What is the main purpose of using regularization?

Related questions

1. How do you calculate bias?
2. Does boosting reduce bias?
3. What is gradient boosting classifier?
4. What is regression in machine learning?
5. Why is random forest better than bagging?
6. Does bagging reduce variance?
7. Is boosting an ensemble method?
8. What is light GBM?
9. What is the main objective of boosting?
10. What is gradient boosting regression?

Tags

1. #learning
2. #adding
3. #choose
4. #nothing
5. #algorithms
6. #function
7. #control
8. #predicting
9. #model
10. #objective
11. #penalty
12. #better
13. #preferred
14. #complexity
15. #machine
16. #using
17. #regularization
18. #helps