purelyvivid/Tbrain_ESUN_credit-card-fraud-detection

玉山人工智慧公開挑戰賽2019秋季賽 真相只有一個 -『信用卡盜刷偵測』

Tbrain_ESUN_credit-card-fraud-detection

玉山人工智慧公開挑戰賽2019秋季賽 真相只有一個 -『信用卡盜刷偵測』 [link]

Lazy Version

• code:

  • 1-tbrain_datahandle_lazy.ipynb
  • 2-tbrain_model_ML_lazy.ipynb

• Submit F1-score:

  • Max ~0.53

More Delicate Version

• code:

  • 1-tbrain_datahandle.ipynb
  • 2-tbrain_model_ML_DL.ipynb

• add:

  • Up/Down Sampling
  • Consider Sample Weight
  • Delete y==0 which are near y=1
  • DL model

• Submit F1-score:

  • Max ~0.55