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粒子滤波连续帧图像中弱目标检测前跟踪的机理研究

DOI: 10.11834/jig.20100219

Keywords: 贝叶斯推理,检测前跟踪,粒子滤波,弱目标

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Abstract:

基于粒子滤波的检测前跟踪算法是当前连续帧图像中弱目标检测与跟踪的研究热点。鉴于已有研究成果中缺少针对粒子滤波检测前跟踪的机理研究,在Bayes推理框架内,分析了检测前跟踪基于累积观测似然比检测弱目标的原理。在理论上推导了Bayes检测前跟踪递归累积观测数据来实现弱目标检测与跟踪的过程,分析验证了采用粒子滤波过程中未归一化粒子权重实现该过程的机理,并基于该机理实现了一种粒子滤波检测前跟踪算法。仿真试验验证了理论分析的正确性和文中粒子滤波检测前跟踪算法的有效性。

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