| <!DOCTYPE html> |
| <!--[if IE]><![endif]--> |
| <html> |
| |
| <head> |
| <meta charset="utf-8"> |
| <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"> |
| <title>Class MultiSimilarity |
| | Apache Lucene.NET 4.8.0-beta00010 Documentation </title> |
| <meta name="viewport" content="width=device-width"> |
| <meta name="title" content="Class MultiSimilarity |
| | Apache Lucene.NET 4.8.0-beta00010 Documentation "> |
| <meta name="generator" content="docfx 2.56.0.0"> |
| |
| <link rel="shortcut icon" href="https://lucenenet.apache.org/docs/4.8.0-beta00009/logo/favicon.ico"> |
| <link rel="stylesheet" href="https://lucenenet.apache.org/docs/4.8.0-beta00009/styles/docfx.vendor.css"> |
| <link rel="stylesheet" href="https://lucenenet.apache.org/docs/4.8.0-beta00009/styles/docfx.css"> |
| <link rel="stylesheet" href="https://lucenenet.apache.org/docs/4.8.0-beta00009/styles/main.css"> |
| <meta property="docfx:navrel" content="toc.html"> |
| <meta property="docfx:tocrel" content="core/toc.html"> |
| |
| <meta property="docfx:rel" content="https://lucenenet.apache.org/docs/4.8.0-beta00009/"> |
| |
| </head> |
| <body data-spy="scroll" data-target="#affix" data-offset="120"> |
| <div id="wrapper"> |
| <header> |
| |
| <nav id="autocollapse" class="navbar ng-scope" role="navigation"> |
| <div class="container"> |
| <div class="navbar-header"> |
| <button type="button" class="navbar-toggle" data-toggle="collapse" data-target="#navbar"> |
| <span class="sr-only">Toggle navigation</span> |
| <span class="icon-bar"></span> |
| <span class="icon-bar"></span> |
| <span class="icon-bar"></span> |
| </button> |
| |
| <a class="navbar-brand" href="/"> |
| <img id="logo" class="svg" src="https://lucenenet.apache.org/docs/4.8.0-beta00009/logo/lucene-net-color.png" alt=""> |
| </a> |
| </div> |
| <div class="collapse navbar-collapse" id="navbar"> |
| <form class="navbar-form navbar-right" role="search" id="search"> |
| <div class="form-group"> |
| <input type="text" class="form-control" id="search-query" placeholder="Search" autocomplete="off"> |
| </div> |
| </form> |
| </div> |
| </div> |
| </nav> |
| |
| <div class="subnav navbar navbar-default"> |
| <div class="container hide-when-search"> |
| <ul class="level0 breadcrumb"> |
| <li> |
| <a href="https://lucenenet.apache.org/docs/4.8.0-beta00009/">API</a> |
| <span id="breadcrumb"> |
| <ul class="breadcrumb"> |
| <li></li> |
| </ul> |
| </span> |
| </li> |
| </ul> |
| </div> |
| </div> |
| </header> |
| <div class="container body-content"> |
| |
| <div id="search-results"> |
| <div class="search-list"></div> |
| <div class="sr-items"> |
| <p><i class="glyphicon glyphicon-refresh index-loading"></i></p> |
| </div> |
| <ul id="pagination"></ul> |
| </div> |
| </div> |
| <div role="main" class="container body-content hide-when-search"> |
| |
| <div class="sidenav hide-when-search"> |
| <a class="btn toc-toggle collapse" data-toggle="collapse" href="#sidetoggle" aria-expanded="false" aria-controls="sidetoggle">Show / Hide Table of Contents</a> |
| <div class="sidetoggle collapse" id="sidetoggle"> |
| <div id="sidetoc"></div> |
| </div> |
| </div> |
| <div class="article row grid-right"> |
| <div class="col-md-10"> |
| <article class="content wrap" id="_content" data-uid="Lucene.Net.Search.Similarities.MultiSimilarity"> |
| |
| |
| <h1 id="Lucene_Net_Search_Similarities_MultiSimilarity" data-uid="Lucene.Net.Search.Similarities.MultiSimilarity" class="text-break">Class MultiSimilarity |
| </h1> |
| <div class="markdown level0 summary"><p>Implements the CombSUM method for combining evidence from multiple |
| similarity values described in: Joseph A. Shaw, Edward A. Fox. |
| In Text REtrieval Conference (1993), pp. 243-252 |
| <p> |
| <div class="lucene-block lucene-experimental">This is a Lucene.NET EXPERIMENTAL API, use at your own risk</div></div> |
| <div class="markdown level0 conceptual"></div> |
| <div class="inheritance"> |
| <h5>Inheritance</h5> |
| <div class="level0"><span class="xref">System.Object</span></div> |
| <div class="level1"><a class="xref" href="Lucene.Net.Search.Similarities.Similarity.html">Similarity</a></div> |
| <div class="level2"><span class="xref">MultiSimilarity</span></div> |
| </div> |
| <div class="inheritedMembers"> |
| <h5>Inherited Members</h5> |
| <div> |
| <a class="xref" href="Lucene.Net.Search.Similarities.Similarity.html#Lucene_Net_Search_Similarities_Similarity_Coord_System_Int32_System_Int32_">Similarity.Coord(Int32, Int32)</a> |
| </div> |
| <div> |
| <a class="xref" href="Lucene.Net.Search.Similarities.Similarity.html#Lucene_Net_Search_Similarities_Similarity_QueryNorm_System_Single_">Similarity.QueryNorm(Single)</a> |
| </div> |
| <div> |
| <span class="xref">System.Object.Equals(System.Object)</span> |
| </div> |
| <div> |
| <span class="xref">System.Object.Equals(System.Object, System.Object)</span> |
| </div> |
| <div> |
| <span class="xref">System.Object.GetHashCode()</span> |
| </div> |
| <div> |
| <span class="xref">System.Object.GetType()</span> |
| </div> |
| <div> |
| <span class="xref">System.Object.MemberwiseClone()</span> |
| </div> |
| <div> |
| <span class="xref">System.Object.ReferenceEquals(System.Object, System.Object)</span> |
| </div> |
| <div> |
| <span class="xref">System.Object.ToString()</span> |
| </div> |
| </div> |
| <h6><strong>Namespace</strong>: <a class="xref" href="Lucene.Net.Search.Similarities.html">Lucene.Net.Search.Similarities</a></h6> |
| <h6><strong>Assembly</strong>: Lucene.Net.dll</h6> |
| <h5 id="Lucene_Net_Search_Similarities_MultiSimilarity_syntax">Syntax</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">public class MultiSimilarity : Similarity</code></pre> |
| </div> |
| <h3 id="constructors">Constructors |
| </h3> |
| <span class="small pull-right mobile-hide"> |
| <span class="divider">|</span> |
| <a href="https://github.com/apache/lucenenet/new/docs/4.8.0-beta00010/websites/apidocs/apiSpec/new?filename=Lucene_Net_Search_Similarities_MultiSimilarity__ctor_Lucene_Net_Search_Similarities_Similarity___.md&value=---%0Auid%3A%20Lucene.Net.Search.Similarities.MultiSimilarity.%23ctor(Lucene.Net.Search.Similarities.Similarity%5B%5D)%0Asummary%3A%20'*You%20can%20override%20summary%20for%20the%20API%20here%20using%20*MARKDOWN*%20syntax'%0A---%0A%0A*Please%20type%20below%20more%20information%20about%20this%20API%3A*%0A%0A">Improve this Doc</a> |
| </span> |
| <span class="small pull-right mobile-hide"> |
| <a href="https://github.com/NightOwl888/lucenenet/blob/release/Lucene.Net_4_8_0_beta00010/src/Lucene.Net/Search/Similarities/MultiSimilarity.cs/#L41">View Source</a> |
| </span> |
| <a id="Lucene_Net_Search_Similarities_MultiSimilarity__ctor_" data-uid="Lucene.Net.Search.Similarities.MultiSimilarity.#ctor*"></a> |
| <h4 id="Lucene_Net_Search_Similarities_MultiSimilarity__ctor_Lucene_Net_Search_Similarities_Similarity___" data-uid="Lucene.Net.Search.Similarities.MultiSimilarity.#ctor(Lucene.Net.Search.Similarities.Similarity[])">MultiSimilarity(Similarity[])</h4> |
| <div class="markdown level1 summary"><p>Creates a <a class="xref" href="Lucene.Net.Search.Similarities.MultiSimilarity.html">MultiSimilarity</a> which will sum the scores |
| of the provided <code data-dev-comment-type="paramref" class="paramref">sims</code>.</p> |
| </div> |
| <div class="markdown level1 conceptual"></div> |
| <h5 class="decalaration">Declaration</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">public MultiSimilarity(Similarity[] sims)</code></pre> |
| </div> |
| <h5 class="parameters">Parameters</h5> |
| <table class="table table-bordered table-striped table-condensed"> |
| <thead> |
| <tr> |
| <th>Type</th> |
| <th>Name</th> |
| <th>Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td><a class="xref" href="Lucene.Net.Search.Similarities.Similarity.html">Similarity</a>[]</td> |
| <td><span class="parametername">sims</span></td> |
| <td></td> |
| </tr> |
| </tbody> |
| </table> |
| <h3 id="fields">Fields |
| </h3> |
| <span class="small pull-right mobile-hide"> |
| <span class="divider">|</span> |
| <a href="https://github.com/apache/lucenenet/new/docs/4.8.0-beta00010/websites/apidocs/apiSpec/new?filename=Lucene_Net_Search_Similarities_MultiSimilarity_m_sims.md&value=---%0Auid%3A%20Lucene.Net.Search.Similarities.MultiSimilarity.m_sims%0Asummary%3A%20'*You%20can%20override%20summary%20for%20the%20API%20here%20using%20*MARKDOWN*%20syntax'%0A---%0A%0A*Please%20type%20below%20more%20information%20about%20this%20API%3A*%0A%0A">Improve this Doc</a> |
| </span> |
| <span class="small pull-right mobile-hide"> |
| <a href="https://github.com/NightOwl888/lucenenet/blob/release/Lucene.Net_4_8_0_beta00010/src/Lucene.Net/Search/Similarities/MultiSimilarity.cs/#L35">View Source</a> |
| </span> |
| <h4 id="Lucene_Net_Search_Similarities_MultiSimilarity_m_sims" data-uid="Lucene.Net.Search.Similarities.MultiSimilarity.m_sims">m_sims</h4> |
| <div class="markdown level1 summary"><p>the sub-similarities used to create the combined score </p> |
| </div> |
| <div class="markdown level1 conceptual"></div> |
| <h5 class="decalaration">Declaration</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">protected readonly Similarity[] m_sims</code></pre> |
| </div> |
| <h5 class="fieldValue">Field Value</h5> |
| <table class="table table-bordered table-striped table-condensed"> |
| <thead> |
| <tr> |
| <th>Type</th> |
| <th>Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td><a class="xref" href="Lucene.Net.Search.Similarities.Similarity.html">Similarity</a>[]</td> |
| <td></td> |
| </tr> |
| </tbody> |
| </table> |
| <h3 id="methods">Methods |
| </h3> |
| <span class="small pull-right mobile-hide"> |
| <span class="divider">|</span> |
| <a href="https://github.com/apache/lucenenet/new/docs/4.8.0-beta00010/websites/apidocs/apiSpec/new?filename=Lucene_Net_Search_Similarities_MultiSimilarity_ComputeNorm_Lucene_Net_Index_FieldInvertState_.md&value=---%0Auid%3A%20Lucene.Net.Search.Similarities.MultiSimilarity.ComputeNorm(Lucene.Net.Index.FieldInvertState)%0Asummary%3A%20'*You%20can%20override%20summary%20for%20the%20API%20here%20using%20*MARKDOWN*%20syntax'%0A---%0A%0A*Please%20type%20below%20more%20information%20about%20this%20API%3A*%0A%0A">Improve this Doc</a> |
| </span> |
| <span class="small pull-right mobile-hide"> |
| <a href="https://github.com/NightOwl888/lucenenet/blob/release/Lucene.Net_4_8_0_beta00010/src/Lucene.Net/Search/Similarities/MultiSimilarity.cs/#L46">View Source</a> |
| </span> |
| <a id="Lucene_Net_Search_Similarities_MultiSimilarity_ComputeNorm_" data-uid="Lucene.Net.Search.Similarities.MultiSimilarity.ComputeNorm*"></a> |
| <h4 id="Lucene_Net_Search_Similarities_MultiSimilarity_ComputeNorm_Lucene_Net_Index_FieldInvertState_" data-uid="Lucene.Net.Search.Similarities.MultiSimilarity.ComputeNorm(Lucene.Net.Index.FieldInvertState)">ComputeNorm(FieldInvertState)</h4> |
| <div class="markdown level1 summary"></div> |
| <div class="markdown level1 conceptual"></div> |
| <h5 class="decalaration">Declaration</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">public override long ComputeNorm(FieldInvertState state)</code></pre> |
| </div> |
| <h5 class="parameters">Parameters</h5> |
| <table class="table table-bordered table-striped table-condensed"> |
| <thead> |
| <tr> |
| <th>Type</th> |
| <th>Name</th> |
| <th>Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td><a class="xref" href="Lucene.Net.Index.FieldInvertState.html">FieldInvertState</a></td> |
| <td><span class="parametername">state</span></td> |
| <td></td> |
| </tr> |
| </tbody> |
| </table> |
| <h5 class="returns">Returns</h5> |
| <table class="table table-bordered table-striped table-condensed"> |
| <thead> |
| <tr> |
| <th>Type</th> |
| <th>Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td><span class="xref">System.Int64</span></td> |
| <td></td> |
| </tr> |
| </tbody> |
| </table> |
| <h5 class="overrides">Overrides</h5> |
| <div><a class="xref" href="Lucene.Net.Search.Similarities.Similarity.html#Lucene_Net_Search_Similarities_Similarity_ComputeNorm_Lucene_Net_Index_FieldInvertState_">Similarity.ComputeNorm(FieldInvertState)</a></div> |
| <span class="small pull-right mobile-hide"> |
| <span class="divider">|</span> |
| <a href="https://github.com/apache/lucenenet/new/docs/4.8.0-beta00010/websites/apidocs/apiSpec/new?filename=Lucene_Net_Search_Similarities_MultiSimilarity_ComputeWeight_System_Single_Lucene_Net_Search_CollectionStatistics_Lucene_Net_Search_TermStatistics___.md&value=---%0Auid%3A%20Lucene.Net.Search.Similarities.MultiSimilarity.ComputeWeight(System.Single%2CLucene.Net.Search.CollectionStatistics%2CLucene.Net.Search.TermStatistics%5B%5D)%0Asummary%3A%20'*You%20can%20override%20summary%20for%20the%20API%20here%20using%20*MARKDOWN*%20syntax'%0A---%0A%0A*Please%20type%20below%20more%20information%20about%20this%20API%3A*%0A%0A">Improve this Doc</a> |
| </span> |
| <span class="small pull-right mobile-hide"> |
| <a href="https://github.com/NightOwl888/lucenenet/blob/release/Lucene.Net_4_8_0_beta00010/src/Lucene.Net/Search/Similarities/MultiSimilarity.cs/#L51">View Source</a> |
| </span> |
| <a id="Lucene_Net_Search_Similarities_MultiSimilarity_ComputeWeight_" data-uid="Lucene.Net.Search.Similarities.MultiSimilarity.ComputeWeight*"></a> |
| <h4 id="Lucene_Net_Search_Similarities_MultiSimilarity_ComputeWeight_System_Single_Lucene_Net_Search_CollectionStatistics_Lucene_Net_Search_TermStatistics___" data-uid="Lucene.Net.Search.Similarities.MultiSimilarity.ComputeWeight(System.Single,Lucene.Net.Search.CollectionStatistics,Lucene.Net.Search.TermStatistics[])">ComputeWeight(Single, CollectionStatistics, TermStatistics[])</h4> |
| <div class="markdown level1 summary"></div> |
| <div class="markdown level1 conceptual"></div> |
| <h5 class="decalaration">Declaration</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">public override Similarity.SimWeight ComputeWeight(float queryBoost, CollectionStatistics collectionStats, params TermStatistics[] termStats)</code></pre> |
| </div> |
| <h5 class="parameters">Parameters</h5> |
| <table class="table table-bordered table-striped table-condensed"> |
| <thead> |
| <tr> |
| <th>Type</th> |
| <th>Name</th> |
| <th>Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td><span class="xref">System.Single</span></td> |
| <td><span class="parametername">queryBoost</span></td> |
| <td></td> |
| </tr> |
| <tr> |
| <td><a class="xref" href="Lucene.Net.Search.CollectionStatistics.html">CollectionStatistics</a></td> |
| <td><span class="parametername">collectionStats</span></td> |
| <td></td> |
| </tr> |
| <tr> |
| <td><a class="xref" href="Lucene.Net.Search.TermStatistics.html">TermStatistics</a>[]</td> |
| <td><span class="parametername">termStats</span></td> |
| <td></td> |
| </tr> |
| </tbody> |
| </table> |
| <h5 class="returns">Returns</h5> |
| <table class="table table-bordered table-striped table-condensed"> |
| <thead> |
| <tr> |
| <th>Type</th> |
| <th>Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td><a class="xref" href="Lucene.Net.Search.Similarities.Similarity.SimWeight.html">Similarity.SimWeight</a></td> |
| <td></td> |
| </tr> |
| </tbody> |
| </table> |
| <h5 class="overrides">Overrides</h5> |
| <div><a class="xref" href="Lucene.Net.Search.Similarities.Similarity.html#Lucene_Net_Search_Similarities_Similarity_ComputeWeight_System_Single_Lucene_Net_Search_CollectionStatistics_Lucene_Net_Search_TermStatistics___">Similarity.ComputeWeight(Single, CollectionStatistics, TermStatistics[])</a></div> |
| <span class="small pull-right mobile-hide"> |
| <span class="divider">|</span> |
| <a href="https://github.com/apache/lucenenet/new/docs/4.8.0-beta00010/websites/apidocs/apiSpec/new?filename=Lucene_Net_Search_Similarities_MultiSimilarity_GetSimScorer_Lucene_Net_Search_Similarities_Similarity_SimWeight_Lucene_Net_Index_AtomicReaderContext_.md&value=---%0Auid%3A%20Lucene.Net.Search.Similarities.MultiSimilarity.GetSimScorer(Lucene.Net.Search.Similarities.Similarity.SimWeight%2CLucene.Net.Index.AtomicReaderContext)%0Asummary%3A%20'*You%20can%20override%20summary%20for%20the%20API%20here%20using%20*MARKDOWN*%20syntax'%0A---%0A%0A*Please%20type%20below%20more%20information%20about%20this%20API%3A*%0A%0A">Improve this Doc</a> |
| </span> |
| <span class="small pull-right mobile-hide"> |
| <a href="https://github.com/NightOwl888/lucenenet/blob/release/Lucene.Net_4_8_0_beta00010/src/Lucene.Net/Search/Similarities/MultiSimilarity.cs/#L61">View Source</a> |
| </span> |
| <a id="Lucene_Net_Search_Similarities_MultiSimilarity_GetSimScorer_" data-uid="Lucene.Net.Search.Similarities.MultiSimilarity.GetSimScorer*"></a> |
| <h4 id="Lucene_Net_Search_Similarities_MultiSimilarity_GetSimScorer_Lucene_Net_Search_Similarities_Similarity_SimWeight_Lucene_Net_Index_AtomicReaderContext_" data-uid="Lucene.Net.Search.Similarities.MultiSimilarity.GetSimScorer(Lucene.Net.Search.Similarities.Similarity.SimWeight,Lucene.Net.Index.AtomicReaderContext)">GetSimScorer(Similarity.SimWeight, AtomicReaderContext)</h4> |
| <div class="markdown level1 summary"></div> |
| <div class="markdown level1 conceptual"></div> |
| <h5 class="decalaration">Declaration</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">public override Similarity.SimScorer GetSimScorer(Similarity.SimWeight stats, AtomicReaderContext context)</code></pre> |
| </div> |
| <h5 class="parameters">Parameters</h5> |
| <table class="table table-bordered table-striped table-condensed"> |
| <thead> |
| <tr> |
| <th>Type</th> |
| <th>Name</th> |
| <th>Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td><a class="xref" href="Lucene.Net.Search.Similarities.Similarity.SimWeight.html">Similarity.SimWeight</a></td> |
| <td><span class="parametername">stats</span></td> |
| <td></td> |
| </tr> |
| <tr> |
| <td><a class="xref" href="Lucene.Net.Index.AtomicReaderContext.html">AtomicReaderContext</a></td> |
| <td><span class="parametername">context</span></td> |
| <td></td> |
| </tr> |
| </tbody> |
| </table> |
| <h5 class="returns">Returns</h5> |
| <table class="table table-bordered table-striped table-condensed"> |
| <thead> |
| <tr> |
| <th>Type</th> |
| <th>Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td><a class="xref" href="Lucene.Net.Search.Similarities.Similarity.SimScorer.html">Similarity.SimScorer</a></td> |
| <td></td> |
| </tr> |
| </tbody> |
| </table> |
| <h5 class="overrides">Overrides</h5> |
| <div><a class="xref" href="Lucene.Net.Search.Similarities.Similarity.html#Lucene_Net_Search_Similarities_Similarity_GetSimScorer_Lucene_Net_Search_Similarities_Similarity_SimWeight_Lucene_Net_Index_AtomicReaderContext_">Similarity.GetSimScorer(Similarity.SimWeight, AtomicReaderContext)</a></div> |
| </article> |
| </div> |
| |
| <div class="hidden-sm col-md-2" role="complementary"> |
| <div class="sideaffix"> |
| <div class="contribution"> |
| <ul class="nav"> |
| <li> |
| <a href="https://github.com/apache/lucenenet/new/docs/4.8.0-beta00010/websites/apidocs/apiSpec/new?filename=Lucene_Net_Search_Similarities_MultiSimilarity.md&value=---%0Auid%3A%20Lucene.Net.Search.Similarities.MultiSimilarity%0Asummary%3A%20'*You%20can%20override%20summary%20for%20the%20API%20here%20using%20*MARKDOWN*%20syntax'%0A---%0A%0A*Please%20type%20below%20more%20information%20about%20this%20API%3A*%0A%0A" class="contribution-link">Improve this Doc</a> |
| </li> |
| <li> |
| <a href="https://github.com/apache/lucenenet/blob/release/Lucene.Net_4_8_0_beta00010/src/Lucene.Net/Search/Similarities/MultiSimilarity.cs/#L31" class="contribution-link">View Source</a> |
| </li> |
| </ul> |
| </div> |
| <nav class="bs-docs-sidebar hidden-print hidden-xs hidden-sm affix" id="affix"> |
| <!-- <p><a class="back-to-top" href="#top">Back to top</a><p> --> |
| </nav> |
| </div> |
| </div> |
| </div> |
| </div> |
| |
| <footer> |
| <div class="grad-bottom"></div> |
| <div class="footer"> |
| <div class="container"> |
| <span class="pull-right"> |
| <a href="#top">Back to top</a> |
| </span> |
| Copyright © 2020 Licensed to the Apache Software Foundation (ASF) |
| |
| </div> |
| </div> |
| </footer> |
| </div> |
| |
| <script type="text/javascript" src="https://lucenenet.apache.org/docs/4.8.0-beta00009/styles/docfx.vendor.js"></script> |
| <script type="text/javascript" src="https://lucenenet.apache.org/docs/4.8.0-beta00009/styles/docfx.js"></script> |
| <script type="text/javascript" src="https://lucenenet.apache.org/docs/4.8.0-beta00009/styles/main.js"></script> |
| </body> |
| </html> |
