Minmin Chen, Jian-Tao Sun, Xiaochuan Ni, Yixin Chen. Improving context-aware query classification via adaptive self-training. In Craig Macdonald, Iadh Ounis, Ian Ruthven, editors, Proceedings of the 20th ACM Conference on Information and Knowledge Management, CIKM 2011, Glasgow, United Kingdom, October 24-28, 2011. pages 115-124, ACM, 2011. [doi]