Smoothing NDCG metrics using tied scores.

@inproceedings{kustarev-2011-smoothing, author = {Andrey Kustarev and Yury Ustinovsky and Yury Logachev and Evgeny Grechnikov and Ilya Segalovich and Pavel Serdyukov}, editor = {Craig Macdonald and Iadh Ounis and Ian Ruthven}, title = {{Smoothing NDCG metrics using tied scores}}, booktitle = {{Proceedings of the 20th ACM Conference on Information and Knowledge Management, CIKM 2011, Glasgow, United Kingdom, October 24-28, 2011}}, pages = {2053--2056}, publisher = {ACM}, year = {2011}, url = {https://doi.org/10.1145/2063576.2063888}, doi = {https://doi.org/10.1145/2063576.2063888} }