1. Itakura distance: a useful similarity measure between EEG and EOG signals in computer-aided classification of sleep stages;Estrada,2005
2. Sleep stage classification based on EEG Hilbert– Huang transform;Li,2009
3. Multi-class SVM based on sleep stage identification using EEG signal;Aboalayon,2014
4. A hierarchical classification system for sleep stage scoring via forehead EEG signals;Huang,2013
5. Applying the fuzzy c-means based dimension reduction to improve the sleep classification system;Huang,2013