This contest taught me an important lesson.
1. Trust your private CV.
2. Ensemble models as much as you can.
3. Strive for the best local score; also, CV = 5 conceals something that needs to be researched.
4. Bagging and boosting is the way to go for the classification task.
5. ...
Congrats made 🇹🇿 shine
Hmmmm
Please do share your solution too , it would help us learn a lot
How did you engineer features