Saving of Transformations

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Saving of Transformations

The transformations are saved from the Auto panel on the Initialize/Match page.

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The functionality of these transformation-related elements is as follows:

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Save the transformation of the current input image. This includes the automatic registration as well as subsequent manual adjustments.

For the probability maps normalization two additional options become active under the save selection:the two options allow saving the deformation Field in NIftii or Database format.

picture_7383

 

FuseItViewTransformation

Show the affine transformation part of the current input image in a dialog window
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FuseItViewDeformationField

Show the deformation filed of the forward transformation in the three directions, X, Y, Z, as frames. Two options are available for display: the View and Save and the VOIs and Statistics. The Mask option, when enabled, allows visual assessment of the deformation field on the reference image.

The View and Save allows visual assessment of the deformation field and saving of the deformation field as an image using the Save panel. Below is shown the result with the Mask option OFF:

DeformationFieldViewSave

Enable the Mask box to view the deformation field on the reference image . Only the pixels with values above the specified value in the text field will be shown for the reference image, e.g 0.05, as illustrated below.

DeformationFieldMasked

The VOIs and Statistics option opens the VOI Construction interface allowing to outline VOIs for the calculation of statistics for the deformation field.

Below the interface appearance with Mask option OFF:

DeformationFieldVOIsStatistics

and with Mask (0.05 threshold) option ON:

DeformationFieldVOIsMasked

deformationFieldIn3D

Show the deformation field in the 3D window.

CorrectionPlotMC

  Displays plot graphs of the parameters resulting from the motion correction of a dynamic image

MCCorrectionPlot

 

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Calculate the inverse of the current transformation.

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Save the inverse of the current transformation.

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Show the affine part of the inverse transformation in a dialog window.

Load Transformation

Load a transformation, replacing the transformation of the current input image.

Load Deformation Field (Niftii)

Load a probability maps deformation field saved in Nifti format, replacing the transformation of the current input image.

Load Deformation Field (Database)

Load a probability maps deformation field saved in Database format, replacing the transformation of the current input image.

Load Inveon shift

Read the image_ref_shift field from Inveon microPET files and apply it as transformation.
It is required for some versions of Inveon microPET for the alignment of the PET and CT images

Load inverse of Inveon shift

Read the image_ref_shift field from Inveon microPET files and apply the inverse as transformation.
It is required for some versions of Inveon microPET for the alignment of the PET and CT images.

Combine Transformation

Load a transformation and combine it with the transformation of the current input image. Note that the combined transformation becomes the current one and can be inspected with the picture_7383.

Load to All Inputs

Load a transformation, replacing the transformation of all input images. This makes sense if all input images are in the same space, for instance for a set of parametric maps generated from a single series.

Combine with All Inputs

Load a transformation and combine it with the current transformation of each of the input images.

Motion Correction

The transformation for Motion Correction is saved using the Save icon Button Save Init and can be retrieved using the Load Button Load Init  icon available on the Motion Correction pane.