the prompt message providing a prompt to disable the microphone mute state of the account.

Abstract: Innovations in adaptive encoding for units of a video sequence can improve coding efficiency. For example, some of the innovations relate to encoding that includes adaptive switching of color spaces between units within a video sequence. Other innovations relate encoding that includes adaptive switching of color sampling rates between units within a video sequence. Still other innovations relate encoding that includes adaptive switching of bit depths between units within a video sequence.

Abstract: A transmit-end device obtains a first bit sequence including K information bits (401); then maps the K information bits to m sub-blocks, and performs first polar code encoding on the m sub-blocks to obtain a second bit sequence (402); and modulates the second bit sequence to obtain and send a symbol sequence (403). Correspondingly, a receive-end device obtains the symbol sequence (404), and decodes and demodulates the symbol sequence to obtain the K information bits (405). The m sub-blocks include a first sub-block, a quantity of information bits included in the first sub-block is obtained based on K and a code rate R of the first bit sequence, m may be understood as a modulation order of the first bit sequence, and a length of the second bit sequence is N.

Abstract: A composition and use thereof. The composition comprises an active component a and an active component b; the active component a is a compound as shown in general formula A; and the active component b is at least one of compounds which have insecticidal, acaricidal or bactericidal activity and are different from the compound as shown in general formula A. The composition has the advantages of synergistic effect and expanding prevention and treatment spectrum, and can be used for preventing and treating various pests, particularly mite damage, and plant diseases caused by various fungi, bacteria, nematodes and viruses.

Abstract: The provided is a magnetically-driven control method for a smart rocking chair. The magnetically-driven control method for a smart rocking chair includes the following steps: S1: starting-up: turning on a state detection and control system, and selecting a gear; S2: gear detection; S3: rocking starting: allowing the state detection and control system to power on an electromagnetic drive mechanism; and S4: comprehensive data processing and condition determination: if a real-time angle uL of a rocking chair is less than a preset rocking angle of the selected gear, proceeding cyclic excited rocking; or otherwise, proceeding force-applied free rocking. The magnetically-driven control method solves the problem that the prior art has the stiff action, and cannot simulate natural rocking under an action of the gravity to cause the poor comfort and affect the user experience.

Abstract: A headrest folding mechanism may have a support and a rotation shaft crossbar, a lower part of the support fitted around the rotation shaft crossbar and rotatable about the rotation shaft crossbar. A locking member may be fitted round the rotation shaft crossbar in a fixed manner, and a return torsion spring may be fitted round the rotation shaft crossbar. A middle crossbar parallel to the rotation shaft crossbar is fixed to a middle part of the support. A locking torsion spring, a locking ratchet, an unlocking ratchet and an unlocking torsion spring may be fitted round the middle crossbar in sequence. The locking ratchet and the unlocking ratchet may be arranged side by side in such a way as to move in linkage, and an unlocking pull member may be provided on the locking ratchet or the unlocking ratchet.

Abstract: A positive electrode plate includes a current collector with a first active material layer and a second active material layer respectively provided on two surfaces of the current collector. The first active material layer is provided with a plurality of protruding portions, and the second active material layer is provided with a plurality of recessed portions corresponding to the protruding portions. Both the first active material layer and the second active material layer include a plurality of active material particles, and particle size distribution of the active material particles satisfies: Dv10: Dv50: Dv90=1: (2˜8): (3˜16).

Abstract: Innovations in encoder-side options for intra block copy (“BC”) prediction mode facilitate intra BC prediction that is more effective in terms of rate-distortion performance and/or computational efficiency of encoding. For example, some of the innovations relate to concurrently performing block vector (“BV”) estimation and making block splitting decisions for a block. Other innovations relate to selectively merging blocks into a larger block during BV estimation.

Abstract: A method for rendering output audio via a wearable audio device is provided. The method includes: (1) generating an aware audio signal based on a playback audio signal and an environmental aware signal corresponding to a feedforward microphone; (2) filtering, via an adaptive filter, the aware audio signal to generate an adapted aware signal; (3) generating an acoustic driver signal based on the adapted aware signal and a feedback audio signal corresponding to a feedback microphone; and (4) rendering, via an acoustic driver, output audio based on the acoustic driver signal. The adaptive filter is configured to adapt based on the aware audio signal and the feedback audio signal.

Abstract: The disclosure provides air-ground co-frequency system interference suppression method. The method includes: determining base station set of ground radio communication system corresponding to first base station of ATG system, where each second base station in base station set and first base station interfere with each other; determining, for at least one second base station, location of RIS device corresponding to second base station, and determining incident angle of incident beam of interference signal incident to RIS device; and determining, according to interference signal and incident angle of incident beam of interference signal, weight information of reflected beam of interference cancellation signal so that RIS device reflects incident beam of interference signal according to weight information, to form reflected beam of interference cancellation signal to eliminate interference signal.

Abstract: The present invention relates to a two-part epoxy-based structural adhesive composition, comprising a first part and a second part, the first part comprising: i) a first aromatic difunctional epoxy resin having an epoxide equivalent weight (EEW) of less than 400 g/eq, ii) a second aromatic difunctional epoxy resin having an epoxide equivalent weight of from 400 g/eq to 3000 g/eq, and iii) a shell-core toughening agent; the second part comprising: I) a non-aromatic polyetheramide amine and II) an alicyclic amine. Moreover, the present invention also relates to a method for bonding substrates using the adhesive composition and an article bonded with the cured product of the adhesive composition and use of the composition in assembly of articles.

Abstract: A jelly roll includes: a negative electrode sheet and a positive electrode sheet, where along a first direction, the negative electrode sheet includes a negative electrode current collector having a first surface being provided with a first coating layer and a second surface being provided with a second coating layer; the first coating layer is provided with multiple grooves, and centers of two adjacent grooves are spaced apart by a first distance; the positive electrode sheet is provided with multiple convex parts and concave parts corresponding to the convex parts, and a surface on which the convex parts of the positive electrode sheet are located is opposite to a surface on which the grooves of the negative electrode sheet are located; and along a width direction of the grooves, a size of projections of the convex parts on the negative electrode sheet is greater than the first distance.

Abstract: This invention disclosed a full-space intelligent detection method and system for underground drainage networks, as well as storage media, including the following steps: image acquisition, intelligent image denoising, internal pipe defect segmentation, concealed defect detection around the pipe, 3D reconstruction with volume quantification, and pipeline life prediction. This invention introduced a bionic four-wheel-drive, all-terrain detection robot that can effectively navigate through mud and flowing water-challenges that hinder traditional detection devices. By leveraging deep learning algorithms as well as various techniques of computing vision, 3D reconstruction, and point cloud processing, the system thoroughly analyzed collected data to determine defect types and precise locations. Utilizing this analysis, precise location of different defect type and quantitative measurement of their dimensions can be realized.