Enhancing Recommendation Systems through SVD-based collaborative filtering and community detection. - Keerthika, T.; Ignisha, Rajathi G.; Rajamani, Vedhapriyavadhana; Kumar, Surya Santhosh; Selvam, Karthigai; Aiyyappan, M. R.; Babu, L. S. Thoshi (PLoS ONE, 2026)