The original image.
The absolute difference of scr1 and
scr2 obtained by pixel subtraction.
Result of dividing scr1 by scr2 and contrast stretching the output.
Result of dividing scr1 by scr2 and histogram equalizing the output.
Like scr1div1, but calculation performed in pixel integer format.
©2003 R. Fisher, S. Perkins,
A. Walker and E. Wolfart.