Two-stage language models for information retrieval.

@inproceedings{zhai-2002-twostage, author = {ChengXiang Zhai and John D. Lafferty}, editor = {Kalervo J\"{a}rvelin and Micheline Beaulieu and Ricardo Baeza-Yates and Sung-Hyon Myaeng}, title = {{Two-stage language models for information retrieval}}, booktitle = {{SIGIR 2002: Proceedings of the 25th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, August 11-15, 2002, Tampere, Finland}}, pages = {49--56}, publisher = {ACM}, year = {2002}, url = {https://doi.org/10.1145/564376.564387}, doi = {https://doi.org/10.1145/564376.564387} }