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.
Seung-Hoon Na, In-Su Kang, Ji-Eun Roh, Jong-Hyeok Lee. An empirical study of query expansion and cluster-based retrieval in language modeling approach. Inf. Process. Manage., 43(2):302-314, 2007. [doi]
Abstract is missing.