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Label Unbalance in High-frequency Trading

Machine Learning 2025-03-24 v3 Artificial Intelligence Computational Finance

Abstract

In financial trading, return prediction is one of the foundation for a successful trading system. By the fast development of the deep learning in various areas such as graphical processing, natural language, it has also demonstrate significant edge in handling with financial data. While the success of the deep learning relies on huge amount of labeled sample, labeling each time/event as profitable or unprofitable, under the transaction cost, especially in the high-frequency trading world, suffers from serious label imbalance issue.In this paper, we adopts rigurious end-to-end deep learning framework with comprehensive label imbalance adjustment methods and succeed in predicting in high-frequency return in the Chinese future market. The code for our method is publicly available at https://github.com/RS2002/Label-Unbalance-in-High-Frequency-Trading .

Keywords

Cite

@article{arxiv.2503.09988,
  title  = {Label Unbalance in High-frequency Trading},
  author = {Zijian Zhao and Xuming Zhang and Jiayu Wen and Mingwen Liu and Xiaoteng Ma},
  journal= {arXiv preprint arXiv:2503.09988},
  year   = {2025}
}

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Technical Report

R2 v1 2026-06-28T22:18:29.892Z