Kaggle Challenge from Jigsaw: Toxic Comment Classification Challenge https://www.kaggle.com/c/jigsaw-toxic-comment-classification-challenge/
https://www.kaggle.com/c/jigsaw-toxic-comment-classification-challenge/discussion/52564
Adversarial validation
https://www.kaggle.com/konradb/adversarial-validation
https://www.kaggle.com/ogrellier/adversarial-validation-and-lb-shakeup
https://medium.com/deep-learning-turkey/google-colab-free-gpu-tutorial-e113627b9f5d