QIU Tianshuang   

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Language:English

Paper Publications

Title of Paper:基于小波变换并结合神经网络的癫痫发作预报

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Date of Publication:2005-10-30

Journal:中国生物医学工程学报

Included Journals:PKU、ISTIC、CSCD、Scopus

Volume:24

Issue:5

Page Number:535-540

ISSN No.:0258-8021

Key Words:癫痫;EEG;递归神经网络;小波变换

Abstract:采用信号处理的方法分析脑电图以实现自动预报癫痫发作是该领域一个难题,至今进展不够显著.本研究将小波变换用于脑电信号的预处理,并与递归神经网络RNN相结合预测癫痫发作.通过比较三种不同的预处理方法,发现在小波变换域利用脑电信号α节律的能量谱可以实现发作预报,而进一步提取包络并作非线性变换可以有效地提高RNN的预报性能.

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