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.
Dennis Muhlestein, SeungJin Lim. Online learning with social computing based interest sharing. Knowl. Inf. Syst., 26(1):31-58, 2011. [doi]
Abstract is missing.