title: How do I visualize a matrix with colors and values displayed?
body: <p>I want to create images like this from a double precision matrix using MATLAB.</p>
  
  <p>Sample image:
  <img src="https://i.stack.imgur.com/vOUcK.jpg" alt="alt text"> </p>
  
  <p><a href="http://twitpic.com/2xs943" rel="noreferrer">http://twitpic.com/2xs943</a> </p>