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IJCAI18_Tianchi_Rank29

  1. 001_lgbEnsemble.py lgbm 10-folds融合+反smigod
  2. 001_model_lgb.py lgbm单模型训练
  3. 001_model_xgb.py xgboost单模型
  4. 100_process.py 数据预处理
  5. 101_basic_feat.py 基础特征
  6. 102_trick_feat.py 时间间隔相关特征
  7. 103_statistics_feat.py 统计特征
  8. 201_meng_feat.py 参照技术圈涵涵开源代码
  9. 301_timediff_last_next_feat.py 时间差,ratio相关特征
  10. 401_list_till_feat.py 本来是对三个list特征进行挖掘,复赛没有使用,而改为了一些新加的特征
  11. 501_clickTran_feat.py 转化率特征,复赛放弃
  12. 501_clickTran_feat_all.py 转化率特征,复赛放弃
  13. 601_merge_data.py 合并之前构造的特征
  14. lgb_feat_imp.csv 特征重要性

具体特征工程,构建思路,模型选择,数据下载参考知乎文章

https://zhuanlan.zhihu.com/p/36858386

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