PeerJ Author 135 Points Contributions by role Author 135 Contributions by subject area Cognitive Disorders Geriatrics Data Mining and Machine Learning Data Science Nihat Adar PeerJ Author Summary Cognitive Disorders Data Mining & Machine Learning Data Science Geriatrics Past or current institution affiliations Osmangazi University Work details Assoc.Prof.Dr. Osmangazi University Computer Engineering Faculty member PeerJ Contributions Articles 1 May 26, 2022 Dementia-related user-based collaborative filtering for imputing missing data and generating a reliability scale on clinical test scores Savas Okyay, Nihat Adar https://doi.org/10.7717/peerj.13425 PubMed 35642196