Efficient query expansion for advertisement search.

@inproceedings{wang-2009-efficient, author = {Haofen Wang and Yan Liang and Linyun Fu and Gui-Rong Xue and Yong Yu}, editor = {James Allan and ChengXiang Zhai and Javed A. Aslam and Mark Sanderson and ChengXiang Zhai and Javed A. Aslam and Justin Zobel}, title = {{Efficient query expansion for advertisement search}}, booktitle = {{Proceedings of the 32nd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2009, Boston, MA, USA, July 19-23, 2009}}, pages = {51--58}, publisher = {ACM}, year = {2009}, url = {https://doi.org/10.1145/1571941.1571953}, doi = {https://doi.org/10.1145/1571941.1571953} }