train_pa2a_regr(array features, float target [, constant string options]) – Returns a relation consists of `(int|bigint|string)

train_perceptron(list features, int label [, const string options]) – Returns a relation consists of Build

train_plsa(array words[, const string options]) – Returns a relation consists of Platforms: WhereOS, Spark, Hive

train_pa1_regr(array features, float target [, constant string options]) – PA-1 regressor that returns a relation

train_pa1a_regr(array features, float target [, constant string options]) – Returns a relation consists of `(int|bigint|string)

train_pa2(list features, int label [, const string options]) – Returns a relation consists of Build