Adding Regions of Interest to Jim's 3-D Display

To add Regions of Interest (ROIs) to the 3-D display, select Load from ROIs ... from the File menu of the 3-D Viewer: Menu item to load ROIs into the 3-D display

A dialog will now appear, from which you can select both the image on which the ROIs have previously been defined, and the ROI file.

Dialog to select ROIs for 3-D display

First, select the image on which the ROIs were defined by clicking on the Button to open an image icon, by typing in the folder (directory) and file name of the image, or by pressing the right mouse button and selecting from the menu of recently-used images.

Panel to select an input image

Next, select the ROIs that you want to display. Either click on the Button to select an ROI file button, or type in the path to the ROI file name (and press return).

Regions of interest can be displayed in one of two ways:

These two modes of display are illustrated for a set of ROIs outlining the lateral ventricles:

ROIs rendered as a surface, and as polygonal outlines.
ROIs rendered as a 3-D surfaces ROIs rendered as a 3-D outlines
Surface rendered Outlines
You can change the appearance of the surface and outlines by changing the following settings:

The effect of selecting the Check box to cut away ROIs check-box is dealt with in the section about general controls.

If you click the Button to finish with ROI display button, the ROIs will be removed from the 3-D viewer.

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