collaborators

11 papers

cs.CL2026

Code2Math: Can Your Code Agent Effectively Evolve Math Problems Through Exploration?

Dadi Guo, Yuejin Xie, Qingyu Liu +11

As large language models (LLMs) advance their mathematical capabilities toward the IMO and research level, the scarcity of challenging, high-quality problems has become a significa…

cs.AI2026

Towards Self-Evolving Benchmarks: Synthesizing Agent Trajectories via Test-Time Exploration under Validate-by-Reproduce Paradigm

Dadi Guo, Tianyi Zhou, Dongrui Liu +8

Recent advances in large language models (LLMs) and agent system designs have empowered agents with unprecedented levels of capability. However, existing agent benchmarks are showi…

cs.CL2026

Diversity-Enhanced Reasoning for Subjective Questions

Yumeng Wang, Zhiyuan Fan, Jiayu Liu +2

Large Reasoning Models (LRMs) with long chain-of-thought capabilities, optimized via reinforcement learning with verifiable rewards (RLVR), excel at objective reasoning tasks like…

cs.LG2026

Empowering Reliable Visual-Centric Instruction Following in MLLMs

Weilei He, Feng Ju, Zhiyuan Fan +3

Evaluating the instruction-following (IF) capabilities of Multimodal Large Language Models (MLLMs) is essential for rigorously assessing how faithfully model outputs adhere to user…

cs.LG2025

Environment Scaling for Interactive Agentic Experience Collection: A Survey

Yuchen Huang, Sijia Li, Minghao Liu +5

LLM-based agents can autonomously accomplish complex tasks across various domains. However, to further cultivate capabilities such as adaptive behavior and long-term decision-makin…

cs.AI2025

Mathematical Proof as a Litmus Test: Revealing Failure Modes of Advanced Large Reasoning Models

Dadi Guo, Jiayu Liu, Zhiyuan Fan +5

Large reasoning models (e.g., R1, o3) have demonstrated remarkable mathematical problem-solving abilities. However, the high reported accuracy of these advanced models on popular d…