[Insight-users] Specifying the collection of samples for MattesMutualInformation metric

[Andriy Fedorov]

Sorry, I was wrong -- the functionality is available in
ImageToImageMetric::SetFixedImageIndexes(), I did not study the source
code carefully enough.


> Date: Wed, 13 Jan 2010 13:02:31 -0500
> From: Andriy Fedorov <fedorov at bwh.harvard.edu>
> Subject: [Insight-users] Specifying the collection of samples for
>        MattesMutualInformation metric
> To: ITK Users <insight-users at itk.org>
> Message-ID:
>        <82f536811001131002j69316b5eqd6b7eb83f4bd0c02 at mail.gmail.com>
> Content-Type: text/plain; charset=UTF-8
>
> Hi,
>
> I need to specify the collection of samples that will be used in
> metric calculations. I came across a relatively recent thread, from
> which it seems this functionality should be available in the optimized
> registration methods:
>
> Quoting Luis from
> http://www.cmake.org/pipermail/insight-users/2009-August/031939.html:
>
> "... the multi-threaded metrics are backward compatible.
>
> [...]
>
> You will find, however, several extra functionalities, like the
> option of providing the collection of sample point to be used
> for computing the metric ..."
>
> However, when I look at the interface of ImageToImageMetric and
> MattesMutualInformationImageToImageMetric, I do not see this function.
> Moreover, when I look at the code for itkOptImageToImageMetric, it
> does not look like the code was written to accept collection of
> samples from the outside.
>
> Am I missing something, or the functionality was supposed to be
> available, but was not added?
>
> Thanks
>
> --
> Andriy Fedorov, Ph.D.
>
> Research Fellow
> Brigham and Women's Hospital
> Harvard Medical School
> 75 Francis Street
> Boston, MA 02115 USA
> fedorov at bwh.harvard.edu
>