List_2_Array: convert a list of matrices to an array of matrices
Description
convert a list of matrices to an array of matrices
Usage
List_2_Array(data, verbose = FALSE)
Value
an array
Arguments
data
a list of matrices
verbose
if TRUE then the time taken to complete the task will be printed
Author
Lampros Mouselimis
Details
This is a helper function mainly for the HOG and hash functions. In case that matrices are stored in a list,
this function converts the list to an array of 2-dimensional data.