slicetiming {fmri} | R Documentation |
Perform slicetiming for fMRI data, ideally before preprocessing (registration).
Recording times for slices are assumed to be equispaced between scans with
argument sliceorder
providing the order of slice acquisitions.
Interpolation between slices is performed using a sinc filter.
slicetiming(fmridataobj, sliceorder = NULL)
fmridataobj |
object of class fmridata |
sliceorder |
order of lice acquisitions |
an object of class fmridata
Joerg Polzehl polzehl@wias-berlin.de
fmri.stimulus
, fmri.design
,fmri.lm
,~~~
## Not run:
# Example 1
data <- list(ttt=writeBin(rnorm(32*32*32*107), raw(), 4),
mask=array(TRUE, c(32, 32, 32)), dim=c(32, 32, 32, 107))
class(data) <- "fmridata"
data <- slicetiming(data,sliceorder=1:32)
## provides data corrected for sequential slice acquisition in linear order
## End(Not run)