Central Moments
Central moments are defined as
where and are the components of the centroid.
If ƒ(x, y) is a digital image, then the previous equation becomes
The central moments of order up to 3 are:
It can be shown that:
Central moments are translational invariant.
Read more about this topic: Image Moment
Famous quotes containing the words central and/or moments:
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—Ralph Waldo Emerson (1803–1882)
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—Thomas Jefferson (1743–1826)