[Insight-developers] differences in itkMultiResolutionPDEDeformableRegistrationTest results due to portable-rounding and pixel-centeredness

[Bill Lorensen]

Did the new baseline include the fix that Tom submitted today, .i.e to
make the default rounding to be round up?

On Tue, May 26, 2009 at 1:31 PM, Michel Audette
<michel.audette at kitware.com> wrote:
> Dear All,
>
> among the changes made to account for differences in
> itkMultiResolutionPDEDeformableRegistrationTest results due to portable
> rounding and pixel-centeredness, many tests have required a new set of
> regression baseline data, based usually on boundary effects of a pixel or
> so. The following has a more significant difference, over a band several
> pixels wide,
>
> itkMultiResolutionPDEDeformableRegistrationTest
> http://www.cdash.org/CDash/testDetails.php?test=23879063&build=341180
>
> due to the influence of the new behavior over many resolution levels. The
> question with this test is whether to accept the new result as is, and
> commit it accordingly in baseline data as
> itkMultiResolutionPDEDeformableRegistrationTestPixelCentered.png, or to view
> this error with suspicion and step through with the debugger?
>
> Best wishes,
>
> Michel
>
> --
> Michel Audette, Ph.D.
> R & D Engineer,
> Kitware Inc.,
> Chapel Hill, N.C.
>
>
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