If someone votes 1, 2 or 3, (s)he must post a comment. In that case, you know who voted for your article. If someone votes 4 or 5, (s)he isn't required to post a comment. If he/she don't post a comment, then you don't know who voted. But if he/she post a comment, then you know who voted for your article.
In some cases, my signature will be longer than my message...
<em style="color:red"> <b>ProgramFOX</b></em>
ProgramFOX