Proposals:Refactoring Index Point Coordinate System: Difference between revisions

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= Overview =


The conversion between physical points and indices is not consistent in all places in the toolkit.
The conversion between physical points and indices is not consistent in all places in the toolkit.
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* Transforms
* Transforms
* DICOM
* DICOM
* Conversion between ITK and VTL
* Conversion between ITK and VTK
* Backwards compatibility
* Backwards compatibility


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The image class considers that the location of a pixel is at the physical coordinates of the center of the pixel.
The image class considers that the location of a pixel is at the physical coordinates of the center of the pixel.


[[Image:ImageOriginAndSpacing.svg]]
[[Image:ImageOriginAndSpacing.png]]


== Interpolators ==
== Interpolators ==

Revision as of 12:30, 14 May 2008

Overview

The conversion between physical points and indices is not consistent in all places in the toolkit.

The following cases must be considered

  • Interpolators
  • Registration
  • Transforms
  • DICOM
  • Conversion between ITK and VTK
  • Backwards compatibility

Motivation

Review of Current Status

Image Class

The image class considers that the location of a pixel is at the physical coordinates of the center of the pixel.

ImageOriginAndSpacing.png

Interpolators

Interpolators are used in the Registration Framework and in the Resampling filters.

Refactoring Proposal