Reducing the risk of query expansion via robust constrained optimization.

@inproceedings{collinsthompson-2009-reducing, author = {Kevyn Collins-Thompson}, editor = {David Wai-Lok Cheung and Il-Yeol Song and Wesley W. Chu and Xiaohua Hu and Jimmy Lin}, title = {{Reducing the risk of query expansion via robust constrained optimization}}, booktitle = {{Proceedings of the 18th ACM Conference on Information and Knowledge Management, CIKM 2009, Hong Kong, China, November 2-6, 2009}}, pages = {837--846}, publisher = {ACM}, year = {2009}, url = {https://doi.org/10.1145/1645953.1646059}, doi = {https://doi.org/10.1145/1645953.1646059} }