Sample-Free Almost-Exact Estimation of Plackett-Luce Propensities for Off-Policy Ranking.

@inproceedings{knyazev-2026-samplefree, author = {Norman Knyazev and Harrie Oosterhuis}, editor = {Ricardo Campos and Adam Jatowt and Yanyan Lan and Mohammad Aliannejadi and Christine Bauer and Sean MacAvaney and Avishek Anand and Zhaochun Ren and Suzan Verberne and Nan Bai and Masoud Mansoury}, title = {{Sample-Free Almost-Exact Estimation of Plackett-Luce Propensities for Off-Policy Ranking}}, booktitle = {{Advances in Information Retrieval - 48th European Conference on Information Retrieval, ECIR 2026, Delft, The Netherlands, March 29 - April 2, 2026, Proceedings, Part I}}, series = {Lecture Notes in Computer Science}, volume = {16483}, pages = {163--177}, publisher = {Springer}, year = {2026}, url = {https://doi.org/10.1007/978-3-032-21289-4_11}, doi = {https://doi.org/10.1007/978-3-032-21289-4_11} }