Do LLMs Memorize Recommendation Datasets? A Preliminary Study on MovieLens-1M.

@inproceedings{palma-2025-llms, author = {Dario Di Palma and Felice Antonio Merra and Maurizio Sfilio and Vito Walter Anelli and Fedelucio Narducci and Tommaso Di Noia}, editor = {Nicola Ferro and Maria Maistro and Gabriella Pasi and Omar Alonso and Andrew Trotman and Suzan Verberne}, title = {{Do LLMs Memorize Recommendation Datasets? A Preliminary Study on MovieLens-1M}}, booktitle = {{Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025}}, pages = {2582--2586}, publisher = {ACM}, year = {2025}, url = {https://doi.org/10.1145/3726302.3730178}, doi = {https://doi.org/10.1145/3726302.3730178} }