Unifying Search and Recommendation in LLMs via Gradient Multi-Subspace Tuning

Jujia Zhao, Zihan Wang 0002, Shuaiqun Pan, Suzan Verberne, Zhaochun Ren. Unifying Search and Recommendation in LLMs via Gradient Multi-Subspace Tuning. In Alistair Moffat, Falk Scholer, Hannah Bast, Marc Najork, Min Zhang 0006, editors, Proceedings of the 49th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2026, MelbourneVICAustralia, July 20-24, 2026. pages 2486-2497, ACM, 2026. [doi]

Abstract

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