khatri_rao {rTensor}

Khatri-Rao Product

Description

Returns the Khatri-Rao (column-wise Kronecker) product of two matrices. If the inputs are vectors then this is the same as the Kronecker product.

Usage

khatri_rao(x, y)

Arguments

x

first matrix

y

second matrix

Value

matrix that is the Khatri-Rao product

Note

The number of columns must match in the two inputs.

See Also

kronecker, khatri_rao_list

Examples

dim(khatri_rao(matrix(runif(12),ncol=4),matrix(runif(12),ncol=4)))