QIU Tianshuang   

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Language:English

Paper Publications

Title of Paper:一种基于经验模态分解的癫痫棘波检测方法

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Date of Publication:2008-04-25

Journal:生物医学工程学杂志

Included Journals:PubMed、PKU、ISTIC、CSCD

Volume:25

Issue:2

Page Number:275-279

ISSN No.:1001-5515

Key Words:脑电信号;经验模态分解;非线性能量算子;棘波检测

Abstract:脑电癫痫特征波的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的意义.我们提出一种基于经验模态分解(EMD)的癫痫特征波检测方法,该方法首先经过EMD分解得到若干个固有模态函数(IMF),然后对其中的第一个IMF应用非线性能量算子(NBO)进行特征波提取,从而达到自动检测的效果.在对数值模拟的和真实的癫痫脑电信号(EEG)的仿真实验中,该方法都取得了较好的结果.

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