基于即时遥感的多动态目标实时追踪算法研究
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云南省重大科技专项计划:面向云南自然资源生态环境监测及智慧治理的关键技术研究(202202AD080010)


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    摘要:

    多动态目标常受光照变化、目标间相互遮挡以及动态背景等因素干扰,存在追踪效果不佳等问题。为解决这一问题,实现多个动态目标精准、及时的追踪,本次利用即时遥感技术,优化设计多动态目标实时追踪算法。文章先根据待追踪目标的结构与颜色特征,设置追踪目标标准特征。利用即时遥感技术动态获取目标遥感图像,通过滤波、去雾、遮挡处理等步骤,实现遥感图像预处理。然后采用背景差分的方式,分割遥感图像中的多动态目标,从结构和颜色两个方面提取多动态目标遥感图像特征,最后通过特征匹配实现多动态目标的识别与定位。通过多动态目标的运动估计,得出任意时刻所有动态目标的追踪结果。实测结果表明:与传统算法相比,在全局光照场景和遮挡场景下,优化设计算法的追踪误差明显降低,同时更新频率得到提升,其具有更高的追踪精度与实时性能,应用效果较好。

    Abstract:

    Multiple dynamic targets are often affected by factors such as changes in lighting, mutual occlusion between targets, and dynamic backgrounds, resulting in poor tracking performance. To solve this problem and achieve accurate and timely tracking of multiple dynamic targets, real-time remote sensing technology is utilized to optimize the design of real-time tracking algorithms for multiple dynamic targets. The article first sets the standard features for tracking targets based on their structure and color characteristics. Utilize real-time remote sensing technology to dynamically obtain target remote sensing images, and achieve remote sensing image preprocessing through steps such as filtering, defogging, and occlusion processing. Then, the background subtraction method is used to segment multiple dynamic targets in remote sensing images, extract features of multiple dynamic targets from both structural and color aspects, and finally achieve recognition and localization of multiple dynamic targets through feature matching. By estimating the motion of multiple dynamic targets, the tracking results of all dynamic targets at any given time can be obtained. The actual test results show that compared with traditional algorithms, the optimized design algorithm significantly reduces tracking errors and increases update frequency in global lighting and occlusion scenarios. It has higher tracking accuracy and real-time performance, and has good application effects.

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杨晔,王雷光,张艳,吴瑞婵,张永胜.基于即时遥感的多动态目标实时追踪算法研究计算机测量与控制[J].,2025,33(10):199-207.

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  • 收稿日期:2024-08-27
  • 最后修改日期:2024-10-12
  • 录用日期:2024-10-14
  • 在线发布日期: 2025-10-27
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