The use of categorization information in language models for question retrieval.

@inproceedings{cao-2009-use, author = {Xin Cao and Gao Cong and Bin Cui and Christian S. Jensen and Ce Zhang}, editor = {David Wai-Lok Cheung and Il-Yeol Song and Wesley W. Chu and Xiaohua Hu and Jimmy Lin}, title = {{The use of categorization information in language models for question retrieval}}, booktitle = {{Proceedings of the 18th ACM Conference on Information and Knowledge Management, CIKM 2009, Hong Kong, China, November 2-6, 2009}}, pages = {265--274}, publisher = {ACM}, year = {2009}, url = {https://doi.org/10.1145/1645953.1645989}, doi = {https://doi.org/10.1145/1645953.1645989} }