The function reverses the side effects of cross tabulation.
Usage
Melt(x)
Arguments
x
A matrix, or sparse matrix object, a list of sparse matrices with identical dimnames,
a 'mefa' or 'Mefa' object.
Value
A data frame with columns corresponding to rows, cols,
possibly segm (names of the list if x was a list of
sparse matrices), and value. value is numeric, other
columns are factors.