subsample.rows {imageUtilities}R Documentation

subsample an array, averaging every dy rows.

Description

subsample an array, averaging every dy rows.

Usage

  subsample.rows(x, dy, ...)

Arguments

x

array to subsample

dy

how many rows to average over

...

passed into colMeans

Value

array of the same size as x, except number of rows is nrow(x)/dy.

Note

assumes nrow(x) is exactly divisible by dy

See Also

Other subsample: imdownsample, imsubsample, subsample.cols


[Package imageUtilities version 1.0.3 Index]