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Abstract:
Deep neural network has been widely applied for seizure prediction, and its appropriate input is the key to prediction effect. However, the phase synchronization which may happen before seizure onset has seldom been received sufficient attention. In this paper, a novel seizure prediction method is proposed. The multi-channel electroencephalogram (EEG) signals are preprocessed for denoising, and wavelet transform (WT) is employed to extract time-frequency features. Then, the phase locking value (PLV) of each channel of filtered EEG is calculated based on two frequency bands (i.e. 2-40 Hz and 80-128 Hz), and it is used for weighting time-frequency features, obtaining the fused features. Finally, a three-dimensional convolution neural network (3DCNN) is constructed and the fused features are used as input to achieve epilepsy prediction. Experiments are conducted based on the CHB-MIT dataset, and the average prediction accuracy of 10 subjects reaches 99.14%. The results show that the fusion of PLV and time-frequency features can reflect the characteristics of Epilepsy, and it matches with 3DCNN well. © 2023 IEEE.
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Year: 2023
Page: 3617-3621
Language: English
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WoS CC Cited Count: 0
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 14
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