| ... | ... | @@ -20,4 +20,6 @@ For the pixel-precise maximum index we just call maximal index find for array wi |
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When we want to find sub-pixel maximum we select the specific neighborhood around maximum and fit parabola inside. The local extreme of parabola gives us wanted sub-pixel maximum.
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<img src="http://mathurl.com/hpbxpbz.png" />
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