QIU Tianshuang   

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Language:English

Paper Publications

Title of Paper:基于Durbin与Burg算法的AR SαS有色噪声α谱估计

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Date of Publication:2010-04-10

Journal:通信技术

Volume:43

Issue:4

Page Number:208-210,213

ISSN No.:1002-0802

Key Words:α谱 广义Yule-Walker方程 α稳定分布 自回归SαS模型

Abstract:稳定分布可更好地描述实际中所遇到的具有显著脉冲特性的随机噪声.在简要介绍稳定分布统计特性的基础上,描述了稳定分布的谱表示.为了对ARSαS过程进行α谱估值,通过对广义Yule-Walker方程进行分析,借鉴杜宾推算法和Burg算法推导了一种求解广义Yule-Walker方程的新方法.仿真结果表明,该方法能够较为准确地估计出从模型参数,且能准确地估计出ARSαS过程的α谱.

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