Equalize histogram

Equalize histogram

Equalizes a histogram by making the gray level distribution as uniform as possible. An image can be equalized by connecting the image and cumulativeDistribution output of this tool to map gray levels.

Inputs

histogram
Histogram vector of size 1-by-N or N-by-1.

Outputs

histogram
Equalized histogram. The sum of all entries equals the sum of entries of the input histogram.
cumulativeDistribution
Cumulative distribution of the histogram output.