xgboost

View the code on Gist. https://brunch.co.kr/@snobberys/137 Boosting, Additive Training Y =M(x) +error --- (1) error = G(x) + error2 --- (2) (error > error2) error2 = H(x) + error3 --- (3) (error2 > error3) Y = M(x) + G(x) + H(x) + error3 ---(4) Y = alpha * M(x) + beta * G(x) +gamma * […]

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