collaborators

9 papers

cs.AI2026

AlphaEval: A Comprehensive and Efficient Evaluation Framework for Formula Alpha Mining

Hongjun Ding, Binqi Chen, Jinsheng Huang +6

Formula alpha mining, which generates predictive signals from financial data, is critical for quantitative investment. Although various algorithmic approaches-such as genetic progr…

cs.AI2026

MindLoom: Composing Thought Modes for Frontier-Level Reasoning Data Synthesis

Haiyang Shen, Taian Guo, Xuanzhong Chen +11

Although LLMs have made substantial progress in reasoning, systematically producing frontier-level reasoning data remains difficult. Existing synthesis methods often have limited v…

q-fin.CP2026

AlphaSAGE: Structure-Aware Alpha Mining via GFlowNets for Robust Exploration

Binqi Chen, Hongjun Ding, Ning Shen +4

The automated mining of predictive signals, or alphas, is a central challenge in quantitative finance. While Reinforcement Learning (RL) has emerged as a promising paradigm for gen…

cs.AI2026

MEME: Modeling the Evolutionary Modes of Financial Markets

Taian Guo, Haiyang Shen, Junyu Luo +7

LLMs have demonstrated significant potential in quantitative finance by processing vast unstructured data to emulate human-like analytical workflows. However, current LLM-based met…

cs.AI2026

AlphaPROBE: Alpha Mining via Principled Retrieval and On-graph biased evolution

Taian Guo, Haiyang Shen, Junyu Luo +6

Extracting signals through alpha factor mining is a fundamental challenge in quantitative finance. Existing automated methods primarily follow two paradigms: Decoupled Factor Gener…

cs.AI2025

MASS: Muli-agent simulation scaling for portfolio construction

Taian Guo, Haiyang Shen, JinSheng Huang +9

The application of LLM-based agents in financial investment has shown significant promise, yet existing approaches often require intermediate steps like predicting individual stock…