kmeansMask: Binarize vector, matrix or array

In tierneytim/FIACH: Retrospective Noise Control for fMRI

Description

This function creates a mask for an image using kmeans clustering.

Usage

kmeansMask(x,logData=FALSE,retFit=FALSE)

Arguments

x	x can be a vector,matrix or array.
logData	Log transform data before applying the kmeans clustering. Must be TRUE or FALSE.
retFit	Determine whether the fit should be returned. Must be TRUE or FALSE.

Value

returns a binary vector, matrix or array of zeros and ones.

Examples

file<-system.file("extdata","motion_ex.nii.gz",package="FIACH")
arr<-readNii(file)[,,,1]
mask<-kmeansMask(arr)

tierneytim/FIACH documentation built on May 31, 2019, 1:45 p.m.