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diff transformations/contrast.py @ 31:7ef8aac2cdb5

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comment change and useless import removed for contrast.py
author Xavier Glorot <glorotxa@iro.umontreal.ca>
date Mon, 01 Feb 2010 14:18:47 -0500
parents 0b9350998dbe
children
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--- a/transformations/contrast.py	Mon Feb 01 08:54:10 2010 -0500
+++ b/transformations/contrast.py	Mon Feb 01 14:18:47 2010 -0500
@@ -3,12 +3,12 @@
 
 '''
 Simple implementation of random contrast. This always switch half the time the polarity.
-then it decide of a bias and of a contrast, both of them are dependant of the complexity.
+then it decides of a random contrast dependant of the complexity, the mean of the maximum and minimum
+pixel value stays 0 (to avoid import bias change between exemples).
 
 Author: Xavier Glorot
 '''
 
-import scipy.ndimage.morphology
 import numpy as N
 import copy