How do I define an initial rectangular active contour shape under specific dimensions?

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Stelios Fanourakis
Stelios Fanourakis 2018-9-28
Hi
So far, I have used active contours like region_seg or activecontour commands. They usually start with a circular shape where it expands to segment the foreground from background.
I need a way to define this initial shape to be a rectangular of certain dimensions.
Any idea?
Thank you

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