Main » NTCIR » 2008 » Proceedings of the 7th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-7, National Center of Sciences, Tokyo, Japan, December 16-19, 2008 »

Using the Multi-level Classification Method in the Patent Mining Task at NTCIR-7

Duo Ji, Huan-Yu Zhao, Dongfeng Cai