Moment of inertia with coordinates
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J Chen on 11 Mar 2022
Moment of inertia is or , where m is the mass, r is the distance to the rotation axis.
Image Analyst on 11 Mar 2022
Attached is my demo of how to get image moments. These are spatial moments of inertia about the center of the blob I identified. You could adapt it to just not segment the image and take the origin/centroid as the middle pixel (columns/2, rows/2) if you want.