rarray {ThreeWay}

Array reconstruction

Description

Produces an array starting from its matricization with all the frontal slices of the array next to each other.

Usage

rarray(Xa, n, m, p)

Arguments

Xa

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

n

Number of A-mode entities

m

Number of B-mode entities

p

Number of C-mode entities

Value

X

Array leading to Xa

Author(s)

Maria Antonietta Del Ferraro [e-mail]
Henk A.L. Kiers [e-mail]
Paolo Giordani [e-mail]

References

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

Examples

# matricized array (frontal slice)
Xa <- matrix(1:8,nrow=2)
X <- rarray(Xa, 2, 2, 2)
# original array
X