collaborators

6 papers

cs.CL2025

Memory-T1: Reinforcement Learning for Temporal Reasoning in Multi-session Agents

Yiming Du, Baojun Wang, Yifan Xiang +11

Temporal reasoning over long, multi-session dialogues is a critical capability for conversational agents. However, existing works and our pilot study have shown that as dialogue hi…

cs.LG2025

ToolACE: Winning the Points of LLM Function Calling

Weiwen Liu, Xu Huang, Xingshan Zeng +24

Function calling significantly extends the application boundary of large language models, where high-quality and diverse training data is critical for unlocking this capability. Ho…

cs.CL2025

ToolFlow: Boosting LLM Tool-Calling Through Natural and Coherent Dialogue Synthesis

Zezhong Wang, Xingshan Zeng, Weiwen Liu +6

Supervised fine-tuning (SFT) is a common method to enhance the tool calling capabilities of Large Language Models (LLMs), with the training data often being synthesized. The curren…

cs.CL2025

Chain-of-Probe: Examining the Necessity and Accuracy of CoT Step-by-Step

Zezhong Wang, Xingshan Zeng, Weiwen Liu +7

Current research found the issue of Early Answering in large language models (LLMs), where the models already have an answer before generating the Chain-of-Thought (CoT). This phen…

cs.CL2025

Bridging and Modeling Correlations in Pairwise Data for Direct Preference Optimization

Yuxin Jiang, Bo Huang, Yufei Wang +7

Direct preference optimization (DPO), a widely adopted offline preference optimization algorithm, aims to align large language models (LLMs) with human-desired behaviors using pair…

cs.CL2024

Selective Forgetting: Advancing Machine Unlearning Techniques and Evaluation in Language Models

Lingzhi Wang, Xingshan Zeng, Jinsong Guo +2

This paper explores Machine Unlearning (MU), an emerging field that is gaining increased attention due to concerns about neural models unintentionally remembering personal or sensi…