Query topic detection for reformulation.

@inproceedings{he-2007-query, author = {Xuefeng He and Jun Yan and Jinwen Ma and Ning Liu and Zheng Chen}, editor = {Carey L. Williamson and Mary Ellen Zurko and Peter F. Patel-Schneider and Prashant J. Shenoy}, title = {{Query topic detection for reformulation}}, booktitle = {{Proceedings of the 16th International Conference on World Wide Web, WWW 2007, Banff, Alberta, Canada, May 8-12, 2007}}, pages = {1187--1188}, publisher = {ACM}, year = {2007}, url = {https://doi.org/10.1145/1242572.1242758}, doi = {https://doi.org/10.1145/1242572.1242758} }