collaborators

9 papers

cs.AI2025

ChartPoint: Guiding MLLMs with Grounding Reflection for Chart Reasoning

Zhengzhuo Xu, SiNan Du, Yiyan Qi +4

Multimodal Large Language Models (MLLMs) have emerged as powerful tools for chart comprehension. However, they heavily rely on extracted content via OCR, which leads to numerical h…

cs.LG2025

NUM2EVENT: Interpretable Event Reasoning from Numerical time-series

Ninghui Feng, Yiyan Qi

Large language models (LLMs) have recently demonstrated impressive multimodal reasoning capabilities, yet their understanding of purely numerical time-series signals remains limite…

q-fin.CP2025

QuantBench: Benchmarking AI Methods for Quantitative Investment

Saizhuo Wang, Hao Kong, Jiadong Guo +7

The field of artificial intelligence (AI) in quantitative investment has seen significant advancements, yet it lacks a standardized benchmark aligned with industry practices. This…

cs.CE2025

Unleashing Expert Opinion from Social Media for Stock Prediction

Wanyun Zhou, Saizhuo Wang, Xiang Li +3

While stock prediction task traditionally relies on volume-price and fundamental data to predict the return ratio or price movement trend, sentiment factors derived from social med…

cs.LG2025

CSPO: Cross-Market Synergistic Stock Price Movement Forecasting with Pseudo-volatility Optimization

Sida Lin, Yankai Chen, Yiyan Qi +5

The stock market, as a cornerstone of the financial markets, places forecasting stock price movements at the forefront of challenges in quantitative finance. Emerging learning-base…

cs.CE2025

Financial Wind Tunnel: A Retrieval-Augmented Market Simulator

Bokai Cao, Xueyuan Lin, Yiyan Qi +3

Market simulator tries to create high-quality synthetic financial data that mimics real-world market dynamics, which is crucial for model development and robust assessment. Despite…