MehdiNS

(Written as a way to stop forgetting these things. 
May be wrong sometimes, as it's just the result of my research here and there. 
If it helps you, give me a shout!)   

Ordered dithering is a technique used to reduce - deliberately! - the precision of an image.
Motivation : artistic (mainly ?), color quantization --> reduce the number of color in an image

----------------------------------------------------------------
INTRODUCTION