idamnjanovic@10: function y = imnormalize(x)
idamnjanovic@10: %IMNORMALIZE Normalize image values.
idamnjanovic@10: %  Y = IMNORMALIZE(X) linearly transforms the intensity values of the image
idamnjanovic@10: %  X to tightly cover the range [0,1]. If X has more than one channel, the
idamnjanovic@10: %  channels are handled as one and normalized using the same transform.
idamnjanovic@10: 
idamnjanovic@10: 
idamnjanovic@10: %  Ron Rubinstein
idamnjanovic@10: %  Computer Science Department
idamnjanovic@10: %  Technion, Haifa 32000 Israel
idamnjanovic@10: %  ronrubin@cs
idamnjanovic@10: %
idamnjanovic@10: %  May 2004
idamnjanovic@10: 
idamnjanovic@10: 
idamnjanovic@10: maxval = max(x(:));
idamnjanovic@10: minval = min(x(:));
idamnjanovic@10: 
idamnjanovic@10: y = (x-minval) / (maxval-minval);