activity
20242026
collaborators

5 papers

cs.LG2026

Reasoning as Gradient: Scaling MLE Agents Beyond Tree Search

Yifei Zhang, Xu Yang, Xiao Yang +8

LLM-based agents for machine learning engineering (MLE) predominantly rely on tree search, a form of gradient-free optimization that uses scalar validation scores to rank candidate…

q-fin.CP2025

AI-Trader: Benchmarking Autonomous Agents in Real-Time Financial Markets

Tianyu Fan, Yuhao Yang, Yangqin Jiang +3

Large Language Models (LLMs) have demonstrated remarkable potential as autonomous agents, approaching human-expert performance through advanced reasoning and tool orchestration. Ho…

cs.AI2025

R&D-Agent: An LLM-Agent Framework Towards Autonomous Data Science

Xu Yang, Xiao Yang, Shikai Fang +13

Recent advances in AI and ML have transformed data science, yet increasing complexity and expertise requirements continue to hinder progress. Although crowd-sourcing platforms alle…

cs.CE2025

TwinMarket: A Scalable Behavioral and Social Simulation for Financial Markets

Yuzhe Yang, Yifei Zhang, Minghao Wu +5

The study of social emergence has long been a central focus in social science. Traditional modeling approaches, such as rule-based Agent-Based Models (ABMs), struggle to capture th…

q-fin.CP2024

UCFE: A User-Centric Financial Expertise Benchmark for Large Language Models

Yuzhe Yang, Yifei Zhang, Yan Hu +10

This paper introduces the UCFE: User-Centric Financial Expertise benchmark, an innovative framework designed to evaluate the ability of large language models (LLMs) to handle compl…