Comparison of Region Marking Methods
The screen captures below show 3 different types of region marker drawn on an image. These are available as options in the Region Measurements tool. In the diagrams below, the regions do not necessarily trace out any particular image features.
The regions are rectangles of any size and aspect ratio. [Procedure]
The regions are irregular polygons with any number of sides comprised of line segments. [Procedure]
The regions are freely drawn shapes. [Procedure]