Abstract: An ultrasonic image quality quantitative evaluation method includes segmenting a focus area aiming at a target ultrasonic image to extract a region of interest and perform a masking operation to acquire an image segmentation result mask; taking the image segmentation result mask as a reference image, and quantitatively comparing the reference image with a corresponding focus area according to a set evaluation standard to acquire a plurality of evaluation result indexes; and inputting the plurality of evaluation result indexes as an image feature into a classifier to acquire a quality quantification result of the focus area of the target ultrasonic image, where the classifier takes the plurality of evaluation result indexes corresponding to a sample image as an input feature, takes an image quality label of the labeled focus area as an output, and acquires the quality quantification result through training based on a set loss function.

Abstract: Provided in the present disclosure are a display apparatus, an image signal processing apparatus, a collection apparatus and a display system. The display apparatus includes: a plurality of pixels, which are arranged in an array; a plurality of scan lines, which are respectively coupled to the plurality of pixels and extend in a row direction; a plurality of data lines, which are respectively coupled to the plurality of pixels and extend in the row direction; a plurality of control lines, which are respectively coupled to the plurality of pixels and extend in a column direction; a data bus, which is coupled to the data lines; a plurality of first switch circuits, which correspond to one data line; and a plurality of second switch circuits, which correspond to the pixels.

Abstract: The present application relates to the field of communications, and discloses a method and an apparatus for determining a Hybrid Automatic Repeat Request-Acknowledge (HARQ-ACK) codebook, and a method and an apparatus for determining HARQ-ACK information. The method for determining an HARQ-ACK codebook includes: setting a plurality of physical downlink shared channel (PDSCH) candidate resources having an overlapped time domain in a downlink slot into one candidate resource group, and determining HARQ-ACK information corresponding to the candidate resource group; and determining a corresponding downlink subslot for the HARQ-ACK information according to a preset rule, and determining a semi-static HARQ-ACK codebook.

Abstract: Provided are an information determination method and device, an information adjustment method, a threshold usage method, a terminal, and a storage medium. The information determination method includes: determining a second threshold of a target subcarrier spacing according to the number of cells that meet a first set condition, the total number of downlink cells, the number of supported cells reported by a terminal, and a first threshold.

Abstract: In accordance with an example embodiment of the present invention, a method comprises allocating a control channel resource in a wireless relay transmission frame on a wireless relay link; generating a control signaling based on at least one of a resource allocation scheme, a status of the wireless relay link and a traffic condition of the wireless relay link; mapping the control signaling to the allocated control channel resource via at least one of a time-first mapping, a frequency-first mapping, and a multiplexing mapping; and transmitting the control signaling in the allocated control channel resource on the wireless relay link to at least one associated relay node.

Abstract: The present disclosure provides an apparatus and a method for predicting attenuation of a pre-tightening force of a bolt, which relate to the field of prediction on the pre-tightening force of a bolt. The apparatus for predicting attenuation of a pre-tightening force of a bolt includes a pre-tightening force coefficient measuring device, including a clamping assembly, a pre-tightening force detecting assembly, a tightening assembly and a time length measuring assembly. The clamping assembly is configured to fix a bolt to be detected; the pre-tightening force detecting assembly is configured to measure the pre-tightening force to the bolt; the tightening assembly is configured to apply the pre-tightening force to the bolt; the time length measuring assembly is configured to measure a time length of each sampling in the process of tightening the bolt.

Abstract: A system may receive a frame, divide the frame into objects, select an object from the objects, divide the object into regions, determine a set of attributes for a target region of the regions, assign a priority to the target region, and queue, based on an assignment of a low priority, the target region to a discount rendering instance.

Abstract: This document generally relates to establishing an aggregation link between layer entities of two user devices, and communicating data packets over the aggregation link. One user device may function as a primary user device that performs transmissions with a wireless access node. The other user device may function as a secondary user device that communicates data packets between the wireless access node and the primary user device for the transmissions. The wireless access node may communicate data packets between a protocol stack configuration for the primary user device and a protocol stack configuration for the secondary user device for the transmissions.

Abstract: This document generally relates to wireless communication with an aggregation link between user devices. A first user device sends a request to establish the aggregation link with a second user device to a wireless access node. The request includes at least one transport protocol and at least one of a first identification of the first user device or a second identification of the second user device. In response to receiving the request, the wireless access node determines the second user device, and requests that the first and second user devices establish the aggregation link, such as by sending a configuration of the aggregation link. The first and second user devices establish the aggregation link, and communicate data over the aggregation link.

Abstract: A mixed rare earth concentrate mineral and suspended mineral phase transformation-clean leaching system and a use method thereof are provided. The system comprises a Venturi dryer, a multi-stage separator, a suspension preheating decomposition furnace, a multi-state fluidization sealing valve, a mineral phase transformation machine, a ball mill, a multi-stage acid leaching tank, an alkali leaching tank and a neutralization tank.

Abstract: Provided are a repeated transmission method and apparatus, a network device, and a storage medium. The method includes: determining a plurality of transmission occasions (TOs) for uplink data to be repeatedly transmitted; and in condition that at least one TO, among the plurality of TOs for the uplink data to be repeatedly transmitted, does not conflict with a transmission direction of a slot configuration, repeatedly transmitting the uplink data on the at least one TO.

Abstract: A snapshot request for a selected database is obtained by a computing device of a computing environment. Based on obtaining the snapshot request, a snapshot of the selected database is taken. Based on taking the snapshot, a snapshot identifier is recorded in metadata of the selected database. The snapshot identifier identifies the snapshot request.

Abstract: An unpowered-filtering sewage cleaning device includes a sewage discharge mechanism, a water conveyance mechanism, a filtration mechanism, a water guidance mechanism, a water discharge mechanism, a support mechanism, and a transmission mechanism. The transmission mechanism includes a main transmission shaft, a clutch mechanism, and an auxiliary transmission shaft. The main transmission shaft is mounted with the auxiliary transmission shaft through the clutch mechanism. In case of disengagement of the clutch mechanism, the main transmission shaft rotates, while the auxiliary transmission shaft does not rotate. In case of engagement of the clutch mechanism under a pressure, the main transmission shaft drives the auxiliary transmission shaft to rotate coaxially. The water conveyance mechanism, the filtration mechanism, and the water guidance mechanism are mounted with the main transmission shaft. The sewage discharge mechanism is mounted with the auxiliary transmission shaft.

Abstract: An unpowered-filtering sewage cleaning device includes a sewage discharge mechanism, a water conveyance mechanism, a filtration mechanism, a water guidance mechanism, a water discharge mechanism, a support mechanism, and a transmission mechanism. The transmission mechanism includes a main transmission shaft, a clutch mechanism, and an auxiliary transmission shaft. The main transmission shaft is mounted with the auxiliary transmission shaft through the clutch mechanism. In case of disengagement of the clutch mechanism, the main transmission shaft rotates, while the auxiliary transmission shaft does not rotate. In case of engagement of the clutch mechanism under a pressure, the main transmission shaft drives the auxiliary transmission shaft to rotate coaxially. The water conveyance mechanism, the filtration mechanism, and the water guidance mechanism are mounted with the main transmission shaft. The sewage discharge mechanism is mounted with the auxiliary transmission shaft.

Abstract: The present application discloses an inter-device communication method, a camera, and a display, for use in providing a method for direct communication between a camera and a display. The camera comprises a controller, a camera body, a memory, and a communication module. The controller is configured to perform the following steps: acquiring an image from the camera body and performing image processing on the image to determine configuration information of the image; determining ID code information of the image according to identification information of the camera body and the configuration information, wherein the ID code information is used for representing the identification information of the camera body and the configuration information of the image; and sending the image and the ID code information to a display, so that the display performs image processing on the image according to the ID code information and then displays the image.

Abstract: Provided are a reception configuration method and apparatus, a reception control method and apparatus, a terminal, a base station and a storage medium. The reception configuration includes: determining a detection result of indication information within a first time length in a DRX cycle, where the DRX cycle includes an on duration and an off duration; and determining a DRX operation according to the detection result.

Abstract: A layout method of a chip includes: determining a logic diagram corresponding to a chip to be laid out and a device list corresponding to the logic diagram; and determining a layout diagram of the chip to be laid out, according to the logic diagram, the device list, and a pre-trained layout mode. The layout diagram includes at least an arrangement position, in the chip to be laid out, of each device in the device list.

Abstract: The present application provides display substrates and their manufacturing methods, and display devices. A display substrate includes a base substrate, an encapsulation layer, a filter layer and optical film layers. The encapsulation layer is located on the base substrate. The filter layer is located in the encapsulation layer. The filter layer includes black matrixes. The black matrixes include black matrix openings. The optical film layers are located on a side of the encapsulation layer away from the base substrate. The optical film layers are configured to transmit part of incident light and absorb part of the incident light. A light transmittance of the optical film layers is larger than that of the black matrixes. The optical film layers include optical film layer openings. Projections of the optical film layer openings on the base substrate are located within projections of the black matrix openings on the base substrate.

Abstract: Disclosed embodiments provide techniques for dynamic data collection. The dynamic data collection includes determining a data generation temporal pattern. Based on the data generation temporal pattern, a data collection strategy is created. The data collection strategy can be based on one or more data collection goals. The data collection strategy can contain specific details on how data is to be collected. A data infrastructure evaluation is performed, which provides pricing models for resources such as electricity and/or network bandwidth. A data collection policy is created based on the data collection strategy and the data infrastructure evaluation. The data collection policy can contain specific details on when data is to be collected and what strategy to use for the collection. A data transfer schedule is created based on the data collection policy. The data transfer schedule determines when to collect data from one or more data source devices.

Abstract: A computer implemented method, apparatus, system, and computer program product manages updates to images. A computer system determines shared layers present between the images selected for update management. The images comprise executable code that are run to create containers. The computer system detects a change in a shared layer in the shared layers for an image in the images. The computer system updates the shared layer in the shared layers in a set of the images having the shared layer in response to detecting the change to the shared layer for the image. According to other illustrative embodiments, a computer system and a computer program product for managing updates to images are provided.