A method for calculating stability and tracking precision based on photoelectric video

By constructing a unified error model and automatic feature point matching, and directly utilizing the video stream of the optoelectronic system, the problems of equipment dependence and manual intervention in the evaluation of the stability and tracking accuracy of the optoelectronic system are solved. This enables efficient, real-time, and multi-scenario adaptable accuracy evaluation, improving evaluation efficiency and result interpretability.

CN122347692APending Publication Date: 2026-07-07西安应用光学研究所
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
西安应用光学研究所
Filing Date
2026-04-07
Publication Date
2026-07-07

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Abstract

The application discloses a kind of based on photoelectric video's stability and tracking precision calculation method, it is related to intelligent photoelectric system and computer vision technical field.The method is by constructing unified error model, the mapping relationship between image pixel error and system angle error is established;Original video stream is structured and handled, and is discretized as image sequence with timestamp;Automatic extraction and matching target feature point, construct cross-frame space-time correlation information;Based on space-time correlation information collaborative calculation stability precision and tracking precision, for stability precision analysis static reference point's pixel displacement and convert into angle error, for tracking precision analysis moving target relative image center's pixel deviation and convert into angle error.The method discards the dependence on special test equipment and artificial marking, realizes the integration of stability and tracking precision automatic evaluation, effectively improves the evaluation efficiency and scene adaptability.
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