Kembayeva , Z., Dosymbetova , G. and Nurgaliyev , M. (2026) “SUBJECT-SPECIFIC OPTIMIZATION OF THE EEG SIGNAL PROCESSING PIPELINE FOR MULTI-CLASS MOTOR IMAGERY CLASSIFICATION”, EKTU Journal of Information and Communication Sciences, 1(3). doi: 10.51885/3134-8025_JICS_2026_3_4.