ts

func AddDummies ¶

func AddDummies(x [][]float64) [][]float64

AddDummies adds a dummy feature equals 1 at the beginning of each feature vector being a part of a design matrix.

func AddDummy ¶

func AddDummy(x []float64) []float64

AddDummy adds a dummy feature equals 1 at the beginning of a feature vector.

func Validate ¶

func Validate(s regression.TrainingSet) error

Validate validates a training set.

A training set is valid if a design matrix is valid and a target vector has the same length as the design matrix.