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| Apache Lucene.NET 4.8.0-beta00013 Documentation </title>
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<h1 id="Lucene_Net_Search_PostingsHighlight" data-uid="Lucene.Net.Search.PostingsHighlight" class="text-break">Namespace Lucene.Net.Search.PostingsHighlight
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<h3 id="classes">Classes
</h3>
<h4><a class="xref" href="Lucene.Net.Search.PostingsHighlight.DefaultPassageFormatter.html">DefaultPassageFormatter</a></h4>
<section><p>Creates a formatted snippet from the top passages.
<p>
The default implementation marks the query terms as bold, and places
ellipses between unconnected passages.</p>
</section>
<h4><a class="xref" href="Lucene.Net.Search.PostingsHighlight.ICUPostingsHighlighter.html">ICUPostingsHighlighter</a></h4>
<section><p>Simple highlighter that does not analyze fields nor use
term vectors. Instead it requires
<a class="xref" href="https://lucenenet.apache.org/docs/4.8.0-beta00013/api/core/Lucene.Net.Index.IndexOptions.html#Lucene_Net_Index_IndexOptions_DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS">DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS</a>.</p>
</section>
<h4><a class="xref" href="Lucene.Net.Search.PostingsHighlight.Passage.html">Passage</a></h4>
<section><p>Represents a passage (typically a sentence of the document).
<p>
A passage contains <a class="xref" href="Lucene.Net.Search.PostingsHighlight.Passage.html#Lucene_Net_Search_PostingsHighlight_Passage_NumMatches">NumMatches</a> highlights from the query,
and the offsets and query terms that correspond with each match.</p>
<div class="lucene-block lucene-experimental">This is a Lucene.NET EXPERIMENTAL API, use at your own risk</div></section>
<h4><a class="xref" href="Lucene.Net.Search.PostingsHighlight.PassageFormatter.html">PassageFormatter</a></h4>
<section><p>Creates a formatted snippet from the top passages.</p>
<div class="lucene-block lucene-experimental">This is a Lucene.NET EXPERIMENTAL API, use at your own risk</div></section>
<h4><a class="xref" href="Lucene.Net.Search.PostingsHighlight.PassageScorer.html">PassageScorer</a></h4>
<section><p>Ranks passages found by <a class="xref" href="Lucene.Net.Search.PostingsHighlight.ICUPostingsHighlighter.html">ICUPostingsHighlighter</a>.
<p>
Each passage is scored as a miniature document within the document.
The final score is computed as <code>norm</code> * ∑ (<code>weight</code> * <code>tf</code>).
The default implementation is <code>norm</code> * BM25.</p>
<div class="lucene-block lucene-experimental">This is a Lucene.NET EXPERIMENTAL API, use at your own risk</div></section>
<h4><a class="xref" href="Lucene.Net.Search.PostingsHighlight.WholeBreakIterator.html">WholeBreakIterator</a></h4>
<section><p>Just produces one single fragment for the entire text</p>
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