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70results about How to "Reduce switching" patented technology

Three-dimensional visualization method applied to substation operation and maintenance system

The invention relates to the field of power system operation and maintenance, in particular to a three-dimensional visualization method applied to a substation operation and maintenance system, which comprises the following steps of: acquiring a three-dimensional model and position information of substation equipment, constructing an integral three-dimensional model of a substation by utilizing technologies such as laser scanning and photogrammetry and combining positioning technologies such as GPS (Global Positioning System) and RTK (Real-Time Kinematic); a sensor is installed on equipment, operation parameters such as voltage, current, temperature and vibration are collected in real time and transmitted to a three-dimensional visualization system through a wireless or wired communication network, association display of real-time data and a three-dimensional model is achieved, and the system provides a three-dimensional view capable of rotating, zooming and translating. The operation state and fault alarm information of the equipment are displayed in real time, and historical data query and alarm log functions are supported. By analyzing real-time and historical data, the system can identify and predict potential faults of the equipment, generate maintenance plans and optimization suggestions, and support remote collaboration and fault handling.
Owner:LVLIANG POWER SUPPLY CO OF STATE GRID SHANXI ELECTRIC POWER CO +1

Molecular detection system and device with sample heating and quantitative sample adding functions

The invention relates to the technical field of nucleic acid detection, in particular to a molecular detection system and device with sample heating and quantitative sample adding functions. The invention provides a molecule detection device with sample heating and quantitative sample adding functions, the molecule detection device comprises a base, an optical acquisition system and at least one detection module, the detection module comprises a detection cavity, a driving system, a fluid control system and an auxiliary heating system; the detection module is arranged on the base, a detection cavity is formed in the detection module, and an insertion opening allowing a reagent card to be inserted is formed in the top of the detection cavity; the driving system, the fluid control system and the auxiliary heating system are sequentially arranged in the detection cavity, and the socket is located between the fluid control system and the auxiliary heating system. The problems that in the prior art, operation is tedious, time is long, and errors are large are effectively solved, sample PCR detection can be rapidly completed, only one-step sample adding is needed, and no pipetting step or extra manual operation is needed.
Owner:GUANGDONG HECIN SCI INC

Rotatable closed sputum suction tube

The invention discloses a rotatable closed type sputum suction tube. The closed sputum suction tube comprises a sputum suction tube assembly and a three-way connector connected with the sputum suction tube assembly, the sputum suction tube assembly comprises a sputum suction tube and a thin film protective sleeve arranged outside the sputum suction tube in a sleeving mode, and the three-way connector is provided with a trachea cannula connector, a breathing machine connector and a sputum suction tube connector. The sputum suction pipe is connected with the sputum suction pipe connector through the sputum suction pipe first sleeve connector, and one part of the sputum suction pipe is rotationally connected with the sputum suction pipe first sleeve connector. A rotatable one-way valve is further arranged in the first sleeve connector of the sputum suction pipe, one end of a valve channel of the rotatable one-way valve is fixedly connected with the sputum suction pipe, and a pipeline of the sputum suction pipe is communicated with the valve channel of the rotatable one-way valve. According to the sputum suction tube, the rotatable design is adopted, the position of the tube can be adjusted according to needs, the sputum suction tube is more suitable for a tracheostomy catheter of a patient, the stability of a breathing machine loop is not affected, and meanwhile the problem that the patient feels uncomfortable due to improper height and angle is solved.
Owner:ZHONGSHAN HOSPITAL FUDAN UNIV

Multi-type storage cluster dynamic nano-management method based on cloud platform

The invention provides a multi-type storage cluster dynamic nano-management method based on a cloud platform, and belongs to the technical field of cloud platform storage resource management, a storage pool is used as a minimum management unit, a configuration center provides a unified nano-management entrance and is associated with a platform initialization process, and initialization of standardized parameters such as a storage cluster IP, an account and the like is automatically completed; after management, block storage, file storage or object storage types and exclusive parameters thereof are configured for the storage pool according to business requirements, and available storage pools are screened according to binding relations when storage services are created, so that resource mismatching is avoided. Bidirectional synchronization is carried out between the operation and maintenance resource management module and the storage module through a full life cycle by using an equipment SN number, so that state consistency and traceability are realized; expansion of newly added storage pools, unbinding of the storage pools and resource recovery are supported, and the resource utilization rate and the operation and maintenance efficiency are improved.
Owner:UNICLOUD TECH CO LTD

Flexible electrode and preparation method and application thereof

The invention discloses a flexible electrode and a preparation method and application thereof, and relates to the technical field of medical instruments. The flexible electrode comprises a flexible substrate layer, a conductive electrode layer, a packaging layer and an electrode contact which are arranged in a stacked mode. The conductive electrode layer comprises a wire and a conductive contact which are communicated with each other; the packaging layer is provided with a through hole structure, and the through hole structure exposes the conductive contact; and the electrode contact is arranged on the conductive contact. The electrophysiology mapping and electroporation functions are integrated, switching and operation complexity among multiple devices is reduced, and organic combination of real-time monitoring and accurate treatment is achieved.
Owner:SOUTHERN UNIVERSITY OF SCIENCE AND TECHNOLOGY

X-band highly integrated two-dimensional phased array radar RF front end

The present invention belongs to the technical field of phased array radar, and relates to a high-integration two-dimensional phased array radar radio frequency front end in the X band. The device includes an antenna cover, an active phased array subarray using a silicon-based TR chip, a heat dissipation shell, a power division synthesis network, a wave control power board, a sum-difference network, a frequency synthesizer receiver and a data acquisition board; the heat dissipation shell serves as a main support, and a plurality of active phased array subarrays are installed on the heat dissipation shell, and the heat generated by the active phased array subarrays is conducted to the heat dissipation shell, and the heat is conducted to both sides of the heat dissipation shell through the heat pipe on the back of the heat dissipation shell; the sum-difference network and the wave control power board are arranged in the same plane, and the wave control power board and the sum-difference network are installed on the back of the heat dissipation shell, and the two share the back area. The present invention has the characteristics of low cost, high integration, modularization, strong heat dissipation capability, high reliability, and rapid maintenance capability.
Owner:XIAN TIANAN ELECTRONIC TECH CO LTD

Transverse and vertical screen switching method, electronic equipment and computer readable medium

The embodiment of the invention discloses a transverse and vertical screen switching method, electronic equipment and a computer readable medium. A specific embodiment of the method comprises the following steps: in response to determining that a touch operation meets a preset screen switching touch condition, obtaining touch detail information corresponding to the touch operation; determining whether the touch detail information meets a preset screen switching condition or not according to the touch detail information; and in response to determining that the touch detail information meets the preset screen switching condition, performing switching processing on the current display screen. According to the embodiment, when the equipment is horizontally placed, the transverse screen and the vertical screen of the screen can be switched, the situation of transverse screen and vertical screen switching caused by mistaken touch of a user can be reduced, the freedom degree of transverse screen and vertical screen switching of the user is improved, and then the user experience feeling is improved.
Owner:HANGZHOU LINGBAN TECH CO LTD

Vehicle-mounted network time synchronization method and device, storage medium and electronic equipment

The embodiment of the invention provides a vehicle-mounted network time synchronization method and device, a storage medium and electronic equipment, and the method comprises the steps: carrying out the synchronization processing of each first slave clock according to a first time synchronization message periodically issued by a master clock, so as to achieve the time synchronization between each first slave clock and the master clock; the main clock is a pre-specified clock node in a time domain; under the condition that the master clock is abnormal, a standby clock is determined as a new master clock, and the standby clock is a pre-specified clock node in a plurality of first slave clocks except the master clock in a time domain; and according to a second time synchronization message periodically issued by the new master clock, performing synchronization processing on each second slave clock, so that time synchronization between each second slave clock and the new master clock is realized. The problem that the starting time of a vehicle-mounted sensitive system is long due to the fact that the new master clock node selection and switching process consumes long time in the related technology is solved.
Owner:CHINA AUTOMOTIVE INNOVATION CORP

Diaphragm direct welding equipment and method for moving coil and flat plate combined earphone

The invention relates to vibrating diaphragm direct welding equipment and a vibrating diaphragm direct welding method for a moving coil and flat plate combined earphone. The equipment comprises a solder smearing mechanism, an image positioning mechanism, a laser source, a galvanometer mechanism, a spraying mechanism, a displacement mechanism, a controller and other key components. In the welding process, the device accurately recognizes the position of the metal ring through the image positioning mechanism, laser welding of a welding hole in the metal ring and laser cutting of a vibrating diaphragm base material outside the metal ring are achieved at the same time in one-circle scanning through the laser source and the galvanometer mechanism, and the size of the cut metal ring is equal to that of the vibrating diaphragm base material; complex steps and errors caused by independent positioning of the vibrating diaphragm in the prior art are avoided. The high-precision processing capability of the equipment ensures the precision and consistency of diaphragm manufacturing, and the production efficiency and the product quality are improved.
Owner:HIFIMAN TECHNOLOGY CO LTD

Ink-jet carving integrated printing method and device, electronic equipment and storage medium

The invention relates to the technical field of printing, in particular to an ink-jet carving integrated printing method and device, electronic equipment and a storage medium. The reference information of the printer is determined based on the hardware rated parameters of the printer; determining an editing interface of the printer based on the reference information; importing a processing source file, obtaining source file information of the processing source file, and displaying the source file information on the editing interface; obtaining editing information input by a user on the editing interface, and determining an image-text processing instruction according to the editing information and the source file information; and according to the image-text processing instruction, the printer is controlled to execute an ink jet action and an engraving action according to a preset time sequence, and printing is completed. According to the technical scheme, the problem of positioning deviation caused by the fact that ink jetting and engraving depend on step-by-step implementation of two sets of equipment in the prior art is solved, and the effects of reducing the engraving error and improving the machining precision are achieved.
Owner:SHENZHEN PUTIE TECH CO LTD

High-throughput satellite system beam switching judgment method and system

The invention relates to a high-throughput satellite system beam switching judgment method and system, and specifically, a gateway station deploys a core network and a beam map electronic fence server; a beam is divided into different gradient rings to be stored in a beam map electronic fence server, a small station reports a GPS position to a core network, the core network accesses the beam map electronic fence server and obtains the beam gradient ring where the current position of the small station is located and beam information, and then a beam switching command is sent to the small station according to a beam switching judgment method. And indicating the small satellite station to perform a switching process. According to the invention, the problem of insufficient computing power of the small station is effectively solved, and the real-time performance, flexibility and accuracy of switching are improved.
Owner:BEIJING AEROSPACE SCI & IND CENTURY SATELLITE TECH

Testing device based on battery preparation

The utility model provides a testing device based on battery preparation, which relates to the technical field of battery testing and comprises a charging and discharging testing module, a testing switching turntable and a testing lifting frame, the testing switching turntable is arranged on one side of the charging and discharging testing module, and the testing lifting frame is arranged above the testing switching turntable. A middle worm wheel shaft is fixed to the center of the bottom of the test switching rotary disc and is in meshed connection with the electric worm, upper grooves are annularly arrayed in the top of the test switching rotary disc, and rotating upper rollers are arrayed on the inner sides of the upper grooves. The test switching turntable and the battery synchronously and circumferentially rotate to the test lifting frame to perform a butt joint test process of the battery, so that the switching of the battery and the connection operation of an electrode by personnel are reduced, and the condition that fingers of the personnel are painful due to frequent use of clips by the personnel is avoided; the problem that the battery testing efficiency of a person is reduced due to the fact that fingers of the person are easily painful when the person frequently uses a clamp to connect the battery is solved.
Owner:ANHUI NABO POWER NEW ENERGY TECHNOLOGY CO LTD

Step spraying protection method for tunnel arch changing construction

A stepped spraying protection method for tunnel arch changing construction relates to the technical field of tunnel arch changing construction, and comprises the following steps: cutting a steel arch frame position in an arch changing area by using a cutting assembly of a tunnel arch changing construction device; a hole array is formed in the surface of the cut concrete through a hole forming assembly of the tunnel arch changing construction device; the hole array is used for breaking and removing the concrete, and the internal steel arch frame is exposed and replaced; after the replacement operation of the steel arch is completed, a drilling execution unit in the trepanning assembly is detached and replaced with a concrete spraying nozzle connected with a concrete pump; at least two different spraying step positions are formed in the axial direction of a tunnel by controlling a concrete spraying nozzle, filling spraying on the back of the steel arch and covering spraying on the surface of the steel arch are completed in sequence, integrated continuous operation of cutting and spraying supporting can be achieved, the construction precision and efficiency are improved, and the construction cost is reduced. The manual operation intensity and the safety risk are reduced, and meanwhile, the device adapts to different steel arch frame widths and tunnel outlines.
Owner:CHINA CONSTR SECOND ENG BUREAU LTD

Camera data transmission method and device based on kernel drive and related product

The invention provides a camera data transmission method and device based on a kernel driver and a related product, and the method and device can create an independent memory space for a camera based on the kernel driver. According to the method, the camera data is acquired and cached to the pre-created memory space, and finally the camera data is acquired in the memory space, that is, the camera data can be acquired in the pre-created memory space, and the data packet is transferred to the business layer through the kernel driving layer, so that system call caused by traditional use of socket is avoided, and the system performance is improved. 80000 + times of system calling can be reduced for a single picture, 80000000 + CPU instructions can be reduced, system calling is reduced, switching between a user mode and a kernel mode is reduced, and CPU consumption is reduced.
Owner:SHENZHEN HONGRUI MICROELECTRONICS TECH CO LTD

Laser resectoscope and handle sliding seat thereof

The utility model provides a laser resectoscope and a handle sliding seat thereof. The handle sliding seat comprises a fixed handle, a movable handle, a positioning tube and a sliding seat body, a connecting hole penetrates through the sliding seat body, an optical fiber tube is arranged at the right end of the connecting hole, and a fixing assembly is arranged on the sliding seat body; the laser resectoscope comprises an outer sheath, an inner sheath, an endoscope, an electrode, a laser assembly and the handle sliding seat, the laser assembly comprises an optical fiber guide tube and a laser optical fiber, the optical fiber is fixed in the connecting hole through a fixing assembly, and the electrode comprises a double-core wire. The handle sliding seat can be used for electrode connection and can also be used for optical fiber connection, so that electrode resection and laser resection can share the same set of handle sliding seat, integration of various treatment operations can be achieved, and operation efficiency is improved. The device also has the advantages of convenient switching, reduced cost and the like, and can improve the operation efficiency and accuracy.
Owner:PEOPLES HOSPITAL OF ZHENGZHOU

A head tracking method in a conference room multi-camera system and related apparatus

The application discloses a head tracking method in a conference room multi-camera system and related devices, and the method comprises the following steps: collecting video stream data in the conference room based on the multi-camera system, and performing head tracking processing on the video stream data based on a multi-target tracking algorithm to obtain head tracking data in the video stream data; performing glass reflection head filtering processing on the head tracking data in the video stream data based on a pre-trained glass reflection filtering model to obtain filtered head tracking data; performing glass inside and outside distinguishing processing on the filtered head tracking data based on a monocular depth estimation glass boundary distinguishing mode to obtain head tracking data in the glass, and displaying the head data in the glass in real time to a specified area of a conference display screen. In the embodiment of the application, the tracking accuracy can be improved in the scene of multiple people overlapping in the conference room, and the interference of glass reflection and data inside and outside the glass can be effectively removed.
Owner:DTEN TECH CORP LTD HANGZHOU

A geothermal caprock multi-factor coupling evaluation system

PendingCN122114529AAchieve quantitative processingreduce switchingData processing applicationsLithologyData acquisition
The application discloses a geothermal caprock multi-factor coupling evaluation system, which aims to solve the problems of low standardization degree of existing evaluation manual operation process, lack of unified engineering architecture of multi-factor coupling and insufficient result visualization. The application automatically executes caprock comprehensive evaluation on a unified platform through a data acquisition module, a single-factor evaluation module, a coupling model construction module, a coupling score calculation module, a comprehensive evaluation module and a result output module. The system completes single-factor scoring based on basic data, constructs and calculates the scores of four coupling subsystems of lithology-diagenesis-physical property, structure-mechanics-integrity, thickness-continuity and fluid-pressure-temperature, quantifies the coupling relationship between the subsystems by using a cross influence matrix to obtain the final score, and outputs the comprehensive score and the visualized result after weighting. The application realizes the integration and automation of the evaluation process, supports the engineering landing of complex coupling models, and improves the result visualization and decision support capability.
Owner:INST OF GEOMECHANICS

Communication method, communication system, communication device and computer readable storage medium

The embodiments of the present invention relate to the field of communications, and disclose a communication method, including: forming a secondary cell that is in communication connection with a primary cell, the geographical area covered by the primary cell at least partially overlaps with the coverage area of ​​the secondary cell, and the number of channels used to transmit system information in the secondary cell is less than a preset threshold; obtaining a target user equipment that meets preset conditions from user equipment accessing the primary cell; and establishing a communication connection between the target user equipment and the secondary cell. The embodiments of the present invention also provide a communication system and a computer-readable storage medium. The communication method, communication system, communication equipment, and computer-readable storage medium provided by the embodiments of the present invention have the advantages of effectively reducing the switching of user equipment between different cells while ensuring the network usage requirements of user equipment.
Owner:ZTE CORP

A transmission line ground grid acceptance measurement rod and measurement method

PendingCN122672064AReduce the impact of length measurementsreduce switching
This application relates to the field of power transmission line measurement technology, specifically disclosing a power transmission line grounding grid acceptance measurement stick and measurement method. The power transmission line grounding grid acceptance measurement stick includes a first column and a second column; both the first and second columns are equipped with an ultrasonic transceiver component and a laser ranging component; the first and second columns can measure the distance between themselves via the ultrasonic transceiver component; the first and second columns can also measure the vertical distance between the laser ranging component and the grounding grid via the laser ranging component; the first and second columns are used to move to different measurement points to measure the distance between different measurement points. In this solution, measurement using ultrasonic waves and lasers avoids interference from ground obstacles, improves measurement accuracy, and is adaptable to complex terrain and environments in the field.
Owner:YANGJIANG POWER SUPPLY BUREAU OF GUANGDONG POWER GRID

Production scheduling methods, systems, and storage media for large-volume heavy components of prefabricated bridges

ActiveCN121481183BAvoid the problem of being “pressed below”Reduce bad luckManufacturing computing systemsInstrumentsInformatizationProcess engineering
This invention provides a method, system, and storage medium for scheduling the production of large-volume heavy components for prefabricated bridges. The method includes: establishing a planning data foundation; aggregating and grouping dimensions based on the planning data; determining the sequence of template stages; allocating storage areas for beam groups; calculating target stacking levels; deriving the reverse production sequence based on stacking targets; and generating component-level production and stacking plans. This invention considers construction sequence, component size aggregation, stacking levels, and storage areas in a unified manner under complex scenarios, achieving coordinated optimization of production sequence, stacking sequence, and hoisting sequence. This reduces material handling, improves overall efficiency, and makes yard management more standardized and highly information-based. It facilitates the linkage of multiple systems such as WMS, MES, and BIM, and enables traceable management of the entire lifecycle of components from design and production to installation.
Owner:THE THIRD CONSTR OF CHINA CONSTR EIGHTH ENG BUREAU +1

Mobile network switching method, system, medium and device

ActiveCN119095130BGuaranteed continuous transmissioneasy to handleConnection managementAccess networkEngineering
The present invention discloses a mobile network switching method, system, medium and device, wherein the system comprises a mobile node movement trend prediction unit and a mobile network switching execution unit, the mobile node movement trend prediction unit is communicatively connected with the mobile network switching execution unit, and the mobile network switching execution unit is communicatively connected with the current mobile access gateway. The present invention has a clear structure and clear steps in each process, which is conducive to quickly identifying and solving problems that may occur during the switching process.
Owner:SHENYANG AEROSPACE ELECTRIC POWER EQUIP CO LTD

Visual multi-target tracking method based on cascade two-stage matching

The invention provides a cascade two-stage matching-based visual multi-target tracking method, which comprises the following steps of: acquiring a video sequence to be processed, and initializing an empty track set; the video sequence is a monocular monitoring video stream containing pedestrians, then processing a current frame of the video sequence, and outputting an interested target detection frame set; and dividing the target detection box set into a high-confidence detection box set and a low-confidence detection box set according to a confidence threshold, sequentially carrying out first-stage association and second-stage association, and finally, through track life cycle management, outputting all tracks whose life cycle states are survival as multi-target tracking results of a current frame. According to the invention, through the improved cascading matching strategy, the inactive trajectory participates in matching, the problems of trajectory fragmentation and information loss in a complex scene are effectively solved, and the tracking precision and robustness in a shielding environment are significantly improved.
Owner:HANGZHOU DIANZI UNIV

RPA task execution retry optimization method based on machine learning

The invention discloses an RPA task execution retry optimization method based on machine learning, and relates to the technical field of machine learning, an external tool is not needed, a developer can directly complete debugging in a browser, front-end and back-end real-time communication is achieved through the WebSocket technology, the developer can monitor the execution state of each process link in real time, and the execution efficiency is improved. Therefore, fine-grained control is carried out on the process anytime and anywhere; besides, global variables and the capability of skipping to any link are modified in real time, so that a developer can quickly verify different logic branches under the condition of not restarting a process; most importantly, the system and a low-code designer are seamlessly integrated, and design, debugging and operation are simultaneously carried out in a unified interface, so that the switching cost in the development process is reduced, the whole development, test and debugging process is smoother, and the development efficiency and experience are remarkably improved.
Owner:YUNZHANGFANG NETWORK TECH CO LTD

User-side efficient energy storage management system based on big data

The invention belongs to the technical field of energy storage management, and particularly relates to a user-side efficient energy storage management system based on big data, and the system comprises a power generation unit, an energy storage unit, a detection unit, a control platform, a power utilization plan module, and a scheduling plan module. The power generation unit generates electric energy through a power generation assembly and transmits the electric energy to the energy storage unit. Adaptation is carried out according to the actual scale of the user side, the power generation units and the storage units are correspondingly arranged according to the number of the workshops, and under the condition that no less than one set of workshops exist, the power of the multiple storage units can be connected with power supply of any workshop through the storage distribution module, that is, one workshop always adopts power grid power supply; and the power grid power supply of the other plant is switched by utilizing the power generation quantity of the two power generation units and the energy storage of the two storage units and combining the power consumption of the plant, so that the electric charge can be saved, the pressure of the user side on the regional power grid load can be reduced, and the frequency of power supply switching can be reduced.
Owner:CHINA POWER CONSTR (NANJING) ENG CO LTD

Bridge arm compensation modulation method suitable for bridge arm multiplexing type modular multi-level high-voltage direct-current converter

The invention discloses a bridge arm compensation modulation method suitable for a bridge arm multiplexing type modular multi-level high-voltage direct-current converter, and belongs to the technical field of high-voltage direct-current power transmission. The method comprises the following steps: firstly, generating respective quasi square wave reference voltage waveforms and quasi square wave reference current waveforms of a high-voltage bridge arm, a low-voltage bridge arm and a multiplexing bridge arm, then obtaining respective actual voltage reference values of the high-voltage bridge arm, the low-voltage bridge arm and the multiplexing bridge arm, then cooperatively adjusting the voltage of each bridge arm, generating a switching control instruction of each sub-module in each bridge arm, and finally switching the sub-modules in each bridge arm. And controlling the bridge arm current to complete quasi square wave commutation within a preset transition time, and completing bridge arm compensation modulation of the converter. The power transmission capacity, the dynamic response and the waveform quality are remarkably improved, meanwhile, the device is easily integrated into an existing bridge arm multiplexing type modular multi-level high-voltage direct-current converter, and the device is suitable for interconnection scenes of different direct-current voltage levels in a high-voltage direct-current power grid.
Owner:ZHEJIANG UNIV

Drive circuit for switching element and switching circuit

A gate drive circuit connected to a gate terminal and a source terminal of a first switching element and turns on and off the first switching element, the gate drive circuit includes: a controller that has a first terminal connected to the gate terminal and a second terminal connected to the source terminal, has a first switch provided between the first terminal and a voltage source, and a second switch provided between the first terminal and the second terminal; a first resistor and a first capacitor, each having one end connected to the gate terminal and the other end connected to the first terminal; a second capacitor that has one end connected to the source terminal and the other end connected to the second terminal; and a first Zener diode that has a cathode terminal connected to the source terminal and an anode terminal connected to the second terminal.
Owner:OMRON CORP

Wafer memory and wafer box storage control method thereof

The invention provides a wafer memory and a wafer box storage control method thereof, and relates to the field of semiconductors. According to the wafer storage device provided by the invention, the area for exchanging the wafer box is formed, and the inner window plate and the outer window plate are configured for the area, so that the wafer storage device can be isolated from the outside through the two window plates when the wafer box is exchanged when the wafer storage device stores the wafer box, the internal sealing performance in the wafer storage device is ensured, and the service life of the wafer storage device is prolonged. And meanwhile, the condition that the limbs of the worker enter the wafer storage device during manual operation is prevented, and the limbs of the worker are prevented from being injured. In addition, the control of the window plate can be triggered based on the actual sending and taking-out actions of the wafer box, window opening and closing caused by accidental operation of workers can be reduced, and the limb injury of the workers is further avoided.
Owner:BEIJING HEQI PRECISION TECH LTD

A multi-target tracking method for sea scenes

A multi-target tracking method for sea scenes includes step S1, YOLOv8m detection model training; step S2, sending a picture into the YOLOv8m detection model to output target detection frame information; step S3, judging whether the current picture is the first frame picture, if so, initializing the multi-target tracker, entering step S4, if not, using the camera motion compensation algorithm to perform a registration operation on the picture, entering step S4; step S4, sending the picture and the target detection frame information into the multi-target tracker, matching the target detection frame and the trajectory prediction frame based on IoU, ReID features, and Mahalanobis distance, generating new trajectory information and updating the extended Kalman filter; step S5, judging whether the current picture is the last frame picture, if so, ending, outputting the tracking trajectory set, if not, going to step S2. The present invention improves the stable tracking capability of the unmanned boat for obstructing targets in sea scenes.
Owner:HUNAN UNIV

A traffic flow statistical method based on reinforcement learning

The application relates to a traffic flow statistical method based on reinforcement learning, which comprises the following steps: collecting video data of a traffic scene to obtain initial video samples; performing pretreatment; inputting the pretreated video images into a YOLOv8 network model to perform target detection; tracking the vehicles in the pretreated video images detected by using an improved SORT algorithm; combining a DDPG model to optimize a target tracking strategy and obtain a target tracking model; and inputting the traffic scene video data to be counted into the target tracking model, so that the target tracking model outputs statistical results. The YOLOv8 model is used for target detection, the vehicles in the traffic scene can be quickly and accurately detected, the SORT algorithm is improved, the accuracy of target tracking is improved, the reinforcement learning technology, namely the DDPG model, is additionally introduced, the characteristics of vehicle driving are learned, target prediction is performed for each position, and the prediction accuracy of the target is effectively improved.
Owner:ANHUI UNIV