Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers.
Sign up for an account to create a profile with publication list, tag and review your related work, and share bibliographies with your co-authors.
Panagiotis Symeonidis, Alexandros Nanopoulos, Apostolos N. Papadopoulos, Yannis Manolopoulos. Collaborative recommender systems: Combining effectiveness and efficiency. Expert Syst. Appl., 34(4):2995-3013, 2008. [doi]
Abstract is missing.