Abstract: The present disclosure discloses an Internet-of-Things-oriented machine learning container image download system and a method. The Internet-of-Things-oriented machine learning container image download system includes a master node and a plurality of computing nodes; the master node is configured to store and convert a machine learning model, and build a machine learning container image from the format-converted machine learning model; and issue an image download instruction to each of the computing nodes after image information of the machine learning container image is completely built; and each of the computing nodes is configured to receive the image download instruction, download the machine learning container image, and start a machine learning container; and receive data collected by Internet-of-Things devices, and return a data processing result to the Internet-of-Things devices.

Abstract: Provided is a pixel driving circuit configured to provide a signal to a to-be-driven element. The pixel driving circuit includes: a current control sub-circuit, configured to transmit a current signal; a time length control sub-circuit, configured to transmit a time signal; and an output sub-circuit, electrically connected with the time length control sub-circuit and the current control sub-circuit, respectively; where the time length control sub-circuit is further configured to control the output sub-circuit to be turned on or off based on the time signal; the output sub-circuit is configured to, when turned on, control a current applied to the to-be-driven element based on the current signal, where duration of two adjacent turn-ons of the output sub-circuit is same and duration of two adjacent turn-offs of the output sub-circuit is same.

Abstract: Embodiments of the disclosure provide a circuit for online adaptive direct current offset correction, which includes: an analog adder circuit, a digital-to-analog conversion circuit, a direct current detection circuit, an adaptive update signal generating circuit, an output circuit, and a mode selection circuit. Embodiments of the present disclosure also provide a zero-IF receiver including a circuit for online adaptive DC offset correction.

Abstract: A follow-hold switch circuit comprising: a follower; a sampling sub-circuit for voltage sampling; a bootstrap-control sub-circuit, which provides a bootstrap voltage to the sampling sub-circuit when the circuit is in a following state; a sampling-switch-control sub-circuit, which provides a common-mode voltage to a bootstrap capacitor in the bootstrap-control sub-circuit when the circuit is in a holding state; the follower is connected to an output of the sampling sub-circuit; the sampling sub-circuit is connected to the bootstrap-control sub-circuit and the sampling-switch-control sub-circuit respectively through a sampling switch; the present disclosure can effectively improve the linearity of sampling switches.

Abstract: This application provides a task migration system and method. The system includes a first terminal and a second terminal. The second terminal runs a first application. The first terminal opens a recent task interface after receiving a user operation, where the recent task interface includes an identifier of the second terminal; after receiving a user operation performed on the identifier of the second terminal, displays, in the recent task interface, at least one task card corresponding to an application run by the second terminal in the background; and after receiving a user operation performed on a first task card corresponding to the first application, runs the first application, and displays a first user interface of the first application.

Abstract: Techniques, systems, and devices are described for providing a computational frame for estimating high-dimensional stochastic behaviors. In one exemplary aspect, a method for performing numerical estimation includes receiving a set of measurements of a stochastic behavior. The set of correlated measurements follows a non-standard probability distribution and is non-linearly correlated. Also, a non-linear relationship exists between a set of system variables that describes the stochastic behavior and a corresponding set of measurements. The method includes determining, based on the set of measurements, a numerical model of the stochastic behavior. The numerical model comprises a feature space comprising non-correlated features corresponding to the stochastic behavior. The non-correlated features have a dimensionality of M and the set of measurements has a dimensionality of N, M being smaller than N.

Abstract: A client device sends a first packet to a first storage device, to request that target data can be written into the first storage device, where the first packet includes a logical address into which the target data needs to be written. A front-end network adapter of the first storage device has a capability of parsing the first packet, and can process the first packet; writes the target data into the first storage device based on an indication of the first packet; and generates metadata, and records a correspondence between the logical address of the target data and the metadata, where the metadata can indicate a physical address at which the target data is stored in the first storage device.

Abstract: A container image management system for distributed clusters, the system including at least one master node and at least one worker node. The at least one master node includes a container image database, a request input module and a container image management module. The container image management module is responsive when the container image management module establishes the connection to the container image database, then it is configured to perform a read/write operation on the container image database. The container image database is a distributed database configured to store node information of the at least one master node and the at least one worker node in the container image management system. The request input module is configured to receive request content including a request destination and command execution content. The command execution content includes an execution operation field and an executed container image list.

Abstract: An electronic device with parallel backplanes and a storage device with parallel backplanes. The electronic device includes a front inserting assembly, a rear inserting assembly, and a backplane assembly. The backplane assembly is connected to the front inserting assembly and the rear inserting assembly. The backplane assembly includes a plurality of backplanes arranged in parallel at intervals, the front inserting assembly includes a plurality of first units whose arrangement direction is the same as an arrangement direction of the backplanes, and the rear inserting assembly includes a plurality of second units whose arrangement direction intersects the arrangement direction of the backplanes. The backplane assembly is provided with the structure including the plurality of backplanes arranged in parallel at intervals and the channel between adjacent backplanes. In addition, the first units and the second units are connected to two opposite sides of the backplanes, respectively.

Abstract: A method for implementing storage service continuity in a storage system includes a front-end interface detecting a status of a first storage controller. The storage system includes the front-end interface card and a plurality of storage controllers. The front-end interface card communicates with the storage controllers, and the front-end interface card communicates with a host. When the first storage controller is in an abnormal state, the front-end interface card selects a second storage controller from the storage controllers for the host to process an access request of the host.

Abstract: The present invention relates to a high-strength absorbable composite active internal fixation device and a preparation method therefor. Specifically, the present invention discloses the internal fixation device and its preparation method, which possess excellent biological activity and mechanical properties.

Abstract: The present application discloses a method for inspecting a battery tab, the method including: obtaining a sectional view of a plurality of layers of tabs of a battery; identifying and analyzing the sectional view to obtain a plurality of connected domains, where each connected domain includes one tab or a plurality of tabs that are bonded with each other; determining, based on positions and a number of intersection points of tab bonding in each connected domain, a number of layers of tabs corresponding to the connected domain; calculating a total number of layers of the plurality of layers of tabs in the sectional view based on the number of layers of tabs corresponding to the connected domain; and determining, based on the total number of layers of tabs and a preset real number of layers of tabs, whether the plurality of layers of tabs are folded.

Abstract: Provided are a method and system for anomaly detection. The method includes: acquiring a picture of an object to be detected; inputting the acquired picture to each of a trained teacher network and a student network distilled from the teacher network, to obtain a feature map output by the teacher network and a feature map output by the student network, where the teacher network is trained by constructing a defective sample to learn feature distribution of normal samples from a pre-trained expert network; and determining a greatest anomalous pixel in a difference map between the feature map output by the teacher network and the feature map output by the student network as an anomaly value of the acquired picture, to output an anomaly detection result.

Abstract: A first storage node communicates with at least one second storage node. A physical disk included in the at least one second storage node is mapped as a virtual disk of the first storage node. The method may include: receiving a first write request, where the first write request carries first to-be-written data; striping the first to-be-written data to obtain striped data, and writing the striped data to a physical disk and/or the virtual disk of the first storage node; and recording a write location of the striped data. For example, the technical solution may be applied to a storage system that includes an NVMe SSD.

Abstract: A data storage method, a computing device, and a storage system determine, from S stripes, chunks written in one batch, wherein a quantity of chunks that are in the chunks written in one batch and that belong to a same stripe is less than or equal to N, where each of the S stripes comprises (M+N) chunks, where the (M+N) chunks comprise M data chunks and N parity chunks, and where S, M, and N are positive integers, and in turn write the chunks written in one batch to M+N storage devices.

Abstract: In a data access method, a network device receives access requests sent by a plurality of clients connected to the network device, and sends the access requests to an access queue of a storage unit. The storage unit executes the access requests in the access queue, and returns processing results of the access requests of the plurality of clients. The network device returns the processing results that are of the access requests and that are returned by the storage unit to the clients corresponding to the access requests.

Abstract: A therapeutic agent and method of administering the therapeutic agent for the treatment of tumors and/or cancers of a subject, the therapeutic agent comprising a first pharmaceutical composition comprising a first active ingredient in a first druggable vehicle, wherein the first active ingredient comprises a nucleic acid encoding a labelling polypeptide comprising one or more antigenic epitope peptides and/or encoding a MHC protein; a second pharmaceutical composition comprising a second active ingredient in a second druggable vehicle, wherein the second active ingredient comprises immune cells purified from peripheral blood or from tumor tissue and are cultured in vitro; wherein the nucleic acid when administered to the subject as part of the pharmaceutical composition causes the tumor cells and/or cancer cells of the subject to express the one or more antigenic epitope peptides to elicit an immune response of the immune cells.

Abstract: Provided are therapeutic agent including nucleic acid and CAR-modified immune cell and the use thereof. The therapeutic agent comprises first composition and second composition, the first composition comprises a nucleic acid having a labeling polypeptide coding sequence for being introduced into a tumor cell and/or a cancer cell; the labeling polypeptide has an extracellular antigen determining region, a spacer portion, and a transmembrane portion that are operatively linked, which can be expressed to form modification on the surface of the tumor cell and/or cancer cell; the extracellular antigen determining region comprises one or more epitope polypeptides; wherein, amino acid sequences of proteins on cell membrane or secreted proteins of mammal do not comprise the epitope polypeptide amino acid sequence in the natural state; the second composition comprises chimeric antigen receptor modified immune cell which specifically recognize and bind to the extracellular antigen determining region.

Abstract: The present application discloses a method for inspecting a battery tab, the method including: obtaining a sectional view of a plurality of layers of tabs of a battery; identifying and analyzing the sectional view to obtain a plurality of connected domains, where each connected domain includes one tab or a plurality of tabs that are bonded with each other; determining, based on positions and a number of intersection points of tab bonding in each connected domain, a number of layers of tabs corresponding to the connected domain; calculating a total number of layers of the plurality of layers of tabs in the sectional view based on the number of layers of tabs corresponding to the connected domain; and determining, based on the total number of layers of tabs and a preset real number of layers of tabs, whether the plurality of layers of tabs are folded.

Abstract: A first storage node communicates with at least one second storage node. A physical disk included in the at least one second storage node is mapped as a virtual disk of the first storage node. The method may include: receiving a first write request, where the first write request carries first to-be-written data; striping the first to-be-written data to obtain striped data, and writing the striped data to a physical disk and/or the virtual disk of the first storage node; and recording a write location of the striped data. For example, the technical solution may be applied to a storage system that includes an NVMe SSD.