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IPU 40285 Version E Jan 2013
19
The result is that much more detail is visible in areas that were previously represented by
comparatively few grey levels.
Plateau Histogram Equalisation
Histogram Equalisation can be a little severe in cases where the main body of the histogram is very
narrow and tall since details in the other parts of the histogram can be lost. A solution to this is to trim
the histogram at a plateau level L, which limits this effect.