Image Enhancement - Nubacad.com
Image Enhancement - Nubacad.com
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Basic Gray-level Transforms<br />
• Operated on individual pixel’s intensity values:<br />
s = T(r). r: original intensity, s: new intensity<br />
• Data independent pixel-based enhancement<br />
method.<br />
• Approaches<br />
– <strong>Image</strong> negatives<br />
– Log transform<br />
– Power law transform<br />
– Piece-wise linear transform<br />
May 07, 2011 Dr. Al-Amin http://www.geocities.<strong>com</strong>/alamin_bhuiyan 4
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