Abstract: The present application provides a collapsible wheelchair, including a front support frame, a backrest bracket, a rear support frame and a bracket connecting rod, which are hinged with each other to form a first connecting rod mechanism; the seat connecting rod is hinged with the front support frame and a seat bracket respectively; the front support frame, the backrest bracket, the seat bracket and the seat connecting rod form a second connecting rod mechanism; a hinge point of the backrest bracket and the seat bracket is located above a central plane of the seat bracket.

Abstract: A method for predicting traffic suppression, an electronic device and a storage medium are disclosed. The method may include: determining a traffic value of suppression point according to a preset network traffic model which represents a mapping relationship between a numerical value of a network parameter of a transmission network and a traffic value, wherein the traffic value of suppression point is a traffic threshold of the transmission network under a current running policy; determining a suppression reference value of a target network parameter corresponding to the traffic value of suppression point; and acquiring a parameter prediction value corresponding to the target network parameter, and determining a traffic suppression prediction result according to the parameter prediction value and the suppression reference value.

Abstract: Embodiments of the present disclosure relate to transmission of sidelink feedback information on unlicensed spectrum. The first device transmits a configuration to a second device and a third device. The configuration indicates a primary resource and at least one backup resource, where the primary resource is to be used by the third device for transmitting feedback information of a sidelink transmission to the second device, the sidelink transmission being transmitted by the second device on an unlicensed resource, and the at least one backup resource is to be used by the third device for transmitting the feedback information of the sidelink transmission without performing a channel assessment.

Abstract: Described are a method for suppressing overshoot of an output voltage or output current, a charging device, and a medium. The method for suppressing the overshoot of the output voltage or output current includes the following. A loop in an open-loop state in a closed-loop control circuit is determined. A wave-sending control value output by the closed-loop control circuit at a present beat is obtained. The wave-sending control value output at the present beat is assigned to an open-loop output value at the present beat, where the open-loop output value is an output value of the loop in the open-loop state. An open-loop output value of a loop in the open-loop state at a next beat is calculated by using an assigned open-loop output value at the present beat.

Abstract: The invention relates to the technical field of agricultural planting, in particular to a special controlled-release microbial fertilizer for peanuts in a continuous cropping field and a preparation method thereof. The fabric comprises an outer layer, a middle layer and an inner layer. Through a three-layer structure, the controlled-release fertilizer prepared by the disclosure can realize the fertilizer efficiency period of 50-60 days, and achieves the purpose of twice releases.

Abstract: The present invention discloses a directional solidification method for a superalloy single crystal blade based on solid-liquid interface steady control. The method establishes effective criteria for withdrawal speed adjustment, i.e. the related position between a macro solid-liquid interface and a thermal baffle, the range between the dendrite tips at the solid-liquid interface, and the difference between the advance speed of the macro solid-liquid interface and the withdrawal speed. With these criteria, the advance of the solid-liquid interface during directional solidification is simulated and a withdrawal speed curve v(t) for the solid-liquid interface steady advancement was obtained. And then, the single crystal blade was prepared.

Abstract: Embodiments of the present disclosure provide a collapsible wheelchair, including: a movable chassis; a chair; a chair backrest; at least one first folding mechanism, installed between the movable chassis and the chair; and at least one second folding mechanism, connected between the chair and the chair backrest; where, the at least one first folding mechanism and the at least one second folding mechanism are connected in series and both have a four-rod linkage structure, and when the collapsible wheelchair is switched from a folded state to an open state or from the open state to the folded state, the at least one first folding mechanism and the at least one second folding mechanism are configured to move simultaneously. The collapsible wheelchair provided by the present disclosure is convenient in terms of the operation and easy to operate.

Abstract: A label printer and a label printing method for precise positioning thereof are provided. The label printer includes an outer shell and a label cartridge arranged inside the outer shell, a power mechanism and a control mechanism configured to control paper output of the label cartridge and winding and unwinding of a carbon ribbon, and a print head configured to realize label printing. An inner space of the label cartridge is reasonably planed, and a linear label paper output channel and a label rollback release space are arranged, thereby ensuring smoothness of paper feeding and paper rollback, and preventing label paper from wrinkling in a rollback process. A gear transmission system is improved to realize forward and reverse rotation of gears relying on the same electric motor. A photoelectric sensor with its own reflecting prism is arranged to reduce an occupied space of the label cartridge.

Abstract: This specification discloses an application migration method and apparatus, an electronic device, and a storage medium. A to-be-migrated application included in a to-be-maintained server and all candidate servers that receive the to-be-migrated application can be determined. For each to-be-migrated application, an application container configured to maintain the to-be-migrated application is determined. A migration constraint between all to-be-migrated applications and all the candidate servers is determined. Finally, a server that receives each to-be-migrated application is determined from all the candidate servers when the migration constraint is satisfied and a quantity of servers configured to receive the to-be-migrated application meets a preset requirement, and for each to-be-migrated application, an application container of the to-be-migrated application is migrated to a server corresponding to the to-be-migrated application.

Abstract: The present application provides a model training method, a channel adjustment method, an electronic device, and a computer readable storage medium, the model training method includes: collecting historical samples, with the historical samples including first scheduling information and first information corresponding to a historical data transmission, the first information representing a result of cyclic redundancy check, and the first scheduling information including first intermediate variable information in an adaptive modulation and coding process; and performing model training according to the historical samples to obtain a first prediction model, and during the model training, the first scheduling information is used as an input of the first prediction model, the first information is converted into second information corresponding to the historical data transmission to be used as an output of the first prediction model, and the second information represents a probability value of the result of the cycli

Abstract: An omni wheel, comprising a hub bracket (10) and roller components (20). Each roller component (20) comprises a first roller assembly (21) and a second roller assembly (22); the first roller assembly (21) comprises a roller bracket (211) and a first roller structure; the second roller assembly (22) comprises a second shaft (221) and a second roller structure, and the second shaft (221) comprises a second shaft body (2211) and a limiting portion (2212); and the second shaft body (2211) is connected and locked to a first connection structure (2111) to limit the second roller structure between the limiting portion (2212) and the first connection structure (2111). A moving device is further disclosed. The omni wheel can ensure that second rollers will not shake and oscillate during running of the omni wheel and thus reduce vibrations and noise of the omni wheel, improving the running stability.

Abstract: A semiconductor package assembly includes a semiconductor package that includes a semiconductor chip bonded to a substrate. The assembly also includes a plurality of passive devices mounted on a bottom surface of the substrate opposite the semiconductor chip, the plurality of passive devices including a plurality of operable passive devices and a plurality of standoff passive devices, wherein a height of each of the plurality of standoff passive devices is greater than a height of any of the plurality of operable passive devices. The assembly also includes a plurality of solder structures attached to the bottom surface of the substrate. When mounted on a circuit board, the standoff passive devices prevent solder bridging.

Abstract: The disclosure provides an electric pruning machine which comprises a fixed blade, a movable blade, and a driving device for driving the movable blade to move towards the fixed blade; an edge portion of the fixed blade is provided with a convex portion protruding from a surface of the edge portion of the fixed blade; and the convex portion is located at a middle position of the edge portion on the fixed blade. Arrangement of the convex portion on the fixed blade can prevent tree branches from being stuck and not moving forward when the fixed blade and the movable blade move relative to each other to shear the tree branches, so as facilitate tree branch pruning and promote shearing of the tree branches.

Abstract: Embodiments are directed to a composite binary decomposition network. An embodiment of a computer-readable storage medium includes executable computer program instructions for transforming a pre-trained first neural network into a binary neural network by processing layers of the first neural network in a composite binary decomposition process, where the first neural network having floating point values representing weights of various layers of the first neural network. The composite binary decomposition process includes a composite operation to expand real matrices or tensors into a plurality of binary matrices or tensors, and a decompose operation to decompose one or more binary matrices or tensors of the plurality of binary matrices or tensors into multiple lower rank binary matrices or tensors.

Abstract: An outer loop initial value adjustment method, a device, and a readable storage medium are disclosed. The method may include: acquiring feature information of a plurality of User Equipment (UEs) scheduled by a cell; performing raster division on the feature information of the plurality of UEs to obtain a plurality of rasters; determining an outer loop corresponding to each of the rasters, where an outer loop value of each raster is within a target Block Error Rate (BLER) range; determining a target raster corresponding to a target UE according to the feature information of the target UE, where the target UE is one of the plurality of UEs scheduled by the cell; and determining the outer loop value corresponding to the target raster as an initial outer loop value of the target UE.

Abstract: A computer-implemented method includes determining, based on a configured computing resource share at a previous moment/time period based on an estimated traffic sequence of each application in a target period a representation vector of each application of a plurality of applications and a pre-estimated central processing unit utilization of each application. The pre-estimated central processing unit utilization of each application, the representation vector of each application, and the estimated traffic sequence of each application in the target period are input into a decision network and a current computing resource configuration policy of a first moment/time period based on an output result of the decision network.

Abstract: First graph structure data indicating connectivity relationships mined for N object nodes is generated based on node representation parameters. The first graph structure data and node traffic data including T traffic values of each object node at T time points is processed to obtain N first embedded representations of the N object nodes. Second graph structure data indicating original connectivity relationships pre-generated for N object nodes and the node traffic data are processed to obtain N second embedded representations of the N object nodes. Fusion processing is performed on the N first embedded representations and the N second embedded representations to obtain a fused representation matrix, which is processed with the T traffic values. A predicted traffic value of each object node after the T time points is determined. Parameters are updated in a traffic prediction system based on the predicted traffic value and a corresponding actual traffic value.

Abstract: A semiconductor device includes a substrate and a conductive pad coupled to the substrate. A first solder mask is coupled to the substrate and to a portion of the conductive pad so the first solder mask covers the portion of the conductive pad and extends above the conductive pad. A second solder mask is coupled to a portion of the first solder mask and extends above the first solder mask.

Abstract: This application discloses an automatic switching system and method for a front end processor (FEP). The system includes: at least one external device and a FEP assembly. The FEP assembly is connected to the at least one external device. The FEP assembly provides services upward by using a primary memory, a primary TO manager, a secondary memory, and a secondary TO manager, and is connected downward to the at least one external device by using at least one primary driver and at least one secondary driver. The FEP assembly is configured to use the at least one secondary driver as a new primary driver when there is a fault in a communication link between the at least one primary driver and the at least one external device, to transmit a control instruction to the at least one external device and acquire data from the at least one external device.

Abstract: Provided are a method and an apparatus for adjusting an inner loop value, The method includes: repeatedly executing the following steps, wherein a history inner loop adjustment factor of each time-domain scheduling unit in a radio frame is initialized to be an initial inner loop adjustment factor of each time-domain scheduling unit: determining a block error rate corresponding to each time-domain scheduling unit according to ACK/NACK information corresponding to each time-domain scheduling unit, wherein the radio frame comprises N time-domain scheduling units, N being a positive integer; determining a current inner loop adjustment factor of each time-domain scheduling unit according to the block error rate corresponding to each time-domain scheduling unit and the history inner loop adjustment factor of each time-domain scheduling unit; and adjusting an inner loop value corresponding to each time-domain scheduling unit according to the current inner loop adjustment factor of each time-domain scheduling unit.