title: Implementing Otsu binarization for faded images of documents
body: <p>I'm trying to implement Otsu binarization technique on document images such as the one shown:</p>
  
  <p><img src="https://i.stack.imgur.com/9FFHe.jpg" alt="enter image description here"></p>
  
  <p>Could someone please tell me how to implement the code in MATLAB?</p>