1. Beitzel SM, Jensen EC, Chowdhury A, Frieder O, Grossman D and Goharian N (2003) Disproving the fusion hypothesis: An analysis of data fusion via effective information retrieval strategies. In: Proceedings of the 2003 SAC Conference, pp. 1?5.
2. Belkin N, Kantor PB, Fox EA and Shaw JA (1995) Combining the evidence of multiple query representations for information retrieval. Information Processing and Management, 31(3):431?448.
3. Cooper WS, Gey FC and Chen A (1994) Full text retrieval based on a probabilistic equation with coefficients fitted by logistic regression. In: Harman DK, ed., The Second Text Retrieval Conference (TREC-2) (NIST Special Publication 500-215), National Institute of Standards and Technology, Gaithersburg, MD, pp. 57?66.
4. Cooper WS, Gey FC and Dabney DP (1992) Probabilistic retrieval based on staged logistic regression. In: 15th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Copenhagen, Denmark, June 21?24, ACM, New York, pp. 198?210.
5. Croft WB (2000) Combining approaches to information retrieval. In: Croft WB, ed., Advances in Information Retrieval: Recent research from the Center for Intelligent Information Retrieval, Kluwer, Boston, chapter 1, pp. 1?36.