randwhiten: randomized whitening function.
In neuroconductor-devel/ANTsR: ANTs in R: Quantification Tools for Biomedical Images
Description
Usage
Arguments
Value
Author(s)
References
Examples
Description
uses random matrix to whiten a matrix
Usage
1
randwhiten(A, k, seed = NA)
Arguments
A
input matrix
k
rank to use
seed
for testing
Value
whitened matrix is output
Author(s)
Avants BB
References
N. Halko, P.G. Martinsson, J. Tropp "Finding structure with randomness: Stochastic algorithms for constructing approximate matrix decompositions" arXiv 0909.4061
Examples
1
2
3
4
A <- matrix(rnorm(3000), ncol=50 )
k=10
Aw=randwhiten(A,k)
# (Aw) %*% t(Aw)
neuroconductor-devel/ANTsR documentation built on April 1, 2021, 1:02 p.m.
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Description Usage Arguments Value Author(s) References Examples
Description
uses random matrix to whiten a matrix
Usage
1 | randwhiten(A, k, seed = NA)
|
Arguments
A |
input matrix |
k |
rank to use |
seed |
for testing |
Value
whitened matrix is output
Author(s)
Avants BB
References
N. Halko, P.G. Martinsson, J. Tropp "Finding structure with randomness: Stochastic algorithms for constructing approximate matrix decompositions" arXiv 0909.4061
Examples
1 2 3 4 | A <- matrix(rnorm(3000), ncol=50 )
k=10
Aw=randwhiten(A,k)
# (Aw) %*% t(Aw)
|
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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