Gracinda Carvalho, David Martins de Matos, Vitor Rocio. Document retrieval for question answering: a quantitative evaluation of text preprocessing. In Aparna S. Varde, Jian Pei, editors, Proceedings of the First Ph.D. Workshop in CIKM, PIKM 2007, Sixteenth ACM Conference on Information and Knowledge Management, CIKM 2007, Lisbon, Portugal, November 9, 2007. pages 125-130, ACM, 2007. [doi]
Abstract is missing.