How can i find the asymmetry of a region?

Hello

how can I decide that a region of interest is symmetric or asymmetric along principal axis, and symmetry between opposite slices of lesion.

Answer 1

[Image Analyst]

I think one of the image moments would tell you that. See http://en.wikipedia.org/wiki/Image_moment

[Sidra Naeem]

Thankyou,

But can you please guide me about some major or minor axis for symmetry detection