Shuffle matrix

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Description

Permute randomly each column of the matrix, except for the first column

Usage

1

Arguments

X

numeric array or matrix

fix.first

don't change the order of the first column

Value

randomly permuted numeric matrix

Author(s)

Kris Boudt, kris.boudt@vub.ac.be

Edgars Jakobsons, edgars.jakobsons@math.ethz.ch

Steven Vanduffel, steven.vanduffel@vub.ac.be

Kristof Verbeken, kristof.verbeken@vub.ac.be

References

http://papers.ssrn.com/sol3/papers.cfm?abstract_id=2634669

See Also

The ra for the rearrangement algorithm

ra for the rearrangement algorithm

blockra for the block rearrangement algorithm