[Insight-users] Re: metrics and image masks

[Christoph Niedermayr]

Am Donnerstag, den 17.08.2006, 08:39 -0400 schrieb Luis Ibanez:
> Hi Chirs,
> 
> What version of ITK are you using ?

2.6

> There are no calls to GetPixel() inside the file
>     Insight/Code/Algorithms/
>       itkMattesMutualInformationImageToImageMetric.txx
> What the metric calls is the method "IsInside" in lines
> 457 and 526.

you're right, i got that confused. But "IsInside" then calls "GetPixel",
if the sample is considered inside the SpacialObject, in my case with an
invald index.

> BTW if you want to use an binary image as a mask,
> the class that you should use is the
>            itkImageMaskSpatialObject.h

again, you're right. actually, i'm using itkImageMaskSpatialObject, i
had the wrong name on my mind...

sorry for the confusion,
Chris