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thin.matrix

Thin a Matrix

Description

Return discard all but every k'th row of a matrix.

Usage

ThinMatrix(mat, thin)

Arguments

mat

The matrix to be thinned.
thin

The distance between kepts lines from mat. The larger the number the fewer lines are kept.

Details

The bigger the value of thin the more thinning that gets done. For example, thin = 10 will keep every 10 lines from mat.

Value

The matrix mat, after discarding all but every thin lines.

Author(s)

Examples

m <- matrix(1:100, ncol = 2)
ThinMatrix(m, thin = 10)
##      [,1] [,2]
## [1,]   10   60
## [2,]   20   70
## [3,]   30   80
## [4,]   40   90
## [5,]   50  100
Boom

Bayesian Object Oriented Modeling

v0.9.7
LGPL-2.1 | file LICENSE
Authors
Steven L. Scott is the sole author and creator of the BOOM project. Some code in the BOOM libraries has been modified from other open source projects. These include Cephes (obtained from Netlib, written by Stephen L. Moshier), NEWUOA (M.J.D Powell, obtained from Powell's web site), and a modified version of the R math libraries (R core development team). Original copyright notices have been maintained in all source files. In these cases, copyright claimed by Steven L. Scott is limited to modifications made to the original code. Google claims copyright for code written while Steven L. Scott was employed at Google from 2008 - 2018, but BOOM is not an officially supported Google project.
Initial release
2021-02-15

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