Insider Knowledge: How Much Can RAG Systems Gain from Evaluation Secrets?

@inproceedings{dietz-2026-insider, author = {Laura Dietz and Bryan Li and Eugene Yang and Dawn J. Lawrie and William Gantt Walden and James Mayfield}, 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 = {{Insider Knowledge: How Much Can RAG Systems Gain from Evaluation Secrets?}}, 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 = {582--597}, publisher = {Springer}, year = {2026}, url = {https://doi.org/10.1007/978-3-032-21289-4_37}, doi = {https://doi.org/10.1007/978-3-032-21289-4_37} }