hema">SimilarityFactory</a></pre>
<div class="block">Factory for <a href="http://lucene.apache.org/core/5_1_0/core/org/apache/lucene/search/similarities/IBSimilarity.html?is-external=true" title="class or interface in org.apache.lucene.search.similarities"><code>IBSimilarity</code></a>
 <p>
 You must specify the implementations for all three components of the
 Information-Based model (strings).
 <ol>
     <li><a href="http://lucene.apache.org/core/5_1_0/core/org/apache/lucene/search/similarities/Distributio