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Abstract:
Epileptic seizure prediction has been widely investigated to provide timely warning for patients with epilepsy in clinical practice. However, current methods have limited prediction capabilities as it remains a grand challenge to properly handle the intensive intra-individual and inter-individual variabilities along with the information fusion of EEG features from various domains. To address the issues, this study proposes a multi-domain EEG feature fusion network with supervised contrastive learning (namely MDFFNet-SCL) for epileptic seizure prediction. MDFFNet-SCL first employs five types of data transformations to generate the positive samples of anchor EEG samples. Multi-domain EEG features are then computed to reveal the multi-level information related to epileptic seizure, which is fed into EEG encoders with multi-scale convolution network to independently extract the deep EEG representations. In consideration of the inter-domain and intra-domain correlations, deep canonical correlation analysis (DCCA) is exploited to merge the deep EEG representations in multiple domains and form the shared representations. Finally, MDFFNet-SCL applies cross-entropy classification loss combined with CCA and SCL losses for model training, where CCA and SCL losses are utilized to increase the correlation between multi-domain features and alleviate the intra-individual and inter-individual variabilities. Experimental results on two public EEG datasets (CHB-MIT, Kaggle) indicate that (1) multi-domain feature fusion and supervised contrastive learning schemes have demonstrated superiority in capturing discriminative EEG features between the preictal and interictal states, (2) MDFFNet-SCL significantly outperforms the state-of-the-art counterparts with accuracy and AUC up to 98.70%,99.89% for CHB-MIT EEG dataset and 96.95%,99.27% for Kaggle EEG dataset. The solution can be extended to design a more general & robust framework for cross-subject or cross-dataset seizure prediction. © 2025 Elsevier Ltd
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Biomedical Signal Processing and Control
ISSN: 1746-8094
Year: 2026
Volume: 112
4 . 9 0 0
JCR@2023
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 1
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