June 2020
Intermediate to advanced
452 pages
7h 48m
English
book
Image Processing and Acquisition using Python, 2nd Edition
by Ravishankar Chityala, Sridevi Pudipeddi
Content preview from Image Processing and Acquisition using Python, 2nd Edition
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In previous chapters we discussed image filters. The filter enhances the quality of an image so that important details can be visualized and quantified. In this chapter, we discuss a few more image enhancement techniques. These techniques transform the pixel values in the input image to a new value in the output image using a mapping function. We discuss logarithmic transformation, power law transformation, image inverse, histogram equalization, and contrast stretching. For more information on image enhancement refer to [HWJ98],[OR89],[PK81].
A transformation is a function that maps a set of inputs to a set of outputs so that each input has exactly one output. For example, ...
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