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Liangyue Li

4 accepted papers

2025

DEEPER Insight into Your User: Directed Persona Refinement for Dynamic Persona Modeling

ACL 2025long

To advance personalized applications such as recommendation systems and user behavior prediction, recent research increasingly adopts large language models (LLMs) for human-readable persona modeling. In dynamic real-world scenarios, effective persona modeling necessitates leveraging streaming behavi…

2025

Think Thrice Before You Act: Progressive Thought Refinement in Large Language Models

ICLR 2025poster

Recent advancements in large language models (LLMs) have demonstrated that progressive refinement, rather than providing a single answer, results in more accurate and thoughtful outputs. However, existing methods often rely heavily on supervision signals to evaluate previous responses, making it…

2024

Mixed Distillation Helps Smaller Language Models Reason Better

EMNLP 2024finding

As large language models (LLMs) have demonstrated impressive multiple step-by-step reasoning capabilities in recent natural language processing (NLP) reasoning tasks, many studies are interested in distilling reasoning abilities into smaller language models (SLMs) via fine-tuning. Previous distillat…

2022

SMINet: State-Aware Multi-Aspect Interests Representation Network for Cold-Start Users Recommendation

AAAI 2022technical

Online travel platforms (OTPs), e.g., bookings.com and Ctrip.com, deliver travel experiences to online users by providing travel-related products. Although much progress has been made, the state-of-the-arts for cold-start problems are largely sub-optimal for user representation, since they do not ta…