R. D. da Costa

Automatic Sleep Stage Classification with Subject-Wise Validation: Comparison of Random Forest, XGBoost, and SVM on the Sleep-EDFx Dataset

A reproducible pipeline for automatic classification of sleep stages using single-channel EEG (Fpz-Cz) from the public Sleep-EDFx dataset (PhysioNet), indicating that the performance ceiling is primarily determined by the feature set and the inherent physiological overlap between stages, rather than by the choice of cl...