      
      <p class="shortcomment cmt">This method creates a cross join dataframe with all possible pairs in the dataframe which can be compared</p><div class="fullcomment"><div class="comment cmt"><p>This method creates a cross join dataframe with all possible pairs in the dataframe which can be compared</p></div><dl class="paramcmts block"><dt class="param">dfA</dt><dd class="cmt"><p>is the first dataFrame which has to have column for URI and for the Vector based feature vector</p></dd><dt class="param"