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214 results about "Image parsing" patented technology

Comprehensive application method of expressway tunnel driving image acquisition information

The invention provides a comprehensive application method of expressway tunnel driving image acquisition information. video information is acquired by infrared shooting, changes in tunnel driving images and their backgrounds caused by lighting of different lamps can be maximally avoided, difficulty of late image processing can be reduced, feature information of the images is acquired by subjecting the acquired video information to image processing, and finally the feature information is encoded as a control parameter to adjust LED tunnel lamp lighting brightness. The method has the advantages that accuracy is high, tunnel lamps are turned on when vehicles get close and are turned off when the vehicles leave, and energy is effectively saved at the premise of ensuring tunnel driving safety; during detecting the tunnel vehicle information by image analysis, information output through the method necessarily include speeds of vehicles at a monitoring site, quantity of the vehicle, passing time, feature images, vehicle types, license plates and the like, the information is stored, traffic police officers are assisted by data mining in looking into violations of laws, assisting the criminal police in querying the information of suspects, including the time of their vehicles passing a tunnel and the license plates.
Owner:GUIZHOU UNIV

Intelligent robot-oriented man-machine interaction method and intelligent robot-oriented man-machine interaction device

The invention discloses an intelligent robot-oriented man-machine interaction method and an intelligent robot-oriented man-machine interaction device. The intelligent robot-oriented man-machine interaction method comprises an image parsing step, an interaction decision-making step, and an interaction output step. According to the image parsing step, an acquired image sequence related to a target in a preset time is parsed to acquire the behavior information of the target. According to the interaction decision-making step, the active interaction decision-making is executed according to the behavior information of the target, and an active interaction decision-making instruction is generated according to a decision result. According to an interaction output step, actively-interacting multi-mode data is generated and output according to the active interaction instruction. Compared with a conventional man-machine interaction method based on visual sense, the intelligent robot-oriented man-machine interaction method is advantageous in that the accurate prediction of the target behavior is realized, and the effective and individualized interaction between the intelligent robot and the user is realized according to a behavior prediction result, and therefore the user experience of the intelligent robot and user stickiness are improved.
Owner:BEIJING GUANGNIAN WUXIAN SCI & TECH

Edge computing gateway based on visual identification

The invention provides an edge computing gateway based on visual identification. The edge computing gateway comprises an image acquisition module, an image analysis module, a data conversion module, amicroprocessor, a protocol analysis module and a data transmission module. The image acquisition module comprises a panel image acquisition camera group and an environment image acquisition camera. The image analysis module analyzes to obtain parameter information and alarm information of each device. The microprocessor is used for processing and analyzing the converted parameter information andalarm information to obtain an abnormal result and an operation action of the corresponding equipment. The data transmission module is used for sending the abnormal result converted into the preset protocol and the equipment operation action to the corresponding equipment. According to the scheme, the trouble of a conventional edge computing gateway on a closed protocol is made up, equipment whichis isolated from each other due to the fact that a communication protocol is not opened or no communication interface exists before is communicated, monitoring of the whole workshop can be completed,and the workload of staff inspection is greatly reduced.
Owner:浙江华工赛百数据系统有限公司

Hyperspectral image water area automatic extraction method

The invention discloses a hyperspectral image water area automatic extraction method, and belongs to the technical field of remote sensing image processing. The method comprises the following steps: firstly, reading a hyperspectral image, analyzing waveband information of data, and calculating a water body index value of each pixel; then, an improved OTSU method is used for carrying out water areaautomatic segmentation threshold calculation, and a water area primary extraction result is obtained; then, on the basis of a water area primary extraction result, extracting a spectrum of water, carrying out spectrum consistency analysis, and obtaining an Euclidean distance between each pixel and a water body spectrum; taking the Euclidean distance as a weighted value, carrying out covariance matrix calculation, and carrying out water area extraction of a constraint energy minimization method on the basis; obtaining a water area secondary extraction result by utilizing an improved OTSU method; and finally, comprehensively analyzing the water area primary extraction result and the water area secondary extraction result to obtain a final water area extraction result. The method can be carried out in a full-automatic mode, priori knowledge and any parameter setting are not needed, and high precision is achieved.
Owner:NO 54 INST OF CHINA ELECTRONICS SCI & TECH GRP
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