neurobase (version 1.32.4)

cut.nifti: Perform Cut on an image

Description

Cuts a numeric image into an integer factor, with the option of a mask.

Usage

# S3 method for nifti
cut(x, breaks, ..., mask)
# S3 method for anlz
cut(x, ..., mask)

Value

Object of class nifti with an attribute of levels

Arguments

x

Object of class nifti

breaks

either a numeric vector of two or more unique cut points or a single number (greater than or equal to 2) giving the number of intervals into which x is to be cut. Passed to cut)

...

Arguments passed to cut

mask

object to subset the image. If missing, then all values of the image are used

Examples

img = nifti(array(rnorm(10^3), dim = rep(10, 3)))
mask = img > 0
cut(img, mask = mask, breaks = 4)