fmri (version 1.0)

read.AFNI: I/O function

Description

Read HEAD/BRIK file.

Usage

read.AFNI(filename)

Arguments

filename

name of the file (without extension)

Value

• Object of class "fmridata" with the following list entries:
• ttt
  4 dimensional datacube, the first three dimensions are voxel dimensions, the fourth dimension denotes the time
• header
  header information list
• format
  data source. string "HEAD/BRIK"
• delta
  voxel size in mm
• origin
  position of the datacube origin
• orient
  data orientation code. see AFNI documentation
• dim
  dimension of the datacube
• weights
  weights vector coding the relative voxel sizes in x, y, z-direction.
• mask
  head mask

Details

The function reads a HEAD/BRIK file.

References

R. W. Cox (1996). AFNI: Software for analysis and visualization of functional magnetic resonance neuroimages. Computers and Biomed. Res. 29:162-173.

See Also

write.AFNI, read.ANALYZE

Examples

afni <- read.AFNI("afnifile")