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Detection and Adaptive Video Processing of Hyperopia Scene in Sports Video
Author(s) -
Qingjie Chen,
Minkai Dong
Publication year - 2021
Publication title -
complexity
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.447
H-Index - 61
eISSN - 1099-0526
pISSN - 1076-2787
DOI - 10.1155/2021/6610760
Subject(s) - computer science , computer vision , artificial intelligence , motion detection , motion (physics) , object detection , pattern recognition (psychology)
In the research of motion video, the existing target detection methods are susceptible to changes in the motion video scene and cannot accurately detect themotion state of the target.Moving target detection technology is an important branch of computer vision technology. Its function is to implement real-timemonitoring, real-time video capture, and detection of objects in the target area and store information that users are interested in as an important basis for exercise.,is article focuses on how to efficiently performmotion detection on realtime video. By introducing the mathematical model of image processing, the traditional motion detection algorithm is improved and the improved motion detection algorithm is implemented in the system. ,is article combines the advantages of the widely used frame difference method, target detection algorithm, and background difference method and introduces the moving object detection method combining these two algorithms. When using Gaussian mixture model for modeling, improve the parts with differences, and keep the unmatched Gaussian distribution so that themodeling effect is similar to the actual background; the binary image is obtained through the difference between frames and the threshold, and the motion change domain is extracted through mathematical morphological filtering, and finally, the moving target is detected. ,e experiment proved the following: when there are more motion states, the recall rate is slightly better than that of the VIBE algorithm. It decreased about 0.05 or so, but the relative accuracy rate increased by about 0.12, and the increase ratio is significantly higher than the decrease ratio. Departments need to adopt effective target extraction methods. In order to improve the accuracy of moving target detection, this paper studies the method of backgroundmodel establishment and target extraction and proposes its own improvement.

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