Brightness is represented by its Luminance. Color information of an image is present in its Chrominance. This Chrominance consists
of Hue and Saturation.
This code adjusts all these-Luminance,Hue and Saturation to their correct levels and thus corrects the brightness & color levels.
Divakar Roy (2021). AUTO LEVEL (https://www.mathworks.com/matlabcentral/fileexchange/8212-auto-level), MATLAB Central File Exchange. Retrieved .
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