collaborators

5 papers

cs.AI2025

VAR-MATH: Probing True Mathematical Reasoning in LLMS via Symbolic Multi-Instance Benchmarks

Jian Yao, Ran Cheng, Kay Chen Tan

Recent advances in reinforcement learning (RL) have led to substantial improvements in the mathematical reasoning abilities of LLMs, as measured by standard benchmarks. Yet these g…

cs.DC2025

EvoGit: Decentralized Code Evolution via Git-Based Multi-Agent Collaboration

Beichen Huang, Ran Cheng, Kay Chen Tan

We introduce EvoGit, a decentralized multi-agent framework for collaborative software development driven by autonomous code evolution. EvoGit deploys a population of independent co…

cs.LG2025

Diversity-Aware Policy Optimization for Large Language Model Reasoning

Jian Yao, Ran Cheng, Xingyu Wu +2

The reasoning capabilities of large language models (LLMs) have advanced rapidly, particularly following the release of DeepSeek R1, which has inspired a surge of research into dat…

cs.NE2025

ParetoLens: A Visual Analytics Framework for Exploring Solution Sets of Multi-objective Evolutionary Algorithms

Yuxin Ma, Zherui Zhang, Ran Cheng +2

In the domain of multi-objective optimization, evolutionary algorithms are distinguished by their capability to generate a diverse population of solutions that navigate the trade-o…

cs.NE2025

EvoRL: A GPU-accelerated Framework for Evolutionary Reinforcement Learning

Bowen Zheng, Ran Cheng, Kay Chen Tan

Evolutionary Reinforcement Learning (EvoRL) has emerged as a promising approach to overcoming the limitations of traditional reinforcement learning (RL) by integrating the Evolutio…