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AI-Studio-【飞桨学习赛:个贷违约预测】9月第1名方案

项目描述

本方案主要参考了官方推荐的精选项目:https://aistudio.baidu.com/aistudio/projectdetail/3555696

  1. 对于样本不平衡的问题,修改损失函数的权重,将负样本的权重设为0.2,正样本为1.2
  2. 对于连续数值型变量进行均值-方差归一化
  3. 对于分类变量,在网络中进行重编码(即增加一个全连接层,用于模拟embedding)
  4. 对一些变量进行了简单的变换与特征工程。

项目结构

-README.MD
-【飞桨学习赛:个贷违约预测】9月第1名方案.ipynb

使用方式

A:在AI Studio上运行本项目
B:下载ipynb文件和训练集测试集后,更改文件路径进行训练、测试即可。

-9-1-'s People

Contributors

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