Machine learning lgb national big data innovation application competition user loan risk prediction complete code data can be run directly

Project demo: https://www.bilibili.com/video/BV1jv4y1p7nQ/?spm_id_from=333.999.0.0

This blog attaches complete data code

 

 

 code:

# -*- coding: utf-8 -*-

#  全国大数据创新应用大赛用户贷款风险预测

import lightgbm as lgb
import pandas as pd
from sklearn.model_selection import StratifiedKFold
import numpy as np
from sklearn.metrics import roc_curve,roc_auc_score

def ks_score(true, preds):
    fpr, tpr, thre=roc_curve(true, preds, pos_label=1)
    retur