QIU Tianshuang   

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Language:English

Paper Publications

Title of Paper:分数极点系统中非高斯稳定噪声的逆滤波方法

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Date of Publication:2006-12-01

Journal:计算机工程与应用

Included Journals:PKU、ISTIC、CSCD

Volume:42

Issue:34

Page Number:19-22

ISSN No.:1002-8331

Key Words:α-稳定分布;分数低阶统计量;分数极点系统;逆滤波

Abstract:α-稳定分布可以更好地描述实际应用中所遇到的具有显著脉冲特性的随机信号和噪声.α稳定分布没有统一闭式的概率密度函数,其二阶及二阶以上统计量均不存在.针对分数极点系统中存在的独立SαS噪声,论文提出一种分数极点系统中稳定分布噪声的逆滤波方法,并分析了算法的长记忆、最小相位、收敛特性.计算机模拟实验结果表明,这种算法是一种在SoS分布噪声条件下具有良好韧性的逆滤波方法.

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