lse" fullComment="no" group="Ungrouped">
      <a id="sim(seq1:scala.collection.mutable.HashSet[String],seq2:scala.collection.mutable.HashSet[String]):Double"></a>
      <a id="sim(HashSet[String],HashSet[String]):Double"></a>
      <h4 class="signature">
      <span class="modifier_kind">
        <span class="modifier"></span>
        <span class="kind">def</span>
      </span>
      <span class="symbol">
        <span class="name">sim</span><span class="params">(<span name="seq1">seq1: <span class="extype