Mercurial > hg > smallbox
annotate util/ksvd utils/imnormalize.m @ 211:0c7c20f3246c luisf_dev
Added comments to ~/DL/Majorization Minimization DL/wrapper_mm_DL.m and ~/DL/Majorization Minimization DL/wrapper_mm_solver.m files.
author | Aris Gretsistas <aris.gretsistas@elec.qmul.ac.uk> |
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date | Wed, 21 Mar 2012 17:48:39 +0000 |
parents | c3eca463202d |
children |
rev | line source |
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idamnjanovic@70 | 1 function y = imnormalize(x) |
idamnjanovic@70 | 2 %IMNORMALIZE Normalize image values. |
idamnjanovic@70 | 3 % Y = IMNORMALIZE(X) linearly transforms the intensity values of the image |
idamnjanovic@70 | 4 % X to tightly cover the range [0,1]. If X has more than one channel, the |
idamnjanovic@70 | 5 % channels are handled as one and normalized using the same transform. |
idamnjanovic@70 | 6 |
idamnjanovic@70 | 7 |
idamnjanovic@70 | 8 % Ron Rubinstein |
idamnjanovic@70 | 9 % Computer Science Department |
idamnjanovic@70 | 10 % Technion, Haifa 32000 Israel |
idamnjanovic@70 | 11 % ronrubin@cs |
idamnjanovic@70 | 12 % |
idamnjanovic@70 | 13 % May 2004 |
idamnjanovic@70 | 14 |
idamnjanovic@70 | 15 |
idamnjanovic@70 | 16 maxval = max(x(:)); |
idamnjanovic@70 | 17 minval = min(x(:)); |
idamnjanovic@70 | 18 |
idamnjanovic@70 | 19 y = (x-minval) / (maxval-minval); |