activity
20242026
collaborators

5 papers

cs.CL2026

Where to Look and What to Use: Retrieve-Localize-Generate for Long-Term Conversational Memory Question Answering

Yifan Wang, Xinkui Lin, Yongxiu Xu +9

Retrieval-augmented generation (RAG) enables large language models (LLMs) to answer questions by accessing external knowledge and has been widely adopted for long-term conversation…

cs.CL2026

PACE: Prefix-Protected and Difficulty-Aware Compression for Efficient Reasoning

Ruixiang Feng, Yuntao Wen, Silin Zhou +14

Language Reasoning Models (LRMs) achieve strong performance by scaling test-time computation but often suffer from ``overthinking'', producing excessively long reasoning traces tha…

cs.IR2025

CESRec: Constructing Pseudo Interactions for Sequential Recommendation via Conversational Feedback

Yifan Wang, Shen Gao, Jiabao Fang +3

Sequential Recommendation Systems (SRS) have become essential in many real-world applications. However, existing SRS methods often rely on collaborative filtering signals and fail…

cs.IR2025

Generative Next POI Recommendation with Semantic ID

Dongsheng Wang, Yuxi Huang, Shen Gao +3

Point-of-interest (POI) recommendation systems aim to predict the next destinations of user based on their preferences and historical check-ins. Existing generative POI recommendat…

cs.IR2024

DRE: Generating Recommendation Explanations by Aligning Large Language Models at Data-level

Shen Gao, Yifan Wang, Jiabao Fang +3

Recommendation systems play a crucial role in various domains, suggesting items based on user behavior.However, the lack of transparency in presenting recommendations can lead to u…