November 2018
Intermediate to advanced
492 pages
12h 19m
English
Content preview from Hands-On Image Processing with Python
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Quantization
Quantization is related to the intensity of an image and can be defined by the number of bits used per pixel. Digital images typically are quantized to 256 gray levels. Here, we will see that, as the number of bits for pixel storage decreases, the quantization error increases, leading to artificial boundaries or contours and pixelating and resulting in the poor quality of an image.
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