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# Histogram Principles / ASCII Data Processing

[Laboratory]

Histogram is a statistical tool. An important observation is that two or more images can have the same histogram. In our experiment we have an original image shown below on the left and a sorted version (raster scan ascending order) of the same image show on the right.

a)Original image; b)Sorted version
a) | b)

Below is the histogram of both images.

- Lab: Histogram Principles / ASCII Data Processing