title: Can someone give an example of cosine similarity, in a very simple, graphical way?
body: <p><a href="http://en.wikipedia.org/wiki/Cosine_similarity" rel="nofollow noreferrer">Cosine Similarity article on Wikipedia</a></p>
  <p>Can you show the vectors here (in a list or something)
  and then do the math, and let us see how it works?</p>