softmaxreg (version 1.2)

convertClass2Matrix: Convert A Vector of Factors to Matrix

Description

Convert A Vector of Factors to Matrix

Usage

convertClass2Matrix(target)

Arguments

target

Vector of factor representing each class.

Value

Matrix with dimensions number of observation * number of class factors

Details

This Function can be used to convert factor to matrix yMat, e.g. For type 'raw' softmaxReg function input yMat, softmax regression.

See Also

softmaxReg

Examples

## This Function can be used to convert factor to matrix yMat.
## e.g. For type 'raw' softmaxReg function input yMat, softmax regression.
y = as.factor(c(rep(1,50),rep(2,50),rep(3,50)))
yMat = convertClass2Matrix(y)
nObs = dim(yMat)[1]
K = dim(yMat)[2]
nObs
K