?url_ver=Z39.88-2004&rft_id=10.1007%2F978-981-16-4513-6%E2%82%84%E2%82%87&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aulast=Othman&rft.au=Othman%2C+E.S.&rft.aufirst=E.S.&rft.isbn=9789811645129&rft.issn=22138684&rft.date=2021&rft.title=K-means+Clustering+Analysis+for+EEG+Features+of+Situational+Interest+Detection+in+Classroom+Learning&rft.genre=proceeding