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Jihwan Seok

2 accepted papers

2026

More Than What Was Chosen: LLM-based Explainable Recommendation Beyond Noisy User Preferences

ICLR 2026poster

Recommender systems traditionally rely on the principle of Revealed Preference (RP), which assumes that observed user behaviors faithfully reflect underlying interests. While effective at scale, this assumption is fragile in practice, as real-world choices are often noisy and inconsistent. Thus, eve…

Cited by 0SourcecodeScholar
2026

Think Wise, Collaborate Effectively: A Rationale-Aware LLM-Based Recommender with Reinforcement Learning from Collaborative Signals

AAAI 2026technical

Large Language Models (LLMs) have recently emerged as powerful reasoning engines in recommender systems, generating natural-language explanations that foster user engagement. However, their recommendation performance remains limited, as they lack exposure to collaborative user-item interaction patte

Cited by 0SourcePDFScholar