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1150 results about "Visual monitoring" patented technology

Moving object detecting and tracing method in complex scene

The present invention discloses method for moving target detection and tracking in a complex scene. The method comprises two steps of multiple moving target detection and multiple moving target tracking: in the multiple moving target detection, a background model based on self adapting nonparametric kernel density estimation is established with the aim at the monitoring of the complex scene, therefore the disturbance of the movement of tiny objects can be effectively suppressed, the target shadow is eliminated, and the multiple moving target is detected; in the multiple moving target tracking, the target model is established, the moving state of the target is confirmed through ''matching matrix'', and corresponding tracking strategy is adopted according to the different movement condition of the target. Target information is ''recovered'' through the probabilistic reasoning method, and the target screening degree of the target is analyzed with the aim at the problem that multiple targets screen mutually. The algorithm of the present invention can well realize the moving target tracking, obtains the trace of the moving target, and has good real time and ability of adapting to the environmental variation. The present invention has wide application range and high accuracy, therefore being a core method for intelligent vision monitoring with versatility.
Owner:HUNAN UNIV

Substation equipment operation and maintenance simulation training system and method based on augmented reality

The invention provides a substation equipment operation and maintenance simulation training system and method based on augmented reality. The system comprises a training management server, an AR subsystem and a training live-action visual monitoring subsystem; the AR subsystem comprises a binocular stereoscopic vision three-dimensional perception unit used for identifying, tracking and registering target equipment, a display unit making a displayed virtual scene overlaid on an actual scene, a gesture recognition unit used for recognizing actions of a user and a voice recognition unit used for recognizing voice of the user; the training live-action visual monitoring subsystem comprises a multi-view stereoscopic vision measurement and tracking camera and a equipment state monitoring video camera which are arranged in the actual scene; the equipment state monitoring video camera is used for recognizing the working condition of substation equipment, and the multi-view stereoscopic vision measurement and tracking camera is used for obtaining three-dimensional space coordinates of the substation equipment in the actual scene, measuring three-dimensional space coordinates of trainees on the training site and tracking and measuring walking trajectories of the trainees.
Owner:JINZHOU ELECTRIC POWER SUPPLY COMPANY OF STATE GRID LIAONING ELECTRIC POWER SUPPLY +3

System and method for visual tracking

The invention discloses a system and method for visual tracking, and belongs to the technical field of visual monitoring. The method comprises the following steps: (1) collecting and inputting real-time monitoring images and target images, (2) matching the local features of the collected images and the target images, (3) finding a dense region of feature points through a clustering classification algorithm, and calculating the coordinate of a centroid where a target is located, (4) cutting out images close to the centroid, multiplying the images by a two-dimensional Gauss template, and pre-processing images to be matched, (5) carrying out overall color matching on the images to be matched and the target images in a RGB three-color channel, (6) analyzing the motion trail of the centroid, predicating a position where the centroid is likely to appear at the next moment, outputting the offset coordinate of the target relative to the center of a monitoring and shooting image in real time, and controlling a camera to track the motion trail of a suspicious target. The method can accurately find the centroid of the suspicious target and reduces the time complexity and the space complexity of target detection, meanwhile, the potential position of the target at the next moment is predicated, and real-time tracking of the suspicious target is achieved.
Owner:CHONGQING UNIV

Visual monitoring traceability system and method for animal husbandry products

The invention discloses a visual monitoring traceability system for animal husbandry products. The system comprises a production information acquisition subsystem, a video information acquisition subsystem, a control subsystem and a query traceability subsystem, wherein the production information acquisition subsystem is used for collecting whole course raising information in livestock production so as to transmit the raising information to a cloud server; the video information acquisition subsystem is used for collecting video information of livestock activities, breeding environments and production work details; production information collected by the production information acquisition subsystem is transmitted to the cloud server through the control subsystem, and information of a breeding factory is transmitted to a handheld data manager and/or a feeding trolley which is connected with the control subsystem through the control subsystem; the query traceability subsystem can obtain the corresponding whole course raising information and the video information by querying the cloud server, and safe visual monitoring traceability is achieved. The invention further discloses a visual monitoring traceability method for the animal husbandry products. According to the system and method, visual monitoring traceability of livestock products can be achieved, and the problems that information is simple, one-sided and prone to disorder and one-to-one correspondence visual traceability is hard to achieve in an existing traceability system are solved.
Owner:深圳有诺必行网络科技有限公司

Intelligent control method of visual monitoring and visual servo of tumor radiation therapy

The invention relates to an intelligent control method of visual monitoring and visual servo of tumor radiation therapy. The method comprises: (1) according to multi-mode medical images and multi-vision optical images collected by a radiation-oncology-plan-stage simulation and positioning medical imaging system, a radiation-oncology-positioning-stage treatment room internal optical imaging system, and a radiation-oncology-plan-execution-stage onboard medical imaging system and the like, intelligent analysis processing is carried out to monitor, identify and localize a tumor radiotherapy target and an organ at risk, radiotherapy beds with patients, radiotherapy equipment, and the auxiliary treatment staff and objects in a treatment room during the whole radiotherapy process; and (2), on the basis of optical images and/or medical images collected at different stages of the tumor radiotherapy process as well as the quality guaranteeing requirement of the clinical radiotherapy process, a multi-stage multi-vision servo intelligent control system (algorithm) is used for carrying out intelligent, automatic, high-precision, high-robust visual servo control on the radiotherapy beds, radiotherapy equipment, the onboard medical image system, and the optical imaging system in the treatment room during the tumor radiotherapy process.
Owner:强深智能医疗科技(昆山)有限公司

Dynamic and static combined loading rock test machine and test method used for multiphase coupling

The invention discloses a dynamic and static combined loading rock test machine and test method used for multiphase coupling. The machine comprises a visual confining pressure loading chamber module, air pressure control modules, a dynamic loading module and constant volume modules; and the loading chamber of the visual confining pressure loading chamber module is a steel cylinder structure with a square outside and a circular inside, three surfaces of the loading chamber has windows, high borosilicate glass is embedded in every window to realize the visualization of the test process, an opening in one surface of the loading chamber is provided with a rear door which is convenient to replace and take a test piece, and various monitoring devices are arranged in the loading chamber and are led out through sensor lead wires of a baseboard to realize real-time monitoring of all physical-mechanical parameters of the test piece in the test process. The machine has the advantages of small size, simple structure, convenience in dismounting, and realization of accurate, quantitative and visual monitoring of the adsorption-desorption characteristic of a coal rock standard test piece in different load forms and coupling form and the permeability and the damage dilatancy process of gas-containing coal body in different loading stages.
Owner:SHANDONG UNIV

Cable 10kV high voltage ring main unit remote monitoring and control system

The invention relates to the field of electric power system monitoring, in particular to a cable 10kV high voltage ring main unit remote monitoring and control system which is used for conducting real-time monitoring of operation conditions of power distribution facilities and distribution cable lines, realizing early warning and alarming of abnormal and failure states and postmortem analysis after accidents, and controlling and regulating the operating environment of equipment through remote operation. According to the cable 10kV high voltage ring main unit remote monitoring and control system, grid smart operation management serves as the target, various on-line monitoring techniques are integrated, and monitoring cameras, a fan and solar equipment are installed in a switching station; the system can be used for checking the information of the monitoring cameras in the switching station in real time, monitoring the operating state of the fan, realizing the early warning and alarming of the abnormal and failure states and the postmortem analysis after the accidents, realizing dynamic evaluation of health conditions of the equipment, and realizing remote operation control over monitoring of the equipment; a multi-dimensional display technology is combined, safe and reliable operation capacity of a distribution network is enhanced, trouble shooting efficiency and maintenance efficiency are improved, and therefore a complete set of grid visual monitoring system is formed.
Owner:STATE GRID CORP OF CHINA +1

Foundation ditch digging real-time detection method

The invention relates to a real-time detection method of excavation of a foundation pit, which is used for detecting the displacement change of the peripheral soil body of the pit in the excavation process of the foundation pit, the change of the pressure of the peripheral soil body of the pit and the change of raised soil body of the bottom of the pit and belongs to the construction engineering field. The invention utilizes a pressure sensor and a displacement sensor to detect the axial force change of a steel support device of an internal hydraulic oil cylinder in real time; an optical distance meter is used for detecting the horizontal distance and longitudinal distance of the periphery of the foundation pit, then a three-dimensional laser scanner is used for monitoring the change of raised or concave surface of the foundation pit in real time and visual monitoring and operation are carried out by a computer. Compared with the existing detection method of the foundation pit, the invention realizes the supporting monitoring of the foundation pit with automatic collection, can greatly improve the degree of automation and the safety of the construction, saves the labor, simultaneously realizes the purpose of construction with high efficiency and can be widely applied to the field of construction of the foundation pit.
Owner:SHANGHAI TUNNEL ENGINEERING CO. LTD.

Intelligent integrated online monitoring system and method for underground cable operation

The invention discloses an intelligent integrated online monitoring system and method for underground cable operation. The online monitoring system comprises a monitoring center as well as a cable anti-stealing detection unit, a cable video monitoring unit, a cable joint temperature monitoring unit, a cable metal sheath grounding current monitoring unit, an environment gas monitoring unit, a cable tunnel water level monitoring unit and a cable tunnel smoke monitoring unit which are connected with the monitoring center respectively. According to the system and the method, various sensors and mutual inductors are adopted to monitor cables and cable environments, the monitoring center masters the operation conditions of the cables in real time and gives an alarm when a normal condition happens, a worker is reminded to clear a fault in time, and large potential safety hazard is avoided; with the adoption of anti-stealing monitoring, the possibility of stealing of the cables is eliminated, in combination of video monitoring, the missing report caused by visual fatigue is prevented, one all-weather dead-zone-free monitoring platform is established, so that visual monitoring of important positions in cable tunnels is realized, manual inspection is replaced, the labor cost is reduced, the time is saved, further, videos can be stored and taken, and later maintenance is facilitated.
Owner:BENGBU POWER SUPPLY COMPANY STATE GRID ANHUI ELECTRIC POWER +1

Embedded computer vision escalator pedestrian flow supervision and alarm device

The invention discloses an embedded computer vision escalator pedestrian flow supervision and alarm device, which performs supervision and alarm on the pedestrian flow of an escalator so as to ensure the safety of passengers on the escalator. The technical scheme is that the device comprises the following components: an image acquisition device for taking images at the escalator; an embedded computer vision escalator pedestrian flow supervision and alarm system which comprises a computer vision monitoring module comprising an image acquisition submodule, a storage submodule, an analysis submodule, a comparison engine, an alarm operation module, an alarming apparatus, wherein the image acquisition submodule is used for acquiring the images of the passengers on the escalator; the storage submodule is provided with a visual video storage database inside for storing the acquired videos; the analysis submodule is used for analyzing the acquired images; the comparison engine is used for comparing an analysis value with a preset safety range; the alarm operation module is used for sending alarm signals to the passengers according to the obtained abnormal behavior conclusion; and the alarming apparatus is used for performing caution actions. The escalator pedestrian flow supervision and alarm device is applied in the field of escalator safety supervision devices.
Owner:ITE CHINA

Cold-chain logistics visual monitoring system and method

The invention discloses a cold-chain logistics visual monitoring system and method. The system comprises a temperature control module, a control module, an order management module, a warehouse output and input monitoring module, a three-dimensional planning module and an inventory management module, wherein the temperature control module is used for measuring and monitoring the temperature in a warehouse and a transport vehicle and transmitting collected information to the control module; the control module is used for controlling the system to achieve visibility and control of all monitoring links; the order management module receives and records order information, establishes new orders of clients and tracks the state of each order; the warehouse output and input monitoring module is used for monitoring and positioning the output and input conditions of cargoes in real time, reading the states of the orders and judging whether warehouse output and input are normal operation or not and connected with the control module; the three-dimensional planning module is used for displaying a warehouse position plan three-dimensionally and reminding warehouse movement and cargo supplementation automatically; the inventory management module is used for displaying and updating the inventory of existing cargoes and connected with the control module. By means of the cold-chain logistics visual monitoring system and method, visibility of the whole process is achieved, and the clients can conveniently inquire about temperature and transport data in the whole transport process from picking-up of the cargoes to signing by a consignee at any time.
Owner:ROKIN LOGISTICS SUPPLY CHAIN

Intelligent integrated inspection device for power transmission line

The invention relates to an intelligent integrated inspection device for a power transmission line. The inspection device comprises a state monitoring module, a visual monitoring module, a data processing module and a transmission module, wherein the state monitoring module is used for collecting operation state parameters related to a power transmission line, the visual monitoring module is usedfor collecting visual information of a specified target, intelligently analyzing the visual information and generating image abnormal data of the power transmission line, and the data processing module is used for carrying out inspection analysis on the operation state parameters and generating state abnormal data of the power transmission line. According to the invention, the collected information is analyzed and processed through the state monitoring module, the data processing module and the visual monitoring module, and abnormal data is updated, so that the data volume transmission is greatly reduced, and the analysis burden of the monitoring center is reduced; and the data processing module is used for controlling the uploading or storage of the abnormal data by judging the network state, so that the data loss is reduced, and the hidden danger is effectively prevented.
Owner:合肥中科类脑智能技术有限公司
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