histogram of the image.
Normalize the histogram so that the sum of histogram bins is 255.
Compute the integral of the histogram.
Transform the image using the integral of the histogram as a look-up
   table.

"><meta property="og:image" content="https://swarm-lab.github.io/Rvision/logo.svg"></head><body>
    <a href="#main" class="visually-hidden-focusable">Skip to contents</a>


    <nav class="navbar navbar-expand-lg fixed-top bg-light" data-bs-theme="light" aria-label="Site navigation"><div class="contai