activity
20242026
collaborators

6 papers

cs.CL2026

BoRP: Bootstrapped Regression Probing for Scalable and Human-Aligned LLM Evaluation

Peng Sun, Xiangyu Zhang, Duan Wu +5

Accurate evaluation of user satisfaction is critical for iterative development of conversational AI. However, for open-ended assistants, traditional A/B testing lacks reliable metr…

cs.LG2026

Boosting Direct Preference Optimization with Penalization

Pengwei Sun

Offline preference optimization has become a practical substitute for reinforcement learning from human feedback, but pairwise objectives such as Direct Preference Optimization (DP…

cs.AI2025

AIonopedia: an LLM agent orchestrating multimodal learning for ionic liquid discovery

Yuqi Yin, Yibo Fu, Siyuan Wang +8

The discovery of novel Ionic Liquids (ILs) is hindered by critical challenges in property prediction, including limited data, poor model accuracy, and fragmented workflows. Leverag…

cs.CL2025

Parrot: A Training Pipeline Enhances Both Program CoT and Natural Language CoT for Reasoning

Senjie Jin, Lu Chen, Zhiheng Xi +9

Natural language chain-of-thought (N-CoT) and Program chain-of-thought (P-CoT) have emerged as two primary paradigms for large language models (LLMs) to solve mathematical reasonin…

cs.CL2025

Causal Attention with Lookahead Keys

Zhuoqing Song, Peng Sun, Huizhuo Yuan +1

In standard causal attention, each token's query, key, and value (QKV) are static and encode only preceding context. We introduce CAuSal aTtention with Lookahead kEys (CASTLE), an…

cs.CL2024

ReFT: Reasoning with Reinforced Fine-Tuning

Trung Quoc Luong, Xinbo Zhang, Zhanming Jie +3

One way to enhance the reasoning capability of Large Language Models (LLMs) is to conduct Supervised Fine-Tuning (SFT) using Chain-of-Thought (CoT) annotations. This approach does…