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What is the difference between centroid and weighted centroid in regionprops?

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Tola
Tola 2013-3-25
Which one of the two calculates the center of gravity of the entire image. Thank you.

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Matt J
Matt J 2013-3-25
编辑：Matt J 2013-3-25
'WeightedCentroid' will use the pixel intensities in the image region as weights in the centroid calculation. With 'Centroid', all pixels in the region get equal weight.
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Matt J
Matt J 2013-3-26
编辑：Matt J 2013-3-26
Is weighted centroid the center of gravity of the image?
If the pixel intensities are the "mass" of the image, then yes.

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