FeedGuard: Online Critic-Guided Reinforcement Learning with Privacy-Preserving Feedback for Recommendation.

@inproceedings{zhu-2026-feedguard, author = {Mengying Zhu and Feiyue Chen and Lifan Jiang and Mengyuan Yang and Yangyang Wu and Guanjie Cheng and Xiaolin Zheng}, editor = {Hakim Hacid and Yoelle Maarek and Francesco Bonchi and Ido Guy and Emine Yilmaz}, title = {{FeedGuard: Online Critic-Guided Reinforcement Learning with Privacy-Preserving Feedback 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 = {650--661}, publisher = {ACM}, year = {2026}, url = {https://doi.org/10.1145/3774904.3792155}, doi = {https://doi.org/10.1145/3774904.3792155} }