Chest ring target bullet hole detection system based on real-time target tracking

The chest ring target bullet hole detection system with real-time target tracking, combined with deep learning and multi-target tracking algorithms, solves the problems of recognition accuracy and ring number determination of traditional target recognition systems in complex environments, and achieves high-precision bullet hole detection and ring number determination.

CN120807892APending Publication Date: 2025-10-17NANJING UNIV OF AERONAUTICS & ASTRONAUTICS
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Patent Information

Application Number
CN202510966570.4
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-07-14
Publication Date
2025-10-17

AI Technical Summary

Technical Problem

The existing target recognition system has low recognition accuracy in complex environments, the bullet hole features are not obvious, it is difficult to accurately identify when multiple bullet holes overlap, the detection of newly appeared bullet holes is not sensitive, and it is difficult to achieve real-time detection and ring count determination.

Method used

A chest ring target bullet hole detection system based on real-time target tracking is adopted, including image acquisition, frame registration and fusion feature extraction, bullet hole detection, tracking and coordinate mapping modules. It uses the improved YOLOv8 deep learning model and ByteTrack multi-target tracking algorithm, combined with the temporal attention mechanism and semantic segmentation technology to achieve accurate detection of bullet holes and ring number determination.

Benefits of technology

The accuracy and robustness of bullet hole detection have been improved, and it can accurately identify bullet holes under different lighting conditions and complex backgrounds. It solves the detection problems of multiple overlapping bullet holes and newly appeared bullet holes, and achieves the accuracy of ring number determination and the system's anti-interference ability.

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Abstract

The invention relates to the technical field of computer vision and target detection, and relates to a real-time target tracking-based chest ring target bullet hole detection system, which comprises an image acquisition module for acquiring a chest ring target surface image in real time through a camera; the frame registration and fusion feature extraction module adopts a feature extraction method based on reference frame registration and front and back frame residual calculation; the bullet hole detection module is based on an improved YOLOv8 deep learning target detection model; the bullet hole tracking module is used for tracking the detected bullet hole by adopting a ByteTrack multi-target tracking algorithm; the coordinate mapping module is used for mapping the detected bullet hole position to a target ring coordinate system; and the data pushing module is used for pushing the bullet hole position and the ring number information to the client in real time. According to the invention, the frame registration and residual space-time feature fusion technology is combined with the YOLOv8 target detection and ByteTrack target tracking technology, so that high-precision detection, tracking and ring number determination of bullet holes in a shooting target surface are realized.
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