Reinforcement Learning-Constrained Segmented User Modeling with Large Language Models for Recommendation.

@inproceedings{xia-2026-reinforcement, author = {Yu Xia and Qing Tan and He Chen and Jingyu Chen and Qian Dong}, editor = {Hakim Hacid and Yoelle Maarek and Francesco Bonchi and Ido Guy and Emine Yilmaz}, title = {{Reinforcement Learning-Constrained Segmented User Modeling with Large Language Models for Recommendation}}, booktitle = {{Proceedings of the ACM Web Conference 2026, WWW 2026, Dubai, United Arab Emirates, originally scheduled for April 13-17, 2026, rescheduled for June 29 - July 3, 2026}}, pages = {5786--5797}, publisher = {ACM}, year = {2026}, url = {https://doi.org/10.1145/3774904.3792130}, doi = {https://doi.org/10.1145/3774904.3792130} }