1. Diversifying search results;Agrawal,2009
2. Retrieval evaluation with incomplete information;Buckley,2004
3. The use of MMR, diversity-based reranking for reordering documents and producing summaries;Carbonell,1998
4. Principles of economics;Carl,2007
5. System effectiveness, user models, and user utility: a conceptual framework for investigation;Carterette,2011