Using Coherence-Based Measures to Predict Query Difficulty.

@inproceedings{he-2008-using, author = {Jiyin He and Martha A. Larson and Maarten de Rijke}, editor = {Craig Macdonald and Iadh Ounis and Vassilis Plachouras and Ian Ruthven and Ryen W. White}, title = {{Using Coherence-Based Measures to Predict Query Difficulty}}, booktitle = {{Advances in Information Retrieval , 30th European Conference on IR Research, ECIR 2008, Glasgow, UK, March 30-April 3, 2008. Proceedings}}, series = {Lecture Notes in Computer Science}, volume = {4956}, pages = {689--694}, publisher = {Springer}, year = {2008}, url = {https://doi.org/10.1007/978-3-540-78646-7_80}, doi = {https://doi.org/10.1007/978-3-540-78646-7_80} }