2018

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Dynamic Shard Cutoff Prediction for Selective Search
Hafeezul Rahman Mohammad | Keyang Xu | Jamie Callan | J. Shane Culpepper
The 41st International ACM SIGIR Conference on Research & Development in Information Retrieval, SIGIR 2018, Ann Arbor, MI, USA, July 08-12, 2018

2017

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CMUQA in QALab-3: Essay Question Answering for University Entrance Exams
Fadi Botros | Francesco Ciannella | Takaaki Matsumoto | Evan Chan | Cheng-Ta Chung | Lucas Bengtson | Keyang Xu | Tian Tian | Teruko Mitamura
The 13th NTCIR Conference, Evaluation of Information Access Technologies, National Center of Sciences, Tokyo, Japan, December 5-8, 2017

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De-duping URLs with Sequence-to-Sequence Neural Networks
Keyang Xu | Zhengzhong Liu | Jamie Callan
Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval, Shinjuku, Tokyo, Japan, August 7-11, 2017

2014

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THUSAM at NTCIR-11 IMine Task
Cheng Luo | Xin Li | Alisher Khodzhaev | Fei Chen | Keyang Xu | Yujie Cao | Yiqun Liu | Min Zhang | Shaoping Ma
Proceedings of the 11th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR-11, National Center of Sciences, Tokyo, Japan, December 9-12, 2014

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Revisiting the Evaluation of Diversified Search Evaluation Metrics with User Preferences
Fei Chen | Yiqun Liu | Zhicheng Dou | Keyang Xu | Yujie Cao | Min Zhang | Shaoping Ma
Information Retrieval Technology - 10th Asia Information Retrieval Societies Conference, AIRS 2014, Kuching, Malaysia, December 3-5, 2014. Proceedings