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.
David Carmel, Elad Yom-Tov, Ian Soboroff. SIGIR workshop report: predicting query difficulty - methods and applications. SIGIR Forum, 39(2):25-28, 2005. [doi]
Abstract is missing.