Jiahe Shi — accepted AI-conference papers

2025

AlphaForge: A Framework to Mine and Dynamically Combine Formulaic Alpha Factors

Hao Shi, Weili Song, Xinting Zhang, Jiahe Shi, Cuicui Luo, Xiang Ao +2

AAAI 2025technical

The complexity of financial data, characterized by its variability and low signal-to-noise ratio, necessitates advanced methods in quantitative investment that prioritize both performance and interpretability.Transitioning from early manual extraction to genetic programming, the most advanced approa…

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2021

Partial Off-Policy Learning: Balance Accuracy and Diversity for Human-Oriented Image Captioning

Jiahe Shi, Yali Li, Shengjin Wang

ICCV 2021poster

Human-oriented image captioning with both high diversity and accuracy is a challenging task in vision+language modeling. The reinforcement learning (RL) based frameworks promote the accuracy of image captioning, yet seriously hurt the diversity. In contrast, other methods based on variational auto-e…

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