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FIACH (version 0.1.2)

Retrospective Noise Control for fMRI

Description

Useful functions for fMRI preprocessing.

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Version

Install

install.packages('FIACH')

Monthly Downloads

25

Version

0.1.2

License

GPL-2

Maintainer

Tim Tierney

Last Published

October 9th, 2015

Functions in FIACH (0.1.2)

arrMat

Array to matrix transformation.
gaussKernel

1 dimensional Gaussian smoothing kernel
highBasis

High pass filter basis set
fiach

FIACH
gmm

Gaussian Mixture Model
hampel

Hampel Filter
fftN

Zero Padded 1D Fourier transform
getDatatype

Determine Datatype
fd

Framewise Displacement
erode

Separable Flat Erosion
GUI

Graphical User Interface for using the fiach function.
plot.gmm

Plot a Gaussian Mixture Model
kmeansMask

Binarize vector, matrix or array
matArr

Matrix to Array Transformation.
highPass

SPM high pass filter
lowBasis

Low pass filter basis set
rawPeriodogram

Raw Periodogram
quantMask

Compute the Mask Vector
pseudo

Pseudoinverse.
spmHrf

Canonical Haemodynamic Response Function.
rp

Realignment parameters
sepConvolve3d

Fast 3d Convolution
readNii

Input function for fmri data
spmOrth

Serial Orthogonalisation
selectR

Interactive File Selector
rowMedian

Compute Row Medians
rowMad

Compute row Median Absolute Deviations
viewR

Interactive Medical Image Viewer
zeroNa

Zero non finite values
kaiserWin

Kaiser Window
naSpline

Interpolate NAs
t2sGrey

Effective Transverse Relaxation
t2Grey

Transverse Relaxation
rowsd

Compute row standard deviations
sinc

Sinc Pulse
colMedian

Compute Column Medians
datatypes

Supported Datatypes
colMad

Compute Column Median Absolute Deviations
convolve1d

Finite Impulse Response filter
badData

Identifies spurious observations
boldContrast

Maximum Theoretical BOLD signal observable
colsd

Compute column standard deviations
dilate

Separable Flat dilation
basisFunctions

Informed basis set