rrcov3way (version 0.5-0)

toArray: Matrix to array conversion

Description

Restore an array from its matricization with all the frontal slices of the array next to each other (mode="A")

Usage

toArray(x, n, m, r, mode = c("A", "B", "C"))

Value

Three way array

Arguments

x

Matrix (or data.frame coerced to a matrix) containing the elements of the frontal slices of an array

n

number of A-mode elements

m

number of B-mode elements

r

number of C-mode elements

mode

in which mode is the matricized array

Author

Valentin Todorov and Maria Anna Di Palma and Michele Gallo

References

H.A.L. Kiers (2000). Towards a standardized notation and terminology in multiway analysis. Journal of Chemometrics, 14: 105--122.

Examples

    data(elind)
    di <- dim(elind)
    toArray(unfold(elind), di[1], di[2], di[3])