Combed Histograms The normal distribution of tones in a digital image produces a smooth histogram with every one of the 256 tonal levels occupied. In a correctly exposed image, the peak of the graph ...

Receive a 15% discount on “Machine Vision: Theory, Algorithms, Practicalities” by ordering from www.elsevierdirect.com and using offer code 92839. [Part 1 of this article begins with a look at the ...