Stefanie Nowak, Karolin Nagel, Judith Liebetrau. The CLEF 2011 Photo Annotation and Concept-based Retrieval Tasks. In Vivien Petras, Pamela Forner, Paul D. Clough, editors, CLEF 2011 Labs and Workshop, Notebook Papers, 19-22 September 2011, Amsterdam, The Netherlands. 2011. [doi]
Abstract is missing.