Digital Image Processing
Digital Image Processing - ISCAS 2007
Digital Image Processing - ISCAS 2007
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Changing the Range<br />
• When we change the number of gray levels or the<br />
number of colors, we are forming a new image with<br />
a new range set<br />
• Related problems<br />
– <strong>Image</strong> quantization<br />
– Halftoning<br />
– Tone-mapping<br />
Mapping the number of<br />
}<br />
levels of intensities to the<br />
capability of the image<br />
display device