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.
Steven Lerman, Jon Paul Potts. Unlocking knowledge, empowering minds: MIT's OpenCourseWare project. IEEE Signal Process. Mag., 23(5):11-15, 2006. [doi]
Abstract is missing.