Main » NTCIR » 2007 » Proceedings of the 6th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-6, National Center of Sciences, Tokyo, Japan, May 15-18, 2007 »

A System for Answering Non-Factoid Japanese Questions by Using Passage Retrieval Weighted Based on Type of Answer

Masaki Murata, Sachiyo Tsukawaki, Toshiyuki Kanamaru, Qing Ma, Hitoshi Isahara