structure_data_analysis_online_shop_buy_prediction_pjt

Naver connect foundation boostcamp AI Tech pjt

second place(86.54%)

1. structure data analysis

EDA - feature engineering - training - test

2. feature engineering

label encoding word embedding encoding feature selection quantile transformation threshold optimization

3. validation

k-fold cross out validation

4. boosting model

LightGBM XGBoost CatBoost Random Forest NGBoost

5. Deep Learning model

TabNet

6. AutoML hyperparameter tuning

using optuna

7. data augmentation

SMOTE

8. ensemble