site/docs/3.4.3/api/python/reference/api/pyspark.ml.PredictionModel.html - spark-website - Git at Google


 <!DOCTYPE html>

 <html>
   <head>
     <meta charset="utf-8" />
     <title>PredictionModel &#8212; PySpark 3.4.3 documentation</title>

   <link rel="stylesheet" href="../../_static/css/index.73d71520a4ca3b99cfee5594769eaaae.css">


   <link rel="stylesheet"
     href="../../_static/vendor/fontawesome/5.13.0/css/all.min.css">
   <link rel="preload" as="font" type="font/woff2" crossorigin
     href="../../_static/vendor/fontawesome/5.13.0/webfonts/fa-solid-900.woff2">
   <link rel="preload" as="font" type="font/woff2" crossorigin
     href="../../_static/vendor/fontawesome/5.13.0/webfonts/fa-brands-400.woff2">


   <link rel="stylesheet"
     href="../../_static/vendor/open-sans_all/1.44.1/index.css">
   <link rel="stylesheet"
     href="../../_static/vendor/lato_latin-ext/1.44.1/index.css">


     <link rel="stylesheet" href="../../_static/basic.css" type="text/css" />
     <link rel="stylesheet" href="../../_static/pygments.css" type="text/css" />
     <link rel="stylesheet" type="text/css" href="../../_static/copybutton.css" />
     <link rel="stylesheet" type="text/css" href="../../_static/css/pyspark.css" />

   <link rel="preload" as="script" href="../../_static/js/index.3da636dd464baa7582d2.js">

     <script id="documentation_options" data-url_root="../../" src="../../_static/documentation_options.js"></script>
     <script src="../../_static/jquery.js"></script>
     <script src="../../_static/underscore.js"></script>
     <script src="../../_static/doctools.js"></script>
     <script src="../../_static/language_data.js"></script>
     <script src="../../_static/clipboard.min.js"></script>
     <script src="../../_static/copybutton.js"></script>
     <script crossorigin="anonymous" integrity="sha256-Ae2Vz/4ePdIu6ZyI/5ZGsYnb+m0JlOmKPjt6XZ9JJkA=" src="https://cdnjs.cloudflare.com/ajax/libs/require.js/2.3.4/require.min.js"></script>
     <script async="async" src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/latest.js?config=TeX-AMS-MML_HTMLorMML"></script>
     <script type="text/x-mathjax-config">MathJax.Hub.Config({"tex2jax": {"inlineMath": [["$", "$"], ["\\(", "\\)"]], "processEscapes": true, "ignoreClass": "document", "processClass": "math|output_area"}})</script>
     <link rel="canonical" href="https://spark.apache.org/docs/latest/api/python/reference/api/pyspark.ml.PredictionModel.html" />
     <link rel="search" title="Search" href="../../search.html" />
     <link rel="next" title="Pipeline" href="pyspark.ml.Pipeline.html" />
     <link rel="prev" title="Predictor" href="pyspark.ml.Predictor.html" />
     <meta name="viewport" content="width=device-width, initial-scale=1" />
     <meta name="docsearch:language" content="en" />
   </head>
   <body data-spy="scroll" data-target="#bd-toc-nav" data-offset="80">

     <nav class="navbar navbar-light navbar-expand-lg bg-light fixed-top bd-navbar" id="navbar-main">
 <div class="container-xl">

     <a class="navbar-brand" href="../../index.html">

       <img src="../../_static/spark-logo-reverse.png" class="logo" alt="logo" />

     </a>
     <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbar-menu" aria-controls="navbar-menu" aria-expanded="false" aria-label="Toggle navigation">
         <span class="navbar-toggler-icon"></span>
     </button>

     <div id="navbar-menu" class="col-lg-9 collapse navbar-collapse">
       <ul id="navbar-main-elements" class="navbar-nav mr-auto">


         <li class="nav-item ">
             <a class="nav-link" href="../../index.html">Overview</a>
         </li>

         <li class="nav-item ">
             <a class="nav-link" href="../../getting_started/index.html">Getting Started</a>
         </li>

         <li class="nav-item ">
             <a class="nav-link" href="../../user_guide/index.html">User Guides</a>
         </li>

         <li class="nav-item active">
             <a class="nav-link" href="../index.html">API Reference</a>
         </li>

         <li class="nav-item ">
             <a class="nav-link" href="../../development/index.html">Development</a>
         </li>

         <li class="nav-item ">
             <a class="nav-link" href="../../migration_guide/index.html">Migration Guides</a>
         </li>


       </ul>


       <ul class="navbar-nav">


       </ul>
     </div>
 </div>
     </nav>


     <div class="container-xl">
       <div class="row">

           <div class="col-12 col-md-3 bd-sidebar"><form class="bd-search d-flex align-items-center" action="../../search.html" method="get">
   <i class="icon fas fa-search"></i>
   <input type="search" class="form-control" name="q" id="search-input" placeholder="Search the docs ..." aria-label="Search the docs ..." autocomplete="off" >
 </form>
 <nav class="bd-links" id="bd-docs-nav" aria-label="Main navigation">

     <div class="bd-toc-item active">


     <ul class="nav bd-sidenav">


                 <li class="">
                     <a href="../pyspark.sql/index.html">Spark SQL</a>
                 </li>


                 <li class="">
                     <a href="../pyspark.pandas/index.html">Pandas API on Spark</a>
                 </li>


                 <li class="">
                     <a href="../pyspark.ss/index.html">Structured Streaming</a>
                 </li>


                 <li class="active">
                     <a href="../pyspark.ml.html">MLlib (DataFrame-based)</a>
                 </li>


                 <li class="">
                     <a href="../pyspark.streaming.html">Spark Streaming (Legacy)</a>
                 </li>


                 <li class="">
                     <a href="../pyspark.mllib.html">MLlib (RDD-based)</a>
                 </li>


                 <li class="">
                     <a href="../pyspark.html">Spark Core</a>
                 </li>


                 <li class="">
                     <a href="../pyspark.resource.html">Resource Management</a>
                 </li>


                 <li class="">
                     <a href="../pyspark.errors.html">Errors</a>
                 </li>


       </ul>

   </nav>
           </div>


           <div class="d-none d-xl-block col-xl-2 bd-toc">


 <nav id="bd-toc-nav">
     <ul class="nav section-nav flex-column">

     </ul>
 </nav>


           </div>


           <main class="col-12 col-md-9 col-xl-7 py-md-5 pl-md-5 pr-md-4 bd-content" role="main">

               <div>

   <div class="section" id="predictionmodel">
 <h1>PredictionModel<a class="headerlink" href="#predictionmodel" title="Permalink to this headline">¶</a></h1>
 <dl class="py class">
 <dt id="pyspark.ml.PredictionModel">
 <em class="property">class </em><code class="sig-prename descclassname">pyspark.ml.</code><code class="sig-name descname">PredictionModel</code><a class="reference internal" href="../../_modules/pyspark/ml/base.html#PredictionModel"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#pyspark.ml.PredictionModel" title="Permalink to this definition">¶</a></dt>
 <dd><p>Model for prediction tasks (regression and classification).</p>
 <p class="rubric">Methods</p>
 <table class="longtable table autosummary">
 <colgroup>
 <col style="width: 10%" />
 <col style="width: 90%" />
 </colgroup>
 <tbody>
 <tr class="row-odd"><td><p><a class="reference internal" href="#pyspark.ml.PredictionModel.clear" title="pyspark.ml.PredictionModel.clear"><code class="xref py py-obj docutils literal notranslate"><span class="pre">clear</span></code></a>(param)</p></td>
 <td><p>Clears a param from the param map if it has been explicitly set.</p></td>
 </tr>
 <tr class="row-even"><td><p><a class="reference internal" href="#pyspark.ml.PredictionModel.copy" title="pyspark.ml.PredictionModel.copy"><code class="xref py py-obj docutils literal notranslate"><span class="pre">copy</span></code></a>([extra])</p></td>
 <td><p>Creates a copy of this instance with the same uid and some extra params.</p></td>
 </tr>
 <tr class="row-odd"><td><p><a class="reference internal" href="#pyspark.ml.PredictionModel.explainParam" title="pyspark.ml.PredictionModel.explainParam"><code class="xref py py-obj docutils literal notranslate"><span class="pre">explainParam</span></code></a>(param)</p></td>
 <td><p>Explains a single param and returns its name, doc, and optional default value and user-supplied value in a string.</p></td>
 </tr>
 <tr class="row-even"><td><p><a class="reference internal" href="#pyspark.ml.PredictionModel.explainParams" title="pyspark.ml.PredictionModel.explainParams"><code class="xref py py-obj docutils literal notranslate"><span class="pre">explainParams</span></code></a>()</p></td>
 <td><p>Returns the documentation of all params with their optionally default values and user-supplied values.</p></td>
 </tr>
 <tr class="row-odd"><td><p><a class="reference internal" href="#pyspark.ml.PredictionModel.extractParamMap" title="pyspark.ml.PredictionModel.extractParamMap"><code class="xref py py-obj docutils literal notranslate"><span class="pre">extractParamMap</span></code></a>([extra])</p></td>
 <td><p>Extracts the embedded default param values and user-supplied values, and then merges them with extra values from input into a flat param map, where the latter value is used if there exist conflicts, i.e., with ordering: default param values &lt; user-supplied values &lt; extra.</p></td>
 </tr>
 <tr class="row-even"><td><p><a class="reference internal" href="#pyspark.ml.PredictionModel.getFeaturesCol" title="pyspark.ml.PredictionModel.getFeaturesCol"><code class="xref py py-obj docutils literal notranslate"><span class="pre">getFeaturesCol</span></code></a>()</p></td>
 <td><p>Gets the value of featuresCol or its default value.</p></td>
 </tr>
 <tr class="row-odd"><td><p><a class="reference internal" href="#pyspark.ml.PredictionModel.getLabelCol" title="pyspark.ml.PredictionModel.getLabelCol"><code class="xref py py-obj docutils literal notranslate"><span class="pre">getLabelCol</span></code></a>()</p></td>
 <td><p>Gets the value of labelCol or its default value.</p></td>
 </tr>
 <tr class="row-even"><td><p><a class="reference internal" href="#pyspark.ml.PredictionModel.getOrDefault" title="pyspark.ml.PredictionModel.getOrDefault"><code class="xref py py-obj docutils literal notranslate"><span class="pre">getOrDefault</span></code></a>(param)</p></td>
 <td><p>Gets the value of a param in the user-supplied param map or its default value.</p></td>
 </tr>
 <tr class="row-odd"><td><p><a class="reference internal" href="#pyspark.ml.PredictionModel.getParam" title="pyspark.ml.PredictionModel.getParam"><code class="xref py py-obj docutils literal notranslate"><span class="pre">getParam</span></code></a>(paramName)</p></td>
 <td><p>Gets a param by its name.</p></td>
 </tr>
 <tr class="row-even"><td><p><a class="reference internal" href="#pyspark.ml.PredictionModel.getPredictionCol" title="pyspark.ml.PredictionModel.getPredictionCol"><code class="xref py py-obj docutils literal notranslate"><span class="pre">getPredictionCol</span></code></a>()</p></td>
 <td><p>Gets the value of predictionCol or its default value.</p></td>
 </tr>
 <tr class="row-odd"><td><p><a class="reference internal" href="#pyspark.ml.PredictionModel.hasDefault" title="pyspark.ml.PredictionModel.hasDefault"><code class="xref py py-obj docutils literal notranslate"><span class="pre">hasDefault</span></code></a>(param)</p></td>
 <td><p>Checks whether a param has a default value.</p></td>
 </tr>
 <tr class="row-even"><td><p><a class="reference internal" href="#pyspark.ml.PredictionModel.hasParam" title="pyspark.ml.PredictionModel.hasParam"><code class="xref py py-obj docutils literal notranslate"><span class="pre">hasParam</span></code></a>(paramName)</p></td>
 <td><p>Tests whether this instance contains a param with a given (string) name.</p></td>
 </tr>
 <tr class="row-odd"><td><p><a class="reference internal" href="#pyspark.ml.PredictionModel.isDefined" title="pyspark.ml.PredictionModel.isDefined"><code class="xref py py-obj docutils literal notranslate"><span class="pre">isDefined</span></code></a>(param)</p></td>
 <td><p>Checks whether a param is explicitly set by user or has a default value.</p></td>
 </tr>
 <tr class="row-even"><td><p><a class="reference internal" href="#pyspark.ml.PredictionModel.isSet" title="pyspark.ml.PredictionModel.isSet"><code class="xref py py-obj docutils literal notranslate"><span class="pre">isSet</span></code></a>(param)</p></td>
 <td><p>Checks whether a param is explicitly set by user.</p></td>
 </tr>
 <tr class="row-odd"><td><p><a class="reference internal" href="#pyspark.ml.PredictionModel.predict" title="pyspark.ml.PredictionModel.predict"><code class="xref py py-obj docutils literal notranslate"><span class="pre">predict</span></code></a>(value)</p></td>
 <td><p>Predict label for the given features.</p></td>
 </tr>
 <tr class="row-even"><td><p><a class="reference internal" href="#pyspark.ml.PredictionModel.set" title="pyspark.ml.PredictionModel.set"><code class="xref py py-obj docutils literal notranslate"><span class="pre">set</span></code></a>(param, value)</p></td>
 <td><p>Sets a parameter in the embedded param map.</p></td>
 </tr>
 <tr class="row-odd"><td><p><a class="reference internal" href="#pyspark.ml.PredictionModel.setFeaturesCol" title="pyspark.ml.PredictionModel.setFeaturesCol"><code class="xref py py-obj docutils literal notranslate"><span class="pre">setFeaturesCol</span></code></a>(value)</p></td>
 <td><p>Sets the value of <a class="reference internal" href="#pyspark.ml.PredictionModel.featuresCol" title="pyspark.ml.PredictionModel.featuresCol"><code class="xref py py-attr docutils literal notranslate"><span class="pre">featuresCol</span></code></a>.</p></td>
 </tr>
 <tr class="row-even"><td><p><a class="reference internal" href="#pyspark.ml.PredictionModel.setPredictionCol" title="pyspark.ml.PredictionModel.setPredictionCol"><code class="xref py py-obj docutils literal notranslate"><span class="pre">setPredictionCol</span></code></a>(value)</p></td>
 <td><p>Sets the value of <a class="reference internal" href="#pyspark.ml.PredictionModel.predictionCol" title="pyspark.ml.PredictionModel.predictionCol"><code class="xref py py-attr docutils literal notranslate"><span class="pre">predictionCol</span></code></a>.</p></td>
 </tr>
 <tr class="row-odd"><td><p><a class="reference internal" href="#pyspark.ml.PredictionModel.transform" title="pyspark.ml.PredictionModel.transform"><code class="xref py py-obj docutils literal notranslate"><span class="pre">transform</span></code></a>(dataset[, params])</p></td>
 <td><p>Transforms the input dataset with optional parameters.</p></td>
 </tr>
 </tbody>
 </table>
 <p class="rubric">Attributes</p>
 <table class="longtable table autosummary">
 <colgroup>
 <col style="width: 10%" />
 <col style="width: 90%" />
 </colgroup>
 <tbody>
 <tr class="row-odd"><td><p><a class="reference internal" href="#pyspark.ml.PredictionModel.featuresCol" title="pyspark.ml.PredictionModel.featuresCol"><code class="xref py py-obj docutils literal notranslate"><span class="pre">featuresCol</span></code></a></p></td>
 <td><p></p></td>
 </tr>
 <tr class="row-even"><td><p><a class="reference internal" href="#pyspark.ml.PredictionModel.labelCol" title="pyspark.ml.PredictionModel.labelCol"><code class="xref py py-obj docutils literal notranslate"><span class="pre">labelCol</span></code></a></p></td>
 <td><p></p></td>
 </tr>
 <tr class="row-odd"><td><p><a class="reference internal" href="#pyspark.ml.PredictionModel.numFeatures" title="pyspark.ml.PredictionModel.numFeatures"><code class="xref py py-obj docutils literal notranslate"><span class="pre">numFeatures</span></code></a></p></td>
 <td><p>Returns the number of features the model was trained on.</p></td>
 </tr>
 <tr class="row-even"><td><p><a class="reference internal" href="#pyspark.ml.PredictionModel.params" title="pyspark.ml.PredictionModel.params"><code class="xref py py-obj docutils literal notranslate"><span class="pre">params</span></code></a></p></td>
 <td><p>Returns all params ordered by name.</p></td>
 </tr>
 <tr class="row-odd"><td><p><a class="reference internal" href="#pyspark.ml.PredictionModel.predictionCol" title="pyspark.ml.PredictionModel.predictionCol"><code class="xref py py-obj docutils literal notranslate"><span class="pre">predictionCol</span></code></a></p></td>
 <td><p></p></td>
 </tr>
 </tbody>
 </table>
 <p class="rubric">Methods Documentation</p>
 <dl class="py method">
 <dt id="pyspark.ml.PredictionModel.clear">
 <code class="sig-name descname">clear</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">param</span><span class="p">:</span> <span class="n"><a class="reference internal" href="pyspark.ml.param.Param.html#pyspark.ml.param.Param" title="pyspark.ml.param.Param">pyspark.ml.param.Param</a></span></em><span class="sig-paren">)</span> &#x2192; None<a class="headerlink" href="#pyspark.ml.PredictionModel.clear" title="Permalink to this definition">¶</a></dt>
 <dd><p>Clears a param from the param map if it has been explicitly set.</p>
 </dd></dl>

 <dl class="py method">
 <dt id="pyspark.ml.PredictionModel.copy">
 <code class="sig-name descname">copy</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">extra</span><span class="p">:</span> <span class="n">Optional<span class="p">[</span>ParamMap<span class="p">]</span></span> <span class="o">=</span> <span class="default_value">None</span></em><span class="sig-paren">)</span> &#x2192; P<a class="headerlink" href="#pyspark.ml.PredictionModel.copy" title="Permalink to this definition">¶</a></dt>
 <dd><p>Creates a copy of this instance with the same uid and some
 extra params. The default implementation creates a
 shallow copy using <code class="xref py py-func docutils literal notranslate"><span class="pre">copy.copy()</span></code>, and then copies the
 embedded and extra parameters over and returns the copy.
 Subclasses should override this method if the default approach
 is not sufficient.</p>
 <dl class="field-list simple">
 <dt class="field-odd">Parameters</dt>
 <dd class="field-odd"><dl class="simple">
 <dt><strong>extra</strong><span class="classifier">dict, optional</span></dt><dd><p>Extra parameters to copy to the new instance</p>
 </dd>
 </dl>
 </dd>
 <dt class="field-even">Returns</dt>
 <dd class="field-even"><dl class="simple">
 <dt><code class="xref py py-class docutils literal notranslate"><span class="pre">Params</span></code></dt><dd><p>Copy of this instance</p>
 </dd>
 </dl>
 </dd>
 </dl>
 </dd></dl>

 <dl class="py method">
 <dt id="pyspark.ml.PredictionModel.explainParam">
 <code class="sig-name descname">explainParam</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">param</span><span class="p">:</span> <span class="n">Union<span class="p">[</span>str<span class="p">, </span><a class="reference internal" href="pyspark.ml.param.Param.html#pyspark.ml.param.Param" title="pyspark.ml.param.Param">pyspark.ml.param.Param</a><span class="p">]</span></span></em><span class="sig-paren">)</span> &#x2192; str<a class="headerlink" href="#pyspark.ml.PredictionModel.explainParam" title="Permalink to this definition">¶</a></dt>
 <dd><p>Explains a single param and returns its name, doc, and optional
 default value and user-supplied value in a string.</p>
 </dd></dl>

 <dl class="py method">
 <dt id="pyspark.ml.PredictionModel.explainParams">
 <code class="sig-name descname">explainParams</code><span class="sig-paren">(</span><span class="sig-paren">)</span> &#x2192; str<a class="headerlink" href="#pyspark.ml.PredictionModel.explainParams" title="Permalink to this definition">¶</a></dt>
 <dd><p>Returns the documentation of all params with their optionally
 default values and user-supplied values.</p>
 </dd></dl>

 <dl class="py method">
 <dt id="pyspark.ml.PredictionModel.extractParamMap">
 <code class="sig-name descname">extractParamMap</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">extra</span><span class="p">:</span> <span class="n">Optional<span class="p">[</span>ParamMap<span class="p">]</span></span> <span class="o">=</span> <span class="default_value">None</span></em><span class="sig-paren">)</span> &#x2192; ParamMap<a class="headerlink" href="#pyspark.ml.PredictionModel.extractParamMap" title="Permalink to this definition">¶</a></dt>
 <dd><p>Extracts the embedded default param values and user-supplied
 values, and then merges them with extra values from input into
 a flat param map, where the latter value is used if there exist
 conflicts, i.e., with ordering: default param values &lt;
 user-supplied values &lt; extra.</p>
 <dl class="field-list simple">
 <dt class="field-odd">Parameters</dt>
 <dd class="field-odd"><dl class="simple">
 <dt><strong>extra</strong><span class="classifier">dict, optional</span></dt><dd><p>extra param values</p>
 </dd>
 </dl>
 </dd>
 <dt class="field-even">Returns</dt>
 <dd class="field-even"><dl class="simple">
 <dt>dict</dt><dd><p>merged param map</p>
 </dd>
 </dl>
 </dd>
 </dl>
 </dd></dl>

 <dl class="py method">
 <dt id="pyspark.ml.PredictionModel.getFeaturesCol">
 <code class="sig-name descname">getFeaturesCol</code><span class="sig-paren">(</span><span class="sig-paren">)</span> &#x2192; str<a class="headerlink" href="#pyspark.ml.PredictionModel.getFeaturesCol" title="Permalink to this definition">¶</a></dt>
 <dd><p>Gets the value of featuresCol or its default value.</p>
 </dd></dl>

 <dl class="py method">
 <dt id="pyspark.ml.PredictionModel.getLabelCol">
 <code class="sig-name descname">getLabelCol</code><span class="sig-paren">(</span><span class="sig-paren">)</span> &#x2192; str<a class="headerlink" href="#pyspark.ml.PredictionModel.getLabelCol" title="Permalink to this definition">¶</a></dt>
 <dd><p>Gets the value of labelCol or its default value.</p>
 </dd></dl>

 <dl class="py method">
 <dt id="pyspark.ml.PredictionModel.getOrDefault">
 <code class="sig-name descname">getOrDefault</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">param</span><span class="p">:</span> <span class="n">Union<span class="p">[</span>str<span class="p">, </span><a class="reference internal" href="pyspark.ml.param.Param.html#pyspark.ml.param.Param" title="pyspark.ml.param.Param">pyspark.ml.param.Param</a><span class="p">[</span>T<span class="p">]</span><span class="p">]</span></span></em><span class="sig-paren">)</span> &#x2192; Union<span class="p">[</span>Any<span class="p">, </span>T<span class="p">]</span><a class="headerlink" href="#pyspark.ml.PredictionModel.getOrDefault" title="Permalink to this definition">¶</a></dt>
 <dd><p>Gets the value of a param in the user-supplied param map or its
 default value. Raises an error if neither is set.</p>
 </dd></dl>

 <dl class="py method">
 <dt id="pyspark.ml.PredictionModel.getParam">
 <code class="sig-name descname">getParam</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">paramName</span><span class="p">:</span> <span class="n">str</span></em><span class="sig-paren">)</span> &#x2192; <a class="reference internal" href="pyspark.ml.param.Param.html#pyspark.ml.param.Param" title="pyspark.ml.param.Param">pyspark.ml.param.Param</a><a class="headerlink" href="#pyspark.ml.PredictionModel.getParam" title="Permalink to this definition">¶</a></dt>
 <dd><p>Gets a param by its name.</p>
 </dd></dl>

 <dl class="py method">
 <dt id="pyspark.ml.PredictionModel.getPredictionCol">
 <code class="sig-name descname">getPredictionCol</code><span class="sig-paren">(</span><span class="sig-paren">)</span> &#x2192; str<a class="headerlink" href="#pyspark.ml.PredictionModel.getPredictionCol" title="Permalink to this definition">¶</a></dt>
 <dd><p>Gets the value of predictionCol or its default value.</p>
 </dd></dl>

 <dl class="py method">
 <dt id="pyspark.ml.PredictionModel.hasDefault">
 <code class="sig-name descname">hasDefault</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">param</span><span class="p">:</span> <span class="n">Union<span class="p">[</span>str<span class="p">, </span><a class="reference internal" href="pyspark.ml.param.Param.html#pyspark.ml.param.Param" title="pyspark.ml.param.Param">pyspark.ml.param.Param</a><span class="p">[</span>Any<span class="p">]</span><span class="p">]</span></span></em><span class="sig-paren">)</span> &#x2192; bool<a class="headerlink" href="#pyspark.ml.PredictionModel.hasDefault" title="Permalink to this definition">¶</a></dt>
 <dd><p>Checks whether a param has a default value.</p>
 </dd></dl>

 <dl class="py method">
 <dt id="pyspark.ml.PredictionModel.hasParam">
 <code class="sig-name descname">hasParam</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">paramName</span><span class="p">:</span> <span class="n">str</span></em><span class="sig-paren">)</span> &#x2192; bool<a class="headerlink" href="#pyspark.ml.PredictionModel.hasParam" title="Permalink to this definition">¶</a></dt>
 <dd><p>Tests whether this instance contains a param with a given
 (string) name.</p>
 </dd></dl>

 <dl class="py method">
 <dt id="pyspark.ml.PredictionModel.isDefined">
 <code class="sig-name descname">isDefined</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">param</span><span class="p">:</span> <span class="n">Union<span class="p">[</span>str<span class="p">, </span><a class="reference internal" href="pyspark.ml.param.Param.html#pyspark.ml.param.Param" title="pyspark.ml.param.Param">pyspark.ml.param.Param</a><span class="p">[</span>Any<span class="p">]</span><span class="p">]</span></span></em><span class="sig-paren">)</span> &#x2192; bool<a class="headerlink" href="#pyspark.ml.PredictionModel.isDefined" title="Permalink to this definition">¶</a></dt>
 <dd><p>Checks whether a param is explicitly set by user or has
 a default value.</p>
 </dd></dl>

 <dl class="py method">
 <dt id="pyspark.ml.PredictionModel.isSet">
 <code class="sig-name descname">isSet</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">param</span><span class="p">:</span> <span class="n">Union<span class="p">[</span>str<span class="p">, </span><a class="reference internal" href="pyspark.ml.param.Param.html#pyspark.ml.param.Param" title="pyspark.ml.param.Param">pyspark.ml.param.Param</a><span class="p">[</span>Any<span class="p">]</span><span class="p">]</span></span></em><span class="sig-paren">)</span> &#x2192; bool<a class="headerlink" href="#pyspark.ml.PredictionModel.isSet" title="Permalink to this definition">¶</a></dt>
 <dd><p>Checks whether a param is explicitly set by user.</p>
 </dd></dl>

 <dl class="py method">
 <dt id="pyspark.ml.PredictionModel.predict">
 <em class="property">abstract </em><code class="sig-name descname">predict</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">value</span><span class="p">:</span> <span class="n">T</span></em><span class="sig-paren">)</span> &#x2192; float<a class="reference internal" href="../../_modules/pyspark/ml/base.html#PredictionModel.predict"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#pyspark.ml.PredictionModel.predict" title="Permalink to this definition">¶</a></dt>
 <dd><p>Predict label for the given features.</p>
 <div class="versionadded">
 <p><span class="versionmodified added">New in version 3.0.0.</span></p>
 </div>
 </dd></dl>

 <dl class="py method">
 <dt id="pyspark.ml.PredictionModel.set">
 <code class="sig-name descname">set</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">param</span><span class="p">:</span> <span class="n"><a class="reference internal" href="pyspark.ml.param.Param.html#pyspark.ml.param.Param" title="pyspark.ml.param.Param">pyspark.ml.param.Param</a></span></em>, <em class="sig-param"><span class="n">value</span><span class="p">:</span> <span class="n">Any</span></em><span class="sig-paren">)</span> &#x2192; None<a class="headerlink" href="#pyspark.ml.PredictionModel.set" title="Permalink to this definition">¶</a></dt>
 <dd><p>Sets a parameter in the embedded param map.</p>
 </dd></dl>

 <dl class="py method">
 <dt id="pyspark.ml.PredictionModel.setFeaturesCol">
 <code class="sig-name descname">setFeaturesCol</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">value</span><span class="p">:</span> <span class="n">str</span></em><span class="sig-paren">)</span> &#x2192; P<a class="reference internal" href="../../_modules/pyspark/ml/base.html#PredictionModel.setFeaturesCol"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#pyspark.ml.PredictionModel.setFeaturesCol" title="Permalink to this definition">¶</a></dt>
 <dd><p>Sets the value of <a class="reference internal" href="#pyspark.ml.PredictionModel.featuresCol" title="pyspark.ml.PredictionModel.featuresCol"><code class="xref py py-attr docutils literal notranslate"><span class="pre">featuresCol</span></code></a>.</p>
 <div class="versionadded">
 <p><span class="versionmodified added">New in version 3.0.0.</span></p>
 </div>
 </dd></dl>

 <dl class="py method">
 <dt id="pyspark.ml.PredictionModel.setPredictionCol">
 <code class="sig-name descname">setPredictionCol</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">value</span><span class="p">:</span> <span class="n">str</span></em><span class="sig-paren">)</span> &#x2192; P<a class="reference internal" href="../../_modules/pyspark/ml/base.html#PredictionModel.setPredictionCol"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#pyspark.ml.PredictionModel.setPredictionCol" title="Permalink to this definition">¶</a></dt>
 <dd><p>Sets the value of <a class="reference internal" href="#pyspark.ml.PredictionModel.predictionCol" title="pyspark.ml.PredictionModel.predictionCol"><code class="xref py py-attr docutils literal notranslate"><span class="pre">predictionCol</span></code></a>.</p>
 <div class="versionadded">
 <p><span class="versionmodified added">New in version 3.0.0.</span></p>
 </div>
 </dd></dl>

 <dl class="py method">
 <dt id="pyspark.ml.PredictionModel.transform">
 <code class="sig-name descname">transform</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">dataset</span><span class="p">:</span> <span class="n">pyspark.sql.dataframe.DataFrame</span></em>, <em class="sig-param"><span class="n">params</span><span class="p">:</span> <span class="n">Optional<span class="p">[</span>ParamMap<span class="p">]</span></span> <span class="o">=</span> <span class="default_value">None</span></em><span class="sig-paren">)</span> &#x2192; pyspark.sql.dataframe.DataFrame<a class="headerlink" href="#pyspark.ml.PredictionModel.transform" title="Permalink to this definition">¶</a></dt>
 <dd><p>Transforms the input dataset with optional parameters.</p>
 <div class="versionadded">
 <p><span class="versionmodified added">New in version 1.3.0.</span></p>
 </div>
 <dl class="field-list">
 <dt class="field-odd">Parameters</dt>
 <dd class="field-odd"><dl>
 <dt><strong>dataset</strong><span class="classifier"><a class="reference internal" href="../pyspark.sql/api/pyspark.sql.DataFrame.html#pyspark.sql.DataFrame" title="pyspark.sql.DataFrame"><code class="xref py py-class docutils literal notranslate"><span class="pre">pyspark.sql.DataFrame</span></code></a></span></dt><dd><p>input dataset</p>
 </dd>
 <dt><strong>params</strong><span class="classifier">dict, optional</span></dt><dd><p>an optional param map that overrides embedded params.</p>
 </dd>
 </dl>
 </dd>
 <dt class="field-even">Returns</dt>
 <dd class="field-even"><dl class="simple">
 <dt><a class="reference internal" href="../pyspark.sql/api/pyspark.sql.DataFrame.html#pyspark.sql.DataFrame" title="pyspark.sql.DataFrame"><code class="xref py py-class docutils literal notranslate"><span class="pre">pyspark.sql.DataFrame</span></code></a></dt><dd><p>transformed dataset</p>
 </dd>
 </dl>
 </dd>
 </dl>
 </dd></dl>

 <p class="rubric">Attributes Documentation</p>
 <dl class="py attribute">
 <dt id="pyspark.ml.PredictionModel.featuresCol">
 <code class="sig-name descname">featuresCol</code><em class="property"> = Param(parent='undefined', name='featuresCol', doc='features column name.')</em><a class="headerlink" href="#pyspark.ml.PredictionModel.featuresCol" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 <dl class="py attribute">
 <dt id="pyspark.ml.PredictionModel.labelCol">
 <code class="sig-name descname">labelCol</code><em class="property">: Param[str]</em><em class="property"> = Param(parent='undefined', name='labelCol', doc='label column name.')</em><a class="headerlink" href="#pyspark.ml.PredictionModel.labelCol" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 <dl class="py attribute">
 <dt id="pyspark.ml.PredictionModel.numFeatures">
 <code class="sig-name descname">numFeatures</code><a class="headerlink" href="#pyspark.ml.PredictionModel.numFeatures" title="Permalink to this definition">¶</a></dt>
 <dd><p>Returns the number of features the model was trained on. If unknown, returns -1</p>
 <div class="versionadded">
 <p><span class="versionmodified added">New in version 2.1.0.</span></p>
 </div>
 </dd></dl>

 <dl class="py attribute">
 <dt id="pyspark.ml.PredictionModel.params">
 <code class="sig-name descname">params</code><a class="headerlink" href="#pyspark.ml.PredictionModel.params" title="Permalink to this definition">¶</a></dt>
 <dd><p>Returns all params ordered by name. The default implementation
 uses <code class="xref py py-func docutils literal notranslate"><span class="pre">dir()</span></code> to get all attributes of type
 <code class="xref py py-class docutils literal notranslate"><span class="pre">Param</span></code>.</p>
 </dd></dl>

 <dl class="py attribute">
 <dt id="pyspark.ml.PredictionModel.predictionCol">
 <code class="sig-name descname">predictionCol</code><em class="property"> = Param(parent='undefined', name='predictionCol', doc='prediction column name.')</em><a class="headerlink" href="#pyspark.ml.PredictionModel.predictionCol" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 </dd></dl>

 </div>


               </div>


               <div class='prev-next-bottom'>

     <a class='left-prev' id="prev-link" href="pyspark.ml.Predictor.html" title="previous page">Predictor</a>
     <a class='right-next' id="next-link" href="pyspark.ml.Pipeline.html" title="next page">Pipeline</a>

               </div>

           </main>


       </div>
     </div>


   <script src="../../_static/js/index.3da636dd464baa7582d2.js"></script>


     <footer class="footer mt-5 mt-md-0">
   <div class="container">
     <p>
           &copy; Copyright .<br/>
         Created using <a href="http://sphinx-doc.org/">Sphinx</a> 3.0.4.<br/>
     </p>
   </div>
 </footer>
   </body>
 </html>