collaborators

7 papers

cs.IR2025

TOOL4POI: A Tool-Augmented LLM Framework for Next POI Recommendation

Dongsheng Wang, Shen Gao, Chengrui Huang +3

Next Point-of-Interest (POI) recommendation is a fundamental task in location-based services. While recent advances leverage Large Language Model (LLM) for sequential modeling, exi…

cs.LG2025

CoSineVerifier: Tool-Augmented Answer Verification for Computation-Oriented Scientific Questions

Ruixiang Feng, Zhenwei An, Yuntao Wen +9

Answer verification methods are widely employed in language model training pipelines spanning data curation, evaluation, and reinforcement learning with verifiable rewards (RLVR).…

cs.LG2025

Beyond Superficial Forgetting: Thorough Unlearning through Knowledge Density Estimation and Block Re-insertion

Feng Guo, Yuntao Wen, Shen Gao +2

Machine unlearning, which selectively removes harmful knowledge from a pre-trained model without retraining from scratch, is crucial for addressing privacy, regulatory compliance,…

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.CL2025

CulFiT: A Fine-grained Cultural-aware LLM Training Paradigm via Multilingual Critique Data Synthesis

Ruixiang Feng, Shen Gao, Xiuying Chen +2

Large Language Models (LLMs) have demonstrated remarkable capabilities across various tasks, yet they often exhibit a specific cultural biases, neglecting the values and linguistic…