1

Using a field-map to undistort EPIs
Background
Improvement in power!
Acquiring fieldmaps
Download
What you'll need to undistort an EPI data series
Guide and reference
Step-by-step example
Batch mode

Download

What software you'll need

Matlab

SPM 99 or above

If you are using Bruker format input files, a Perl interpreter (e.g, from cygwin.com)

If you wish to compile the code, you'll need Perl and gcc or cxx, or a love of the joy of programming.

What data you'll need

Field maps (see 'Acquiring fieldmaps' above)

Echo planar functional data in Analyze format

Licensing

If you are an academic user you may download this software for free immediately: please first download a license form. Before you download the software, please sign and return two copies of the appropriate form.

If you are a commercial user please email rhodri.cusack@mrc.cbu.cam.ac.uk

Download version 3.03

Siemens example dataset (2MB)

Bruker Example dataset (111MB)

Sun (solaris) (4MB)

Linux (Red Hat) (4MB)

Windows (4MB)

Source code (all platforms, requires Perl, and either GCC or MS Visual Studio or CXX) (17MB)