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- 2016
噪声相关粒子滤波算法
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Abstract:
对标准粒子滤波在处理非线性系统状态估计中噪声独立假设的局限,该文研究分析了一种噪声相关粒子滤波算法。在常用的系统状态模型基础上,分析了噪声相关时建议分布函数的具体分布形式,并以高斯相关噪声为背景,在重要性权重条件最小方差意义下推导了最优建议分布函数的数值表达式。所设计的滤波器有效弥补了传统粒子滤波算法在噪声相关情况下的缺陷,拓展了PF算法的应用范围。仿真实验表明了该方法的有效性。
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