QIU Tianshuang   

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Paper Publications

基于经验模式分解的脑电棘波检测方法

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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:Scopus、CSCD、ISTIC、PKU、PubMed

Volume:24

Issue:5

Page Number:973-977

ISSN:1001-5515

Key Words:脑电信号;经验模式分解;Hilbert变换;棘波检测

Abstract:脑电癫痫特征波自动提取对于患者的诊断以及减轻医生的繁重劳动都具有重要意义.本研究结合经验模式分解(EMD)技术提出了一种基于经验模式分解的脑电棘波检测新方法.这种方法提取出EEG信号中与棘波信号相关的高频成分,计算其Hilbert变换后的瞬时幅值,进而检测出棘波信号.对临床EEG数据检测的结果表明,这种方法能有效地从复杂的背景EEG信号中检出棘波,具有良好的应用前景.

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