Better than Dense? Investigating the Natural Backward Compatibility of Learned Sparse Representations.

@inproceedings{qiao-2026-better, author = {Jingfen Qiao and Jorge S\'{a}nchez and Andrew Yates and Yue Shi and Gabrielle Poerwawinata and Jingfen Qiao and Jorge S\'{a}nchez and Thong Nguyen and Jia-Huei Ju and Eugene Yang and Evangelos Kanoulas and Andrew Yates and Yue Shi}, editor = {Hannah Bast and Alistair Moffat and Falk Scholer and Marc Najork and Min Zhang and Hannah Bast and Marc Najork and Min Zhang}, title = {{Better than Dense? Investigating the Natural Backward Compatibility of Learned Sparse Representations}}, booktitle = {{Proceedings of the 49th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2026, MelbourneVICAustralia, July 20-24, 2026}}, pages = {4052--4057}, publisher = {ACM}, year = {2026}, url = {https://doi.org/10.1145/3805712.3809842}, doi = {https://doi.org/10.1145/3805712.3809842} }