QIU Tianshuang   

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Language:English

Paper Publications

Title of Paper:拟牛顿分数低阶恒模算法的研究

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Date of Publication:2009-03-05

Journal:系统仿真学报

Included Journals:Scopus、PKU、ISTIC、CSCD

Volume:21

Issue:5

Page Number:1302-1304

ISSN No.:1004-731X

Key Words:自适应盲均衡;分数低阶统计量;恒模算法;拟牛顿算法

Abstract:为了提高分数低阶恒模均衡算法的收敛速度,提出了一种基于分数低阶恒模代价函数的拟牛顿自适应盲均衡算法.由于在权矢量更新方程中引进了代价函数的二阶Hessian矩阵,从而使算法的收敛速度较利用最速下降法的分数低阶恒模算法大大提高且具有较好的韧性.利用Matlab 对两种算法进行仿真,仿真结果对新算法性能的提高进行了验证.

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