train_randomforest_regr(array features, double target [, string options]) – Returns a relation consists of Platforms: WhereOS,
train_randomforest_regressor(array features, double target [, string options]) – Returns a relation consists of Platforms: WhereOS,
train_perceptron(list features, int label [, const string options]) – Returns a relation consists of Build
train_pa2_regr(array features, float target [, constant string options]) – Returns a relation consists of `(int|bigint|string)
train_pa2a_regr(array features, float target [, constant string options]) – Returns a relation consists of `(int|bigint|string)
train_plsa(array words[, const string options]) – Returns a relation consists of Platforms: WhereOS, Spark, Hive