论文标题

基于嵌入的基于投资回报预测的神经网络

Embedding-based neural network for investment return prediction

论文作者

Zhu, Jianlong, Xian, Dan, Fengxiao, Nie, Yichen

论文摘要

除了熟悉政策外,高投资回报还需要广泛了解相关行业知识和新闻。此外,有必要利用相关理论进行投资做出决定,从而扩大投资回报。有效的投资回报估算可以反馈投资行为回报率的未来率。近年来,深度学习正在迅速发展,基于深度学习的投资回报预测已成为一个新兴的研究主题。本文提出了一种基于嵌入式的双分支机构方法来预测投资的回报。这种方法利用嵌入的投资ID将投资ID编码到低维密度向量中,从而将高维数据映射到低维流形中,以便可以竞争性地表示高维特征。此外,双分支模型通过单独编码两个分支中的不同信息来实现特征的解耦。此外,Swish激活函数进一步改善了模型性能。我们的方法在无处不在的市场预测数据集上得到了验证。结果表明,与XGBoost,LightGBM和Catboost相比,我们的方法的优势。

In addition to being familiar with policies, high investment returns also require extensive knowledge of relevant industry knowledge and news. In addition, it is necessary to leverage relevant theories for investment to make decisions, thereby amplifying investment returns. A effective investment return estimate can feedback the future rate of return of investment behavior. In recent years, deep learning are developing rapidly, and investment return prediction based on deep learning has become an emerging research topic. This paper proposes an embedding-based dual branch approach to predict an investment's return. This approach leverages embedding to encode the investment id into a low-dimensional dense vector, thereby mapping high-dimensional data to a low-dimensional manifold, so that highdimensional features can be represented competitively. In addition, the dual branch model realizes the decoupling of features by separately encoding different information in the two branches. In addition, the swish activation function further improves the model performance. Our approach are validated on the Ubiquant Market Prediction dataset. The results demonstrate the superiority of our approach compared to Xgboost, Lightgbm and Catboost.

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