Xgboost Regression, Xgboost, Regression, Boosting, Ensemble Method.
category feature. You can do the splitting process. Now let’s calculate the Similarity Weights for the next level of the tree, Similarity Weight of Right tree Left Node --------------------------------- Similarity Weight = (10 )^2 /1 + 1 = 100 /2 λ = 1 Similarity Weight = 50 Similarity Weight of