Abstract: Embodiments of the present disclosure provide a method, an electronic device, and a computer program product for monitoring. The method includes receiving, at a second node, a target image from a first node, where the target image is determined as being of a first category based on performing target detection on a road monitoring image obtained by the first node, and the second node is closer to a cloud end than the first node. The method further includes determining, at the second node, a second category of the target image, where the second category is a subcategory of the first category; and in response to the second category being a preset category, sending a warning corresponding to the second category to a terminal device associated with the road monitoring image. According to the method of the embodiments of the present disclosure, the accuracy of road monitoring warnings can be improved.

Abstract: A ceramic-based composite material used for low-concentration formaldehyde degradation, and preparation method therefor belonging to the technical field of environmental engineering. The present invention comprises: utilizing an alkali metal-transition metal (i.e. A-T) alcohol solution mixed at low temperature with a TiO2 sol to obtain an A-T-TiO2 sol; immersing activated ceramic (HFC) into the A-T-TiO2 sol, and stirring at normal temperature to obtain A-T-TiO2/HFC; subjecting the obtained A-T-TiO2/HFC to primary drying and primary low-temperature calcination to form A-T-TiO2/FC; then immersing the A-T-TiO2/FC into a metal-organic framework (MOF)-amino silane sol to obtain an aminated A-T-TiO2/MOF/NFC precursor; and finally, subjecting the obtained precursor to secondary drying and secondary low-temperature calcination, forming an A-T-TiO2/MOF/NFC composite material. The present invention effectively degrades low-concentration formaldehyde in indoor environments or in air.

Abstract: A method of manufacturing a semiconductor device includes moving a nozzle from a standby location to a dispensing location, wherein the nozzle is connected to a liquid supply pipe and is configured to dispense a processing liquid to a surface of a substrate, and an end portion of the liquid supply pipe adjoined to the nozzle is covered with a pipe casing. The method further includes illuminating the end portion of the liquid supply pipe prior to dispensing of the processing liquid. The method further includes determining whether the liquid supply pipe is leaking based on an intensity of refracted from the end portion of the liquid supply pipe.

Abstract: A radiating element includes a feed stalk and first through fourth dipole arms. An outer segment of the first dipole arm and an outer segment of the second dipole arm are configured to together form a first radiating structure that radiates at a first polarization, an outer segment of the third dipole arm and an outer segment of the fourth dipole arm are configured to together form a second radiating structure that radiates at the first polarization, and first and second inner portions of each of the first through fourth dipole arms are configured to together form a third radiating structure that radiates at the first polarization when a first RF signal is fed to the radiating element.

Abstract: The present disclosure provides a dynamic gesture identification method, a gesture interaction method and an interaction system. The interaction system includes: a dynamic vision sensor configured to trigger an event in accordance with movement of an object in a field of view relative to the dynamic vision sensor, and output an event data flow; a hand detection module configured to process the received event data flow to determine an initial position of a hand; a hand tracking module configured to determine a series of state vectors in accordance with the initial position of the hand; a gesture identification module configured to create an event cloud in accordance with event data corresponding to the obtained state vector, and process the event cloud to identify the gesture; and a command execution module configured to execute a corresponding operating command in accordance with the identified gesture.

Abstract: An integrated component, used for a vehicular thermal management system, includes a connection portion and a liquid storage portion. The connection portion and the liquid storage portion are connected to form an integrated whole. The integrated component has a liquid storage cavity. The connection portion has channels, said channels including a first channel and a second channel. The first channel comprises a first inlet and a first outlet, a working medium entering the first channel from the first inlet and leaving the first channel through the first outlet. The liquid storage cavity can be in communication with the second channel. The second channel comprises a third outlet, a working medium that passes through the liquid storage cavity leaving the second channel through the third outlet. The connection portion has an installation base, the installation base being in communication with the first channel or the second channel.

Abstract: A keyboard and an electronic device are provided. The keyboard includes a button switch, a keyboard frame, and a mechanical part. The keyboard frame includes a transverse frame and a longitudinal frame. The transverse frame extends in a row direction and is continuously disposed. The longitudinal frame extends in a column direction and is connected between two adjacent transverse frames. A plurality of longitudinal frames are arranged in a staggered manner in the column direction. The mechanical part includes a transverse support rib and a longitudinal support rib. On a side that is of the keyboard frame and that is connected to the mechanical part, the longitudinal frame protrudes relative to the transverse frame, the longitudinal frame abuts and is attached to the transverse support rib, and an adhesive-accommodating gap for accommodating adhesive is formed between the transverse frame and the transverse support rib.

Abstract: Provided are a positive electrode active material, a method for the preparation thereof and a positive electrode plate, a secondary battery and an electrical device. The positive electrode active material having a core-shell structure, including a core and a shell cladding the core, the core has a chemical formula of LimAxMn1-yByP1-zCzO4-nDn, the shell includes a first cladding layer cladding the core, a second cladding layer cladding the first cladding layer and a third cladding layer cladding the second cladding layer, the first cladding layer includes crystalline pyrophosphates LiaMP2O7 and/or Mb(P2O7)c, the second cladding layer includes crystalline phosphate XPO4, and the third cladding layer is carbon. The positive electrode active material of the present application enables the secondary battery and electrical device to have a relatively high energy density, and good cycling performance, rate performance and safety performance.

Abstract: A method for fabricating a semiconductor device includes the steps of forming a metal gate on a substrate, a spacer around the metal gate, and a first interlayer dielectric (ILD) layer around the spacer, performing a plasma treatment process to transform the spacer into a first bottom portion and a first top portion, performing a cleaning process to remove the first top portion, and forming a second ILD layer on the metal gate and the first ILD layer.

Abstract: A method for fabricating a semiconductor device includes the steps of forming a metal gate on a substrate, a spacer around the metal gate, and a first interlayer dielectric (ILD) layer around the spacer, performing a plasma treatment process to transform the spacer into a first bottom portion and a first top portion, performing a cleaning process to remove the first top portion, and forming a second ILD layer on the metal gate and the first ILD layer.

Abstract: The invention provides a vehicle AI computing system (VACS) that supports autonomous driving through an Onboard Unit (OBU) for vehicle-based computing and distributed computing based on vehicle road-cloud. The vehicle-based computing can effectively complete various computational tasks by using onboard computing resources. The distributed computing allows the vehicle to work in collaboration with roadside units (RSUs) and/or the cloud to effectively complete various computational tasks. The VACS features an OBU with a sensing module, a communication module, and a data processing module that integrates data from vehicle sensors, RSUs, and the cloud. The OBU also includes a vehicle control module that helps control the vehicle based on the data of RSU and cloud. The VACS leverages high performance computation resources to implement end to end driving tasks including sensing, prediction, planning and decision making, and control.

Abstract: A decoupling mechanism (01) for large-displacement vibration tests includes a first transfer decoupling assembly (1), a rotary amplifying assembly (3) and a second transfer decoupling assembly (2), wherein the first transfer decoupling assembly (1) includes a first transfer shaft (11) and a first transfer main body (12) axially connected to the first transfer shaft (11); the second transfer decoupling assembly (2) includes a second transfer shaft (21) and a second transfer main body (22) axially connected to the second transfer shaft (21); an extension direction of the axis of the first transfer shaft (11) is the same as that of the axis of the second transfer shaft (21); a first connecting shaft (15) is arranged between the rotary amplifying assembly (3) and the first transfer main body (12), and a second connecting shaft (25) is arranged between the rotary amplifying assembly (3) and the second transfer main body (22); and extension directions of the axis of the first connecting shaft (15) and the axis of t

Abstract: This disclosure provides methods, components, devices and systems for low-density parity check (LDPC) coding. Some aspects more specifically relate to extending LDPC codewords to produce longer codewords. In some examples, a first wireless device may generate a baseline LDPC code by performing a first lifting on a base matrix, which may produce an LDPC code used for a current Wi-Fi implementation. The first wireless device may then perform a second lifting or a re-lifting (such as a cyclic lifting, a product lifting, a swapping lifting, or a combination thereof) to generate an extended lifted code. This extended lifted code may be an extension of the first LDPC code such that the first LDPC code may be preserved as part of the extended code. Then first wireless device may then transmit the extended LDPC code as an extended or lifted codeword.

Abstract: According to embodiments of the disclosure, a method, system, device, medium and product for video processing are provided. The method includes extracting a plurality of feature maps from a plurality of frames of a video respectively; determining a plurality of frame-level features of a video instance in the plurality of frames based on the plurality of feature maps respectively, a frame-level feature in each of the frames representing feature information of the video instance in the frame; determining a video-level feature of the video instance by aggregating the plurality of frame-level features, the video-level feature representing feature information of the video instance across the plurality of frames; and determining an analysis result for the video instance in the plurality of frames based at least on the video-level feature.

Abstract: The present disclosure presents a device and method for monitoring and early warning of information perception regarding urban yellow mud water, featuring a rainfall collecting component, a video shooting component, a sediment content monitoring component, a water level monitoring component and a main controller. The video shooting component evaluates the long-term trend of yellow mud water production in a monitoring area by analyzing the color depth of captured water flow, sediment content in the pipeline's flow section, and meteorological rainfall data from the rainfall collecting component. Utilizing data on color, sediment content, flow section, and rainfall, this system achieves unsupervised real-time monitoring and precise early warning for yellow mud water. It provides a scientific basic for traceability, dynamic monitoring, and address challenges such as low measurement accuracy and omitted applicability found in existing methods.

Abstract: A storage and computation integrated apparatus and a calibration method therefor. The storage and computation integrated apparatus includes a first processing unit, which includes: a first computation memristor array; a first calibration memristor array; and a first processing unit. The calibration method includes: determining, by means of off-chip training, a first computation weight matrix which corresponds to a first computation memristor array, and writing the first computation weight matrix into the first computation memristor array; and on the basis of the first computation memristor array where the first computation weight matrix has been written and the first computation weight matrix, performing on-chip training on a first calibration memristor array, so as to adjust a weight value of the first calibration memristor array.

Abstract: The invention provides an autonomous vehicle (AV) system with an artificial intelligence (AI) system for automated vehicle control and traffic operations. This AI system comprises a computation component configured to provide sensing, behavior prediction and management, decision making, and vehicle control for the vehicle. This AI system is configured to receive local knowledge, information, data, and models from a roadside unit (RSU) or a cloud to improve performance and efficiency of the vehicle. The AI system is configured to train models with heuristic parameters obtained from a local traffic control center/traffic control unit (TCC/TCU) or the cloud to provide an improved model. The AI system is configured to provide intelligence coordination to distribute intelligence among vehicles, RSUs and cloud. The system also provides localized self-evolving artificial intelligence.

Abstract: This application provides an application program (APP) management method, a terminal device, a server, and a system. According to the method, APPs downloaded on a terminal device can be automatically clustered. This saves time of a user and improves user experience. The method is applicable to a terminal device, and the method includes: obtaining a target desktop folder based on type information of an APP downloaded by the terminal device and attribute information of a desktop folder on the terminal device, where the downloaded APP is to be clustered in the target desktop folder; and clustering the downloaded APP into the target desktop folder.

Abstract: A method of image compression, including, receiving at least one unprocessed image frame, transforming a domain of the at least one unprocessed image frame to output a transformed domain dataset, block processing the transformed domain dataset to yield a blocked dataset, quantizing the blocked dataset to produce a quantized dataset and entropy encoding the quantized dataset to construct at least one compressed image frame.

Abstract: A transient stability assessment method for an electric power system is disclosed. Transient stability tags and steady-state data of the electric power system before a failure occurs are collected from transient stability simulation data. Data sets under different predetermined failures are obtained based on a statistical result of the transient stability tags and a maximum-minimum method. A similarity evaluation index between different predetermined failures is constructed based on a Jaccard distance and a Hausdorff distance. Different predetermined failures are clustered based on a clustering algorithm. A parameters-shared siamese neural network is trained for different predetermined failures in each cluster to obtain a multi-task siamese neural network for the transient stability assessment.