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# Logarithm Contrast Enhancement

[Laboratory]

A common contrast enhancement procedure to brighten dark images is the application of a logarithm colortable. Shown below is the original image for our experiment and the logarithm color table.

a)Original Image; b)Logarithm Map
a) | b)

We want to `map` the pixel values of the original image using the logarithmic color table. Performing this operation yields

Mapped image

- Lab: Logarithm Contrast Enhancement
- Other Examples