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Hanjiang Lai received the BS degree in the School of Software  from Sun Yat-sen University in 2009. And he is currently working toward the PhD degree in the School of Information Science and Technology at Sun Yat-sen University under the supervision of Professor Yong Tang . His main research interests include machine learning, optimization and learning-to-rank.

Hanjiang Lai received the BS degree in the School of Software from Sun Yat-sen University in 2009. And he is currently working toward the PhD degree in the School of Information Science andTechnology, Sun Yat-sen University .

Learning to rank , Machine Learning

Introduction