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Application Research of Graph Neural Networks in the Financial Risk Control

Received: 8 April 2022    Accepted: 26 December 2022    Published: 28 December 2022
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Abstract

Combining deep learning with graph data, the method applied to learning tasks on association relationships is collectively referred to as Graph neural network (GNN). This paper mainly studies the application of GNN in the financial risk control. With the enterprise customer network graph, this paper designs a credit rating model based on GNN, an implicit relationship recognition model, and a fusion model of the two. To reduce duplication and improve model performance, graph pruning method is introduced in the data preprocessing stage, such as entity fusion, relationship normalization, etc. According to the prediction results, the heterogeneous graph credit rating model is better than the homogeneous one. Moreover, the suspicious relations detected by the implicit relation recognition model can be complementary to the heterogeneous graph credit rating model, which will improve the model performance. The model of this paper can be applied not only in the financial risk control, but also can provide a reference for other fields. In response to external public opinion information, the credit rating model label is effectively supplemented, and the heterogeneous graph credit rating model is used to learn related topology information, redefine the credit rating of related enterprises, leading to discover related high-risk enterprises, and achieve the purpose of risk control. This is an advantage that traditional machine learning methods do not have.

Published in Mathematics and Computer Science (Volume 7, Issue 6)
DOI 10.11648/j.mcs.20220706.14
Page(s) 124-129
Creative Commons

This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited.

Copyright

Copyright © The Author(s), 2024. Published by Science Publishing Group

Keywords

Graph Neural Networks, Heterogeneous Graph, Graph Pruning, Risk Control

References
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Cite This Article
  • APA Style

    Zhongbao Yu, Jiaqi Zhang, Xin Qi, Chao Chen. (2022). Application Research of Graph Neural Networks in the Financial Risk Control. Mathematics and Computer Science, 7(6), 124-129. https://doi.org/10.11648/j.mcs.20220706.14

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    ACS Style

    Zhongbao Yu; Jiaqi Zhang; Xin Qi; Chao Chen. Application Research of Graph Neural Networks in the Financial Risk Control. Math. Comput. Sci. 2022, 7(6), 124-129. doi: 10.11648/j.mcs.20220706.14

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    AMA Style

    Zhongbao Yu, Jiaqi Zhang, Xin Qi, Chao Chen. Application Research of Graph Neural Networks in the Financial Risk Control. Math Comput Sci. 2022;7(6):124-129. doi: 10.11648/j.mcs.20220706.14

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  • @article{10.11648/j.mcs.20220706.14,
      author = {Zhongbao Yu and Jiaqi Zhang and Xin Qi and Chao Chen},
      title = {Application Research of Graph Neural Networks in the Financial Risk Control},
      journal = {Mathematics and Computer Science},
      volume = {7},
      number = {6},
      pages = {124-129},
      doi = {10.11648/j.mcs.20220706.14},
      url = {https://doi.org/10.11648/j.mcs.20220706.14},
      eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.mcs.20220706.14},
      abstract = {Combining deep learning with graph data, the method applied to learning tasks on association relationships is collectively referred to as Graph neural network (GNN). This paper mainly studies the application of GNN in the financial risk control. With the enterprise customer network graph, this paper designs a credit rating model based on GNN, an implicit relationship recognition model, and a fusion model of the two. To reduce duplication and improve model performance, graph pruning method is introduced in the data preprocessing stage, such as entity fusion, relationship normalization, etc. According to the prediction results, the heterogeneous graph credit rating model is better than the homogeneous one. Moreover, the suspicious relations detected by the implicit relation recognition model can be complementary to the heterogeneous graph credit rating model, which will improve the model performance. The model of this paper can be applied not only in the financial risk control, but also can provide a reference for other fields. In response to external public opinion information, the credit rating model label is effectively supplemented, and the heterogeneous graph credit rating model is used to learn related topology information, redefine the credit rating of related enterprises, leading to discover related high-risk enterprises, and achieve the purpose of risk control. This is an advantage that traditional machine learning methods do not have.},
     year = {2022}
    }
    

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  • TY  - JOUR
    T1  - Application Research of Graph Neural Networks in the Financial Risk Control
    AU  - Zhongbao Yu
    AU  - Jiaqi Zhang
    AU  - Xin Qi
    AU  - Chao Chen
    Y1  - 2022/12/28
    PY  - 2022
    N1  - https://doi.org/10.11648/j.mcs.20220706.14
    DO  - 10.11648/j.mcs.20220706.14
    T2  - Mathematics and Computer Science
    JF  - Mathematics and Computer Science
    JO  - Mathematics and Computer Science
    SP  - 124
    EP  - 129
    PB  - Science Publishing Group
    SN  - 2575-6028
    UR  - https://doi.org/10.11648/j.mcs.20220706.14
    AB  - Combining deep learning with graph data, the method applied to learning tasks on association relationships is collectively referred to as Graph neural network (GNN). This paper mainly studies the application of GNN in the financial risk control. With the enterprise customer network graph, this paper designs a credit rating model based on GNN, an implicit relationship recognition model, and a fusion model of the two. To reduce duplication and improve model performance, graph pruning method is introduced in the data preprocessing stage, such as entity fusion, relationship normalization, etc. According to the prediction results, the heterogeneous graph credit rating model is better than the homogeneous one. Moreover, the suspicious relations detected by the implicit relation recognition model can be complementary to the heterogeneous graph credit rating model, which will improve the model performance. The model of this paper can be applied not only in the financial risk control, but also can provide a reference for other fields. In response to external public opinion information, the credit rating model label is effectively supplemented, and the heterogeneous graph credit rating model is used to learn related topology information, redefine the credit rating of related enterprises, leading to discover related high-risk enterprises, and achieve the purpose of risk control. This is an advantage that traditional machine learning methods do not have.
    VL  - 7
    IS  - 6
    ER  - 

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Author Information
  • Data management and Application Department, Bank of Shanghai, Shanghai, China

  • Data management and Application Department, Bank of Shanghai, Shanghai, China

  • Data management and Application Department, Bank of Shanghai, Shanghai, China

  • Data management and Application Department, Bank of Shanghai, Shanghai, China

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