One quick nitpick: > glm, knn, randomForest, e701 (yes, this is actually a meaningful package's name) e701 is not a meaningful package's name. e1071 is! e1071

One quick nitpick: > glm, knn, randomForest, e701 (yes, this is actually a meaningful package's name) e701 is not a meaningful package's name. e1071 is! e1071 is a package Misc Functions of the Department of Statistics, Probability Theory Group (Formerly: E1071), Technische Universität Wien.