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{{{
spatialsmooth-sess
}}}
spatialsmooth-sess - 3D Gaussian ["Smoothing"] using ["FSL"] IP
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{{{
spatialsmooth-sess -i [instem] -o [outstem] -fwhm [gaussian fwhm (sigma = fwhm/2.36)] -s [sessid] or -sf [sessidfile]
-d [srchdir] or -df [srchdirfile] [<options>]

This program uses the FSL IP program to do 3D gaussian spatial smoothing (www.fmrib.ox.ac.uk/fsl). It will operate
on the input volume in each run. The output volume will be placed in the same directory. FWHM is the full-width, half-
maximum of the spatial filter.
}}}
spatialsmooth-sess -i [instem] -o [outstem] -fwhm [fwhm] -s [sessid] or -sf [sessidfile] -d [srchdir] or -df [srchdirfile] [<options>]
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{{{
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}}}
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{{{
   -i instem : input functional volume stem

   -o outstem : output functional volume stem

   -fwhm : gaussian fwhm (sigma = fwhm/2.36)

   -s [sessid] or -sf [sessidfile]

   -d [srchdir] or -df [srchdirfile]

}}}
|| -i [instem] || input functional volume stem ||
|| -o [outstem] || output functional volume stem ||
|| -fwhm [fwhm] || gaussian fwhm (sigma = fwhm/2.36) ||
|| -s [sessid] or -sf [sessidfile] || ||
|| -d [srchdir] or -df [srchdirfile] || ||
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{{{
  
-fsd [fsdir]       -noinorm : do not intensity norm smoothed volume

  
-umask umask    : set unix file permission mask

  
-version  : print version and exit

  
-help  : print help and exit

}}}
|| -fsd [fsdir] || ||
|| -noinorm ||
do not intensity norm smoothed volume ||
||
-umask [umask] || set unix file permission to [umask] ||
||
-version || print version and exit ||
||
-help || print help and exit ||
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{{{
volume1 - description
volume2 - description
}}}
|| [outstem] || smoothed volume ||

= Description =
spatialsmooth-sess performs 3D Gaussian spatial ["Smoothing"] using the ["FSL"] IP program. It will operate on the input volume in each run. The output volume will be placed in the same directory. FWHM is the full-width, half-maximum of the spatial filter gaussian (sigma = fwhm/2.36).
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{{{
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This will smooth the motion corrected volume with a gaussian kernel with FWHM of 5 mm. The result will be placed in the volume
fmcsm5. This is the stem that should be referenced when creating the anlysis. It will also automatically run intensity normalization
(ie, inorm-sess) for the smoothed volume unless -noinorm is specified.
Smooth the motion corrected volume with a gaussian kernel with FWHM of 5 mm. The result will be placed in the volume fmcsm5. This is the stem that should be referenced when creating the anlysis. It will also automatically run intensity normalization (ie, ["inorm-sess"]) for the smoothed volume unless -noinorm is specified.

= Example 2 =
spatialsmooth
-sess
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}}}

= Example 2 =
{{{
command foo -i f -o out -f fvalue

description
}}}
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["othercommand1"], ["othercommand2"] ["inorm-sess"]
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JaneSmith DougGreve
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FreeSurfer, FsFast

= Description =
description
FsFast, ["FSL"]
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## For example: ["Belliveau1991"]
NameYear
None
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## Suitable for cutting and pasting into publication.
## No WikiLinks should be used.
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description
description
The data were smoothed using a 3D Gaussian kernel with FWHM [fwhm]mm.
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## For example: CategoryFreeSurferCommandVolumeConversion
Category``Stream``Function
CategoryFsFastCommandsSmoothing

Name

spatialsmooth-sess - 3D Gaussian ["Smoothing"] using ["FSL"] IP

Synopsis

spatialsmooth-sess -i [instem] -o [outstem] -fwhm [fwhm] -s [sessid] or -sf [sessidfile] -d [srchdir] or -df [srchdirfile] [<options>]

Positional Arguments

none

Required Flagged Arguments

-i [instem]

input functional volume stem

-o [outstem]

output functional volume stem

-fwhm [fwhm]

gaussian fwhm (sigma = fwhm/2.36)

-s [sessid] or -sf [sessidfile]

-d [srchdir] or -df [srchdirfile]

Optional Flagged Arguments

-fsd [fsdir]

-noinorm

do not intensity norm smoothed volume

-umask [umask]

set unix file permission to [umask]

-version

print version and exit

-help

print help and exit

Outputs

[outstem]

smoothed volume

Description

spatialsmooth-sess performs 3D Gaussian spatial ["Smoothing"] using the ["FSL"] IP program. It will operate on the input volume in each run. The output volume will be placed in the same directory. FWHM is the full-width, half-maximum of the spatial filter gaussian (sigma = fwhm/2.36).

Example 1

spatialsmooth-sess -s sessid -d sessdir -i fmc -o fmcsm5 -fwhm 5

Smooth the motion corrected volume with a gaussian kernel with FWHM of 5 mm. The result will be placed in the volume fmcsm5. This is the stem that should be referenced when creating the anlysis. It will also automatically run intensity normalization (ie, ["inorm-sess"]) for the smoothed volume unless -noinorm is specified.

Example 2

spatialsmooth-sess

description

See Also

["inorm-sess"]

Author/s

DougGreve

Links

FsFast, ["FSL"]

References

None

Reporting Bugs

Report bugs to <analysis-bugs@nmr.mgh.harvard.edu>

Methods Description

The data were smoothed using a 3D Gaussian kernel with FWHM [fwhm]mm.

Category

CategoryFsFastCommandsSmoothing

spatialsmooth-sess (last edited 2008-04-29 11:45:26 by localhost)