QIU Tianshuang   

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Language:English

Paper Publications

Title of Paper:基于小波变换的癫痫发作前脑电特征分析

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Date of Publication:2003-01-01

Journal:信号处理

Included Journals:ISTIC

Volume:19

Issue:z1

Page Number:328-331

ISSN No.:1003-0530

Key Words:小波变换;癫痫;发作前;EEG

Abstract:癫痫的发作在临床上呈突发性,很难对其进行有效地预测.本文利用小波变换处理癫痫发作前脑电信号的α节律提取特征.通过计算其小波能谱发现,癫痫发作前3分钟左右,α节律的瞬时小波能量显著下降,说明α节律受到抑制,从而为较早期预测癫痫提供了可能.

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