QIU Tianshuang   

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Paper Publications

一种基于经验模态分解的时频分布及其在EEG分析中的应用

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Indexed by:Journal Article

Date of Publication:2007-10-15

Journal:生物医学工程学杂志

Included Journals:CSCD、ISTIC、PKU、PubMed、Scopus

Volume:24

Issue:5

Page Number:990-995

ISSN:1001-5515

Key Words:经验模态分解法;Wigner-Ville分布;脑电信号

Abstract:Hilbert-Huang变换是一种新的分析非线性非平稳信号的时频方法,这种方法的关键部分是经验模态分解(EMD)方法,任何复杂的信号都可以通过EMD分解为有限数目并且具有一定物理意义的固有模态函数.我们结合该方法给出一种抑制Wigner-Ville分布交叉项的新方法,并将其应用于癫痫脑电信号(EEG)中,且得到了比较好的结果.

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