Dongfeng Cai


2008

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KECIR Information Retrieval System for NTCIR7 IR4QA Task
Dongfeng Cai | Dongyuan Li | Yu Bai | Bo Zhou
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

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KECIR Question Answering System at NTCIR7 CCLQA
Yu Bai | Li Guo | Lei Liu | Dongfeng Cai | Bo Zhou
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

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Using the Multi-level Classification Method in the Patent Mining Task at NTCIR-7
Duo Ji | Huan-Yu Zhao | Dongfeng Cai
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

2010

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KECIR: An Information Retrieval System for IR4QA Task
Dongfeng Cai | Shengqiao Kang | Yu Bai | Peiyan Wang
Proceedings of the 8th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-8, National Center of Sciences, Tokyo, Japan, June 15-18, 2010

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A KNN Research Paper Classification Method Based on Shared Nearest Neighbor
Yun-lei Cai | Duo Ji | Dongfeng Cai
Proceedings of the 8th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-8, National Center of Sciences, Tokyo, Japan, June 15-18, 2010

2013

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KECIR at NTCIR-10 Cross-Lingual Link Discovery Task
Jianxi Zheng | Yu Bai | Cheng Guo | Dongfeng Cai
Proceedings of the 10th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR-10, National Center of Sciences, Tokyo, Japan, June 18-21, 2013

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KECIR at the NTCIR-10 INTENT Task
Cheng Guo | Yu Bai | Jianxi Zheng | Dongfeng Cai
Proceedings of the 10th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR-10, National Center of Sciences, Tokyo, Japan, June 18-21, 2013