How Role-Play Shapes Relevance Judgment in Zero-Shot LLM Rankers.

@inproceedings{wang-2026-roleplay, author = {Yumeng Wang and Jirui Qi and Catherine Chen and Panagiotis Eustratiadis and Suzan Verberne}, 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 = {{How Role-Play Shapes Relevance Judgment in Zero-Shot LLM Rankers}}, 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 = {228--242}, publisher = {Springer}, year = {2026}, url = {https://doi.org/10.1007/978-3-032-21289-4_15}, doi = {https://doi.org/10.1007/978-3-032-21289-4_15} }