Abstract: A method includes obtaining a first data matrix and a first index matrix that correspond to a first sparse matrix, and a second data matrix and a second index matrix that correspond to a second sparse matrix; determining, based on each row of elements in the first index matrix and each column of elements included in the second index matrix, target elements on which a dot product operation is to be performed in each row of elements in the first data matrix and each column of elements in the second data matrix; and performing a dot product operation on the target elements to obtain a first result matrix of performing a sparse multiplication operation on the first sparse matrix and the second sparse matrix.

Abstract: A retrieval method including: A first processor determines, based on a database determined based on a plurality of retrieval requests, that the first processor executes a first partial retrieval request in the plurality of retrieval requests, and a second processor executes a second partial retrieval request in the plurality of retrieval requests, that is, the first processor executes the first partial retrieval request to obtain a first retrieval result, and the second processor executes the second partial retrieval request to obtain a second retrieval result; and obtains retrieval results of the plurality of retrieval requests based on the first retrieval result and the second retrieval result. Therefore, the database and the plurality of retrieval requests are allocated to the two processors by adaptively sensing a characteristic of the database, so that the two processors perform retrieval based on the allocated database and retrieval requests.

Abstract: A computer-implemented method includes determining, by a master node, model update information at least based on a workload related to a task and a resource capacity of a computing environment. The model update information indicates respective model update suggestions for a plurality of inference models configured to perform the task. The method further includes distributing, by the master node, the model update information to a plurality of inference agents in the computing environment. The plurality of inference agents has a plurality of instances of the plurality of inference models executed thereon.

Abstract: A system is provided for measuring a power radiated pattern of an incident radio frequency (RF) signal indicating spatial distribution characteristics of a device under test (DUT). The system includes multiple antenna elements arranged in an array, where the antenna elements include antennas and diodes coupled to the antennas, respectively. Each antenna has a radar cross-section (RCS) that is too small for the antenna elements to operate in a reflect mode. Each diode is zero biased, such that the diodes receive the incident RF signal through the antennas to which the diodes are respectively coupled, and rectify the incident RF signal to DC voltages that are proportional to power of the incident RF signal, enabling the antenna elements to operate in a detect mode.

Abstract: A matrix storage method and apparatus are provided. In the method, a plurality of first sub-blocks corresponding to a to-be-stored original matrix are obtained. The plurality of first sub-blocks are obtained after blocking is performed on the original matrix by using a sub-block with a scale of M1×N1 as a unit and a non-zero element in each submatrix obtained through blocking is compressed in a specified direction, where M1 and N1 are positive integers. Blocking is performed on each first sub-block by using a sub-block with a scale of M2×N2 as a unit to obtain a plurality of second sub-blocks, where M2 is a positive integer not greater than M1, and N2 is a positive integer not greater than N1. Data of the plurality of second sub-blocks is sequentially stored by using a second sub-block as a unit.

Abstract: The present invention provides a computer-implemented method, a system, and a computer program product for path planning According to the computer-implemented method, a target discriminator is selected from a set of discriminators with different kernel sizes based on a target image obtained from an image capturing device. In this case, a confidence of the target image is determined using the target discriminator. The confidence indicates whether the target image contains a target object to be captured. Thereby, a movement indication for moving the image capturing device to capture the target object is determined based on the confidence of the target image.

Abstract: In a method for improving converter and compiler operator granularity, a processor extracts an operator granularity from an artificial intelligence framework and an original model. A processor receives device characteristics from a target device. A processor outputs a converter granularity level to a converter based on the operator granularity and the device characteristics. A processor outputs a compiler granularity level to a compiler based on the operator granularity and the device characteristics.

Abstract: Disclosed is a display panel, including a first display portion including a plurality of first pixel units, each of which includes a light-emitting element and a control element sequentially arranged in a thickness direction of the display panel, where the control element is configured to perform switching between a light-transmissive state and a light-shielding state under the control of an electric field, and the light-emitting element is configured to emit light under the control of a driving voltage. Further provided are a control method for the display panel, a control module for implementing the control method, and a display apparatus including the display panel.

Abstract: Systems and methods for determining control objective for electronic documents using models may include obtaining electronic documents and a control objectives library, determining a first set of summaries based on the electronic documents, extracting a set of embeddings from the control objectives library, and determining a set of control objectives based on the summaries and the embeddings. The method may also include determining control objective candidates based on the summaries and embeddings, ranking the control objective candidates based on a confidence score, filtering the control objective candidates based on the ranking, categorizing the control objectives candidates into a second and third set of control objectives, updating the control objectives library to include one or more control objectives from the third set of control objectives, and validating control objectives in the third set of control objectives based on a test plan and updating the control objectives library that pass validation.

Abstract: A metered-dose atomization module, an atomizer, a spray assembly and the use thereof. The metered-dose atomization module includes: a spray head in which an atomization cavity has a step surface; an atomization piece, including an annular brake and a microporous membrane attached to a side surface of the annular brake; rubber rings, including a first sealing ring and a second sealing ring, the first sealing ring and the second sealing ring being annular and arranged on two sides of the atomization piece respectively; and a pressing plate, the pressing plate being annular and fixed to the spray head, and being adapted to cooperate with the step surface to install the atomization piece and the rubber rings in the atomization cavity.

Abstract: Provided are a method and an apparatus for controlling an under-display camera, and the under-display camera structure. The method includes: when a camera is in a turned-on state, lamp beads close to a camera end are turned off and lamp beads far away from the camera are controlled to be in a lighting state, and light emitted by the second-type lamp beads forms a circle of light on the convex glass after being refracted by the convex glass; and when the camera is in a turned-off state, the plurality of lamp beads are controlled to be in a lighting state, and backlight for the convex glass after being refracted is provided by the convex glass. When the camera is turned on, the light emitted by the lamp beads far away from the camera forms a circle of light on the convex glass after being refracted by the convex glass.

Abstract: An inspiratory trigger atomizer for a patient with an airway disease, including: a main body including an atomization module and a nozzle connected thereto; an atomization driver; an air pressure sensor electrically connected to the driver, and a gas guide channel arranged in the main body, with a first end located in the nozzle and a second at a monitoring end of the sensor. The sensor acquires the air pressure in the nozzle that changes with the patient's breathing, identifies the inhalation state of the patient and generates a corresponding signal to trigger a main unit module to start the atomization driver. The atomizer has an extremely short inspiratory trigger response time, such that atomization can be quickly triggered after the patient inhales, and with atomization duration being 1.5 s, the patient can fully inhale a drug, so the atomizer can be applied to a wide range of people.

Abstract: Aspects of the invention include generating a plurality of predictions that each define a plurality of future inputs for a model. A deviation curve is generated by determining a distance between each prediction of the plurality of predictions and a respective known data point of a plurality of known data points. One or more points in the deviation curve are sampled and the sampled points are compared to a low threshold and a high threshold. A judgement is determined for each prediction to determine whether the respective prediction will be accepted or denied as an input to the model. The future inputs for the model are modified based on the judgments.

Abstract: Disclosed is a display panel, including a first display portion including a plurality of first pixel units, each of which includes a light-emitting element and a control element sequentially arranged in a thickness direction of the display panel, where the control element is configured to perform switching between a light-transmissive state and a light-shielding state under the control of an electric field, and the light-emitting element is configured to emit light under the control of a driving voltage. Further provided are a control method for the display panel, a control module for implementing the control method, and a display apparatus including the display panel.

Abstract: Provided are a flexible screen support device and an intelligent terminal. The flexible screen support device includes a bending plate, a connection rope, and a driving mechanism. The bending plate includes multiple support blocks hingedly connected in sequence. The width of the upper part of each support block gradually decreases to form a rotation gap between adjacent support blocks. One part of the connection rope penetrates through the upper parts of the multiple support blocks. The other part of the connection rope penetrates through the lower parts of the multiple support blocks. The driving mechanism is configured to pull the one part of the connection rope so that the upper parts of adjacent support blocks are in contact with one another to bend the bending plate. The intelligent terminal includes a flexible screen and the described flexible screen support device.

Abstract: A method, system, and computer program product for dependency-based software upgrading. The method may include determining respective dependency degrees between a plurality of software products based on property information related to a plurality of upgraded versions of the plurality of software products, a target software product depending on the plurality of software products. The method may also include dividing the plurality of software products into a plurality of groups of software products based on the respective dependency degrees. The method may also include determining a plurality of test scores associated with the plurality of groups, each test score indicating a performance enhancement degree of the target software product achieved by installing upgraded versions of at least one software product comprised in one of the plurality of groups. The method may also include determining a target upgrade solution for the target software product based on the plurality of test scores.

Abstract: A method determines corrected TRP or TIS of an AUT in a near-field test chamber, the AUT having a phase center offset from a rotation center of the test chamber. The method includes performing EIRP or EIS measurements of the AUT at first sampling grid points on a first closed-surface geometric shape centered at the rotation center; mapping second sampling grid points to the first closed-surface geometric shape to provide mapped sampling grid points on the first closed-surface geometric shape, where the second sampling grid points are on a second closed-surface geometric shape centered at the phase center of the AUT; determining estimated EIRPs or EISs at the mapped sampling grid points using the EIRP or EIS measurements; scaling the estimated EIRPs or EISs at the mapped sampling grid points to provide scaled EIRPs or EISs; and calculating the corrected TRP or TIS based on the scaled EIRPs or EISs.

Abstract: Disclosed herein are a method and system for evaluating the battery loss of a new energy vehicle. The method includes: Step 1, acquiring factory data of a vehicle, the initial charge electric quantity of the vehicle and the duration for full charge of the vehicle; Step 2, according to the factory data of the vehicle, calculating a theoretical duration for full charge of the vehicle at each of the electric quantity levels; and Step 3, forming a plurality of reference standards by dividing in the unit of time, making the plurality of reference standards correspond to a plurality of battery health levels, and determining the battery loss degree according to the range of the reference standard where the duration difference mean value falls. The battery loss is evaluated quantitatively by means of the decrement of the charge duration.

Abstract: A foldable terminal is disclosed, which may include a first storage rotation shaft, a second storage rotation and a flexible screen. One end of the flexible screen is connected and fixed to the first storage rotation shaft, and the other end of the flexible screen is connected and fixed to the second storage rotation shaft. And a portion of the flexible screen is wound around at least one of the first storage rotation shaft and the second storage rotation shaft. In response to the flexible screen being folded, the first storage rotation shaft is rotatable to release the flexible screen, and in response to the flexible screen being unfolded, the second storage rotation shaft is rotatable to roll up the flexible screen.