ChengXiang Zhai, John D. Lafferty. A study of smoothing methods for language models applied to information retrieval. ACM Trans. Inf. Syst., 22(2):179-214, 2004. [doi]
@article{ZhaiL04,
title = {A study of smoothing methods for language models applied to information retrieval},
author = {ChengXiang Zhai and John D. Lafferty},
year = {2004},
doi = {10.1145/984321.984322},
url = {http://doi.acm.org/10.1145/984321.984322},
tags = {modeling language, information retrieval, language modeling, information models},
researchr = {https://researchr.org/publication/ZhaiL04},
cites = {0},
citedby = {0},
journal = {ACM Trans. Inf. Syst.},
volume = {22},
number = {2},
pages = {179-214},
}