[Insight-users] Bug itk::ImageRegistrationMethod

Luis Ibanez luis.ibanez at kitware.com
Tue Dec 1 10:19:26 EST 2009


Hi Gerald,

Yes,
you have to use Transform and Interpolators of type double.

Note that in practice, there is no good reason for using Transforms
or Interpolators of type float:


* These classes are not used in large numbers,
   so memory storage is not a concern.

* Actual computations take place in "double"
  even when you declare float types,
  so computation  time is not going to change

* In many cases in registration you actually
  need the computational precision of doubles.



  Regards,


         Luis


-------------------------------------------------------------
On Mon, Nov 30, 2009 at 2:15 PM, Lodron, Gerald
<Gerald.Lodron at joanneum.at> wrote:
>
> Hello
>
> There is the coordinate representation type missing in itk::ImageRegistrationMethod so it is only possible to add transformations or interpolations of type double.
>
>
>
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