Significance of Subject-Dependency for Imagined Speech Classification Using EEG. - Sandali Nisansa Liyanagoonawardena; Ashan Thamara Palihakkara; Dineth Navodya Mudalige; Chathura Jayasankha Uluwitike Gamage; Anjula C. De Silva; Thashi Chang (ICIIS, 2023)