Description Usage Arguments Details Value Examples
randomize
permutates independently the entries in each column
of a matrix-like object, to produce random data that can be used
in permutation tests or bootstrap analysis.
1 |
x |
data to be permutated. It must be an object suitable to be
passed to the function |
... |
extra arguments passed to the function |
In the context of NMF, it may be used to generate random data, whose factorization serves as a reference for selecting a factorization rank, that does not overfit the data.
a matrix
1 2 3 |
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