X @Avi Chawla

RT Avi Chawla (@_avichawla)Few people know this about L2 regularization:(Hint: it is NOT just a regularization technique)Most models intend to use L2 Regularization for just one thing:↳ Reduce overfitting.However, L2 regularization is a great remedy for multicollinearity.Multicollinearity arises when:→ Two (or more) features are highly correlated, OR,→ Two (or more) features can predict another feature.To understand how L2 regularization addresses multicollinearity, consider a dataset with two features and ...