Bi-Level Optimization for Generative Recommendation: Bridging Tokenization and Generation.

@inproceedings{bai-2026-bilevel, author = {Yimeng Bai and Chang Liu and Yang Zhang and Dingxian Wang and Frank Yang and Andrew Rabinovich and Wenge Rong and Fuli Feng}, 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 = {{Bi-Level Optimization for Generative Recommendation: Bridging Tokenization and Generation}}, booktitle = {{Proceedings of the 49th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2026, MelbourneVICAustralia, July 20-24, 2026}}, pages = {53--64}, publisher = {ACM}, year = {2026}, url = {https://doi.org/10.1145/3805712.3809632}, doi = {https://doi.org/10.1145/3805712.3809632} }