<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<!-- NewPage -->
<html lang="en">
<head>
<!-- Generated by javadoc (version 1.7.0_51) on Wed Sep 16 15:55:08 PDT 2015 -->
<title>VectorSlicer</title>
<meta name="date" content="2015-09-16">
<link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
</head>
<body>
<script type="text/javascript"><!--
if (location.href.indexOf('is-external=true') == -1) {
parent.document.title="VectorSlicer";
}
//-->
</script>
<noscript>
<div>JavaScript is disabled on your browser.</div>
</noscript>
<!-- ========= START OF TOP NAVBAR ======= -->
<div class="topNav"><a name="navbar_top">
<!-- -->
</a><a href="#skip-navbar_top" title="Skip navigation links"></a><a name="navbar_top_firstrow">
<!-- -->
</a>
<ul class="navList" title="Navigation">
<li><a href="../../../../../overview-summary.html">Overview</a></li>
<li><a href="package-summary.html">Package</a></li>
<li class="navBarCell1Rev">Class</li>
<li><a href="package-tree.html">Tree</a></li>
<li><a href="../../../../../deprecated-list.html">Deprecated</a></li>
<li><a href="../../../../../index-all.html">Index</a></li>
<li><a href="../../../../../help-doc.html">Help</a></li>
</ul>
</div>
<div class="subNav">
<ul class="navList">
<li><a href="../../../../../org/apache/spark/ml/feature/VectorIndexerModel.html" title="class in org.apache.spark.ml.feature"><span class="strong">Prev Class</span></a></li>
<li><a href="../../../../../org/apache/spark/ml/feature/Word2Vec.html" title="class in org.apache.spark.ml.feature"><span class="strong">Next Class</span></a></li>
</ul>
<ul class="navList">
<li><a href="../../../../../index.html?org/apache/spark/ml/feature/VectorSlicer.html" target="_top">Frames</a></li>
<li><a href="VectorSlicer.html" target="_top">No Frames</a></li>
</ul>
<ul class="navList" id="allclasses_navbar_top">
<li><a href="../../../../../allclasses-noframe.html">All Classes</a></li>
</ul>
<div>
<script type="text/javascript"><!--
allClassesLink = document.getElementById("allclasses_navbar_top");
if(window==top) {
allClassesLink.style.display = "block";
}
else {
allClassesLink.style.display = "none";
}
//-->
</script>
</div>
<div>
<ul class="subNavList">
<li>Summary: </li>
<li>Nested | </li>
<li>Field | </li>
<li><a href="#constructor_summary">Constr</a> | </li>
<li><a href="#method_summary">Method</a></li>
</ul>
<ul class="subNavList">
<li>Detail: </li>
<li>Field | </li>
<li><a href="#constructor_detail">Constr</a> | </li>
<li><a href="#method_detail">Method</a></li>
</ul>
</div>
<a name="skip-navbar_top">
<!-- -->
</a></div>
<!-- ========= END OF TOP NAVBAR ========= -->
<!-- ======== START OF CLASS DATA ======== -->
<div class="header">
<div class="subTitle">org.apache.spark.ml.feature</div>
<h2 title="Class VectorSlicer" class="title">Class VectorSlicer</h2>
</div>
<div class="contentContainer">
<ul class="inheritance">
<li>java.lang.Object</li>
<li>
<ul class="inheritance">
<li><a href="../../../../../org/apache/spark/ml/PipelineStage.html" title="class in org.apache.spark.ml">org.apache.spark.ml.PipelineStage</a></li>
<li>
<ul class="inheritance">
<li><a href="../../../../../org/apache/spark/ml/Transformer.html" title="class in org.apache.spark.ml">org.apache.spark.ml.Transformer</a></li>
<li>
<ul class="inheritance">
<li>org.apache.spark.ml.feature.VectorSlicer</li>
</ul>
</li>
</ul>
</li>
</ul>
</li>
</ul>
<div class="description">
<ul class="blockList">
<li class="blockList">
<dl>
<dt>All Implemented Interfaces:</dt>
<dd>java.io.Serializable, <a href="../../../../../org/apache/spark/Logging.html" title="interface in org.apache.spark">Logging</a>, <a href="../../../../../org/apache/spark/ml/param/Params.html" title="interface in org.apache.spark.ml.param">Params</a>, <a href="../../../../../org/apache/spark/ml/util/Identifiable.html" title="interface in org.apache.spark.ml.util">Identifiable</a></dd>
</dl>
<hr>
<br>
<pre>public final class <span class="strong">VectorSlicer</span>
extends <a href="../../../../../org/apache/spark/ml/Transformer.html" title="class in org.apache.spark.ml">Transformer</a></pre>
<div class="block">:: Experimental ::
This class takes a feature vector and outputs a new feature vector with a subarray of the
original features.
<p>
The subset of features can be specified with either indices (<code>setIndices()</code>)
or names (<code>setNames()</code>). At least one feature must be selected. Duplicate features
are not allowed, so there can be no overlap between selected indices and names.
<p>
The output vector will order features with the selected indices first (in the order given),
followed by the selected names (in the order given).</div>
<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../serialized-form.html#org.apache.spark.ml.feature.VectorSlicer">Serialized Form</a></dd></dl>
</li>
</ul>
</div>
<div class="summary">
<ul class="blockList">
<li class="blockList">
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
<ul class="blockList">
<li class="blockList"><a name="constructor_summary">
<!-- -->
</a>
<h3>Constructor Summary</h3>
<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation">
<caption><span>Constructors</span><span class="tabEnd"> </span></caption>
<tr>
<th class="colOne" scope="col">Constructor and Description</th>
</tr>
<tr class="altColor">
<td class="colOne"><code><strong><a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html#VectorSlicer()">VectorSlicer</a></strong>()</code> </td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><strong><a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html#VectorSlicer(java.lang.String)">VectorSlicer</a></strong>(java.lang.String uid)</code> </td>
</tr>
</table>
</li>
</ul>
<!-- ========== METHOD SUMMARY =========== -->
<ul class="blockList">
<li class="blockList"><a name="method_summary">
<!-- -->
</a>
<h3>Method Summary</h3>
<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
<caption><span>Methods</span><span class="tabEnd"> </span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html" title="class in org.apache.spark.ml.feature">VectorSlicer</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html#copy(org.apache.spark.ml.param.ParamMap)">copy</a></strong>(<a href="../../../../../org/apache/spark/ml/param/ParamMap.html" title="class in org.apache.spark.ml.param">ParamMap</a> extra)</code>
<div class="block">Creates a copy of this instance with the same UID and some extra params.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>int[]</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html#getIndices()">getIndices</a></strong>()</code> </td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>java.lang.String[]</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html#getNames()">getNames</a></strong>()</code> </td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/spark/ml/param/IntArrayParam.html" title="class in org.apache.spark.ml.param">IntArrayParam</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html#indices()">indices</a></strong>()</code>
<div class="block">An array of indices to select features from a vector column.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/spark/ml/param/StringArrayParam.html" title="class in org.apache.spark.ml.param">StringArrayParam</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html#names()">names</a></strong>()</code>
<div class="block">An array of feature names to select features from a vector column.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html" title="class in org.apache.spark.ml.feature">VectorSlicer</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html#setIndices(int[])">setIndices</a></strong>(int[] value)</code> </td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html" title="class in org.apache.spark.ml.feature">VectorSlicer</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html#setInputCol(java.lang.String)">setInputCol</a></strong>(java.lang.String value)</code> </td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html" title="class in org.apache.spark.ml.feature">VectorSlicer</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html#setNames(java.lang.String[])">setNames</a></strong>(java.lang.String[] value)</code> </td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html" title="class in org.apache.spark.ml.feature">VectorSlicer</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html#setOutputCol(java.lang.String)">setOutputCol</a></strong>(java.lang.String value)</code> </td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/spark/sql/DataFrame.html" title="class in org.apache.spark.sql">DataFrame</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html#transform(org.apache.spark.sql.DataFrame)">transform</a></strong>(<a href="../../../../../org/apache/spark/sql/DataFrame.html" title="class in org.apache.spark.sql">DataFrame</a> dataset)</code>
<div class="block">Transforms the input dataset.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/spark/sql/types/StructType.html" title="class in org.apache.spark.sql.types">StructType</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html#transformSchema(org.apache.spark.sql.types.StructType)">transformSchema</a></strong>(<a href="../../../../../org/apache/spark/sql/types/StructType.html" title="class in org.apache.spark.sql.types">StructType</a> schema)</code>
<div class="block">:: DeveloperApi ::</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>java.lang.String</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html#uid()">uid</a></strong>()</code>
<div class="block">An immutable unique ID for the object and its derivatives.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html#validateParams()">validateParams</a></strong>()</code>
<div class="block">Validates parameter values stored internally.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html#validIndices(int[])">validIndices</a></strong>(int[] indices)</code>
<div class="block">Return true if given feature indices are valid</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html#validNames(java.lang.String[])">validNames</a></strong>(java.lang.String[] names)</code>
<div class="block">Return true if given feature names are valid</div>
</td>
</tr>
</table>
<ul class="blockList">
<li class="blockList"><a name="methods_inherited_from_class_org.apache.spark.ml.Transformer">
<!-- -->
</a>
<h3>Methods inherited from class org.apache.spark.ml.<a href="../../../../../org/apache/spark/ml/Transformer.html" title="class in org.apache.spark.ml">Transformer</a></h3>
<code><a href="../../../../../org/apache/spark/ml/Transformer.html#transform(org.apache.spark.sql.DataFrame, org.apache.spark.ml.param.ParamMap)">transform</a>, <a href="../../../../../org/apache/spark/ml/Transformer.html#transform(org.apache.spark.sql.DataFrame, org.apache.spark.ml.param.ParamPair, org.apache.spark.ml.param.ParamPair...)">transform</a>, <a href="../../../../../org/apache/spark/ml/Transformer.html#transform(org.apache.spark.sql.DataFrame, org.apache.spark.ml.param.ParamPair, scala.collection.Seq)">transform</a></code></li>
</ul>
<ul class="blockList">
<li class="blockList"><a name="methods_inherited_from_class_org.apache.spark.ml.PipelineStage">
<!-- -->
</a>
<h3>Methods inherited from class org.apache.spark.ml.<a href="../../../../../org/apache/spark/ml/PipelineStage.html" title="class in org.apache.spark.ml">PipelineStage</a></h3>
<code><a href="../../../../../org/apache/spark/ml/PipelineStage.html#transformSchema(org.apache.spark.sql.types.StructType, boolean)">transformSchema</a></code></li>
</ul>
<ul class="blockList">
<li class="blockList"><a name="methods_inherited_from_class_java.lang.Object">
<!-- -->
</a>
<h3>Methods inherited from class java.lang.Object</h3>
<code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li>
</ul>
<ul class="blockList">
<li class="blockList"><a name="methods_inherited_from_class_org.apache.spark.ml.param.Params">
<!-- -->
</a>
<h3>Methods inherited from interface org.apache.spark.ml.param.<a href="../../../../../org/apache/spark/ml/param/Params.html" title="interface in org.apache.spark.ml.param">Params</a></h3>
<code><a href="../../../../../org/apache/spark/ml/param/Params.html#clear(org.apache.spark.ml.param.Param)">clear</a>, <a href="../../../../../org/apache/spark/ml/param/Params.html#copyValues(T, org.apache.spark.ml.param.ParamMap)">copyValues</a>, <a href="../../../../../org/apache/spark/ml/param/Params.html#defaultCopy(org.apache.spark.ml.param.ParamMap)">defaultCopy</a>, <a href="../../../../../org/apache/spark/ml/param/Params.html#defaultParamMap()">defaultParamMap</a>, <a href="../../../../../org/apache/spark/ml/param/Params.html#explainParam(org.apache.spark.ml.param.Param)">explainParam</a>, <a href="../../../../../org/apache/spark/ml/param/Params.html#explainParams()">explainParams</a>, <a href="../../../../../org/apache/spark/ml/param/Params.html#extractParamMap()">extractParamMap</a>, <a href="../../../../../org/apache/spark/ml/param/Params.html#extractParamMap(org.apache.spark.ml.param.ParamMap)">extractParamMap</a>, <a href="../../../../../org/apache/spark/ml/param/Params.html#get(org.apache.spark.ml.param.Param)">get</a>, <a href="../../../../../org/apache/spark/ml/param/Params.html#getDefault(org.apache.spark.ml.param.Param)">getDefault</a>, <a href="../../../../../org/apache/spark/ml/param/Params.html#getOrDefault(org.apache.spark.ml.param.Param)">getOrDefault</a>, <a href="../../../../../org/apache/spark/ml/param/Params.html#getParam(java.lang.String)">getParam</a>, <a href="../../../../../org/apache/spark/ml/param/Params.html#hasDefault(org.apache.spark.ml.param.Param)">hasDefault</a>, <a href="../../../../../org/apache/spark/ml/param/Params.html#hasParam(java.lang.String)">hasParam</a>, <a href="../../../../../org/apache/spark/ml/param/Params.html#isDefined(org.apache.spark.ml.param.Param)">isDefined</a>, <a href="../../../../../org/apache/spark/ml/param/Params.html#isSet(org.apache.spark.ml.param.Param)">isSet</a>, <a href="../../../../../org/apache/spark/ml/param/Params.html#paramMap()">paramMap</a>, <a href="../../../../../org/apache/spark/ml/param/Params.html#params()">params</a>, <a href="../../../../../org/apache/spark/ml/param/Params.html#set(org.apache.spark.ml.param.Param, T)">set</a>, <a href="../../../../../org/apache/spark/ml/param/Params.html#set(org.apache.spark.ml.param.ParamPair)">set</a>, <a href="../../../../../org/apache/spark/ml/param/Params.html#set(java.lang.String, java.lang.Object)">set</a>, <a href="../../../../../org/apache/spark/ml/param/Params.html#setDefault(org.apache.spark.ml.param.Param, T)">setDefault</a>, <a href="../../../../../org/apache/spark/ml/param/Params.html#setDefault(scala.collection.Seq)">setDefault</a>, <a href="../../../../../org/apache/spark/ml/param/Params.html#shouldOwn(org.apache.spark.ml.param.Param)">shouldOwn</a></code></li>
</ul>
<ul class="blockList">
<li class="blockList"><a name="methods_inherited_from_class_org.apache.spark.ml.util.Identifiable">
<!-- -->
</a>
<h3>Methods inherited from interface org.apache.spark.ml.util.<a href="../../../../../org/apache/spark/ml/util/Identifiable.html" title="interface in org.apache.spark.ml.util">Identifiable</a></h3>
<code><a href="../../../../../org/apache/spark/ml/util/Identifiable.html#toString()">toString</a></code></li>
</ul>
<ul class="blockList">
<li class="blockList"><a name="methods_inherited_from_class_org.apache.spark.Logging">
<!-- -->
</a>
<h3>Methods inherited from interface org.apache.spark.<a href="../../../../../org/apache/spark/Logging.html" title="interface in org.apache.spark">Logging</a></h3>
<code><a href="../../../../../org/apache/spark/Logging.html#initializeIfNecessary()">initializeIfNecessary</a>, <a href="../../../../../org/apache/spark/Logging.html#initializeLogging()">initializeLogging</a>, <a href="../../../../../org/apache/spark/Logging.html#isTraceEnabled()">isTraceEnabled</a>, <a href="../../../../../org/apache/spark/Logging.html#log_()">log_</a>, <a href="../../../../../org/apache/spark/Logging.html#log()">log</a>, <a href="../../../../../org/apache/spark/Logging.html#logDebug(scala.Function0)">logDebug</a>, <a href="../../../../../org/apache/spark/Logging.html#logDebug(scala.Function0, java.lang.Throwable)">logDebug</a>, <a href="../../../../../org/apache/spark/Logging.html#logError(scala.Function0)">logError</a>, <a href="../../../../../org/apache/spark/Logging.html#logError(scala.Function0, java.lang.Throwable)">logError</a>, <a href="../../../../../org/apache/spark/Logging.html#logInfo(scala.Function0)">logInfo</a>, <a href="../../../../../org/apache/spark/Logging.html#logInfo(scala.Function0, java.lang.Throwable)">logInfo</a>, <a href="../../../../../org/apache/spark/Logging.html#logName()">logName</a>, <a href="../../../../../org/apache/spark/Logging.html#logTrace(scala.Function0)">logTrace</a>, <a href="../../../../../org/apache/spark/Logging.html#logTrace(scala.Function0, java.lang.Throwable)">logTrace</a>, <a href="../../../../../org/apache/spark/Logging.html#logWarning(scala.Function0)">logWarning</a>, <a href="../../../../../org/apache/spark/Logging.html#logWarning(scala.Function0, java.lang.Throwable)">logWarning</a></code></li>
</ul>
</li>
</ul>
</li>
</ul>
</div>
<div class="details">
<ul class="blockList">
<li class="blockList">
<!-- ========= CONSTRUCTOR DETAIL ======== -->
<ul class="blockList">
<li class="blockList"><a name="constructor_detail">
<!-- -->
</a>
<h3>Constructor Detail</h3>
<a name="VectorSlicer(java.lang.String)">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>VectorSlicer</h4>
<pre>public VectorSlicer(java.lang.String uid)</pre>
</li>
</ul>
<a name="VectorSlicer()">
<!-- -->
</a>
<ul class="blockListLast">
<li class="blockList">
<h4>VectorSlicer</h4>
<pre>public VectorSlicer()</pre>
</li>
</ul>
</li>
</ul>
<!-- ============ METHOD DETAIL ========== -->
<ul class="blockList">
<li class="blockList"><a name="method_detail">
<!-- -->
</a>
<h3>Method Detail</h3>
<a name="validIndices(int[])">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>validIndices</h4>
<pre>public static boolean validIndices(int[] indices)</pre>
<div class="block">Return true if given feature indices are valid</div>
</li>
</ul>
<a name="validNames(java.lang.String[])">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>validNames</h4>
<pre>public static boolean validNames(java.lang.String[] names)</pre>
<div class="block">Return true if given feature names are valid</div>
</li>
</ul>
<a name="uid()">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>uid</h4>
<pre>public java.lang.String uid()</pre>
<div class="block"><strong>Description copied from interface: <code><a href="../../../../../org/apache/spark/ml/util/Identifiable.html#uid()">Identifiable</a></code></strong></div>
<div class="block">An immutable unique ID for the object and its derivatives.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>(undocumented)</dd></dl>
</li>
</ul>
<a name="indices()">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>indices</h4>
<pre>public <a href="../../../../../org/apache/spark/ml/param/IntArrayParam.html" title="class in org.apache.spark.ml.param">IntArrayParam</a> indices()</pre>
<div class="block">An array of indices to select features from a vector column.
There can be no overlap with <code>names</code>.
Default: Empty array</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>(undocumented)</dd></dl>
</li>
</ul>
<a name="getIndices()">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>getIndices</h4>
<pre>public int[] getIndices()</pre>
</li>
</ul>
<a name="setIndices(int[])">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>setIndices</h4>
<pre>public <a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html" title="class in org.apache.spark.ml.feature">VectorSlicer</a> setIndices(int[] value)</pre>
</li>
</ul>
<a name="names()">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>names</h4>
<pre>public <a href="../../../../../org/apache/spark/ml/param/StringArrayParam.html" title="class in org.apache.spark.ml.param">StringArrayParam</a> names()</pre>
<div class="block">An array of feature names to select features from a vector column.
These names must be specified by ML <a href="../../../../../org/apache/spark/ml/attribute/Attribute.html" title="class in org.apache.spark.ml.attribute"><code>Attribute</code></a>s.
There can be no overlap with <code>indices</code>.
Default: Empty Array</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>(undocumented)</dd></dl>
</li>
</ul>
<a name="getNames()">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>getNames</h4>
<pre>public java.lang.String[] getNames()</pre>
</li>
</ul>
<a name="setNames(java.lang.String[])">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>setNames</h4>
<pre>public <a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html" title="class in org.apache.spark.ml.feature">VectorSlicer</a> setNames(java.lang.String[] value)</pre>
</li>
</ul>
<a name="setInputCol(java.lang.String)">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>setInputCol</h4>
<pre>public <a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html" title="class in org.apache.spark.ml.feature">VectorSlicer</a> setInputCol(java.lang.String value)</pre>
</li>
</ul>
<a name="setOutputCol(java.lang.String)">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>setOutputCol</h4>
<pre>public <a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html" title="class in org.apache.spark.ml.feature">VectorSlicer</a> setOutputCol(java.lang.String value)</pre>
</li>
</ul>
<a name="validateParams()">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>validateParams</h4>
<pre>public void validateParams()</pre>
<div class="block"><strong>Description copied from interface: <code><a href="../../../../../org/apache/spark/ml/param/Params.html#validateParams()">Params</a></code></strong></div>
<div class="block">Validates parameter values stored internally.
Raise an exception if any parameter value is invalid.
<p>
This only needs to check for interactions between parameters.
Parameter value checks which do not depend on other parameters are handled by
<code>Param.validate()</code>. This method does not handle input/output column parameters;
those are checked during schema validation.</div>
</li>
</ul>
<a name="transform(org.apache.spark.sql.DataFrame)">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>transform</h4>
<pre>public <a href="../../../../../org/apache/spark/sql/DataFrame.html" title="class in org.apache.spark.sql">DataFrame</a> transform(<a href="../../../../../org/apache/spark/sql/DataFrame.html" title="class in org.apache.spark.sql">DataFrame</a> dataset)</pre>
<div class="block"><strong>Description copied from class: <code><a href="../../../../../org/apache/spark/ml/Transformer.html#transform(org.apache.spark.sql.DataFrame)">Transformer</a></code></strong></div>
<div class="block">Transforms the input dataset.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/spark/ml/Transformer.html#transform(org.apache.spark.sql.DataFrame)">transform</a></code> in class <code><a href="../../../../../org/apache/spark/ml/Transformer.html" title="class in org.apache.spark.ml">Transformer</a></code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>dataset</code> - (undocumented)</dd>
<dt><span class="strong">Returns:</span></dt><dd>(undocumented)</dd></dl>
</li>
</ul>
<a name="transformSchema(org.apache.spark.sql.types.StructType)">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>transformSchema</h4>
<pre>public <a href="../../../../../org/apache/spark/sql/types/StructType.html" title="class in org.apache.spark.sql.types">StructType</a> transformSchema(<a href="../../../../../org/apache/spark/sql/types/StructType.html" title="class in org.apache.spark.sql.types">StructType</a> schema)</pre>
<div class="block"><strong>Description copied from class: <code><a href="../../../../../org/apache/spark/ml/PipelineStage.html#transformSchema(org.apache.spark.sql.types.StructType)">PipelineStage</a></code></strong></div>
<div class="block">:: DeveloperApi ::
<p>
Derives the output schema from the input schema.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/spark/ml/PipelineStage.html#transformSchema(org.apache.spark.sql.types.StructType)">transformSchema</a></code> in class <code><a href="../../../../../org/apache/spark/ml/PipelineStage.html" title="class in org.apache.spark.ml">PipelineStage</a></code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>schema</code> - (undocumented)</dd>
<dt><span class="strong">Returns:</span></dt><dd>(undocumented)</dd></dl>
</li>
</ul>
<a name="copy(org.apache.spark.ml.param.ParamMap)">
<!-- -->
</a>
<ul class="blockListLast">
<li class="blockList">
<h4>copy</h4>
<pre>public <a href="../../../../../org/apache/spark/ml/feature/VectorSlicer.html" title="class in org.apache.spark.ml.feature">VectorSlicer</a> copy(<a href="../../../../../org/apache/spark/ml/param/ParamMap.html" title="class in org.apache.spark.ml.param">ParamMap</a> extra)</pre>
<div class="block"><strong>Description copied from interface: <code><a href="../../../../../org/apache/spark/ml/param/Params.html#copy(org.apache.spark.ml.param.ParamMap)">Params</a></code></strong></div>
<div class="block">Creates a copy of this instance with the same UID and some extra params.
Subclasses should implement this method and set the return type properly.
<p></div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/spark/ml/param/Params.html#copy(org.apache.spark.ml.param.ParamMap)">copy</a></code> in interface <code><a href="../../../../../org/apache/spark/ml/param/Params.html" title="interface in org.apache.spark.ml.param">Params</a></code></dd>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/spark/ml/Transformer.html#copy(org.apache.spark.ml.param.ParamMap)">copy</a></code> in class <code><a href="../../../../../org/apache/spark/ml/Transformer.html" title="class in org.apache.spark.ml">Transformer</a></code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>extra</code> - (undocumented)</dd>
<dt><span class="strong">Returns:</span></dt><dd>(undocumented)</dd><dt><span class="strong">See Also:</span></dt><dd><code>defaultCopy()</code></dd></dl>
</li>
</ul>
</li>
</ul>
</li>
</ul>
</div>
</div>
<!-- ========= END OF CLASS DATA ========= -->
<!-- ======= START OF BOTTOM NAVBAR ====== -->
<div class="bottomNav"><a name="navbar_bottom">
<!-- -->
</a><a href="#skip-navbar_bottom" title="Skip navigation links"></a><a name="navbar_bottom_firstrow">
<!-- -->
</a>
<ul class="navList" title="Navigation">
<li><a href="../../../../../overview-summary.html">Overview</a></li>
<li><a href="package-summary.html">Package</a></li>
<li class="navBarCell1Rev">Class</li>
<li><a href="package-tree.html">Tree</a></li>
<li><a href="../../../../../deprecated-list.html">Deprecated</a></li>
<li><a href="../../../../../index-all.html">Index</a></li>
<li><a href="../../../../../help-doc.html">Help</a></li>
</ul>
</div>
<div class="subNav">
<ul class="navList">
<li><a href="../../../../../org/apache/spark/ml/feature/VectorIndexerModel.html" title="class in org.apache.spark.ml.feature"><span class="strong">Prev Class</span></a></li>
<li><a href="../../../../../org/apache/spark/ml/feature/Word2Vec.html" title="class in org.apache.spark.ml.feature"><span class="strong">Next Class</span></a></li>
</ul>
<ul class="navList">
<li><a href="../../../../../index.html?org/apache/spark/ml/feature/VectorSlicer.html" target="_top">Frames</a></li>
<li><a href="VectorSlicer.html" target="_top">No Frames</a></li>
</ul>
<ul class="navList" id="allclasses_navbar_bottom">
<li><a href="../../../../../allclasses-noframe.html">All Classes</a></li>
</ul>
<div>
<script type="text/javascript"><!--
allClassesLink = document.getElementById("allclasses_navbar_bottom");
if(window==top) {
allClassesLink.style.display = "block";
}
else {
allClassesLink.style.display = "none";
}
//-->
</script>
</div>
<div>
<ul class="subNavList">
<li>Summary: </li>
<li>Nested | </li>
<li>Field | </li>
<li><a href="#constructor_summary">Constr</a> | </li>
<li><a href="#method_summary">Method</a></li>
</ul>
<ul class="subNavList">
<li>Detail: </li>
<li>Field | </li>
<li><a href="#constructor_detail">Constr</a> | </li>
<li><a href="#method_detail">Method</a></li>
</ul>
</div>
<a name="skip-navbar_bottom">
<!-- -->
</a></div>
<!-- ======== END OF BOTTOM NAVBAR ======= -->
<script defer="defer" type="text/javascript" src="../../../../../lib/jquery.js"></script><script defer="defer" type="text/javascript" src="../../../../../lib/api-javadocs.js"></script></body>
</html>