<!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 15:55:11 PDT 2015 -->
<title>Vectors</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="Vectors";
}
//-->
</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/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg"><span class="strong">Prev Class</span></a></li>
<li><a href="../../../../../org/apache/spark/mllib/linalg/VectorUDT.html" title="class in org.apache.spark.mllib.linalg"><span class="strong">Next Class</span></a></li>
</ul>
<ul class="navList">
<li><a href="../../../../../index.html?org/apache/spark/mllib/linalg/Vectors.html" target="_top">Frames</a></li>
<li><a href="Vectors.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.mllib.linalg</div>
<h2 title="Class Vectors" class="title">Class Vectors</h2>
</div>
<div class="contentContainer">
<ul class="inheritance">
<li>java.lang.Object</li>
<li>
<ul class="inheritance">
<li>org.apache.spark.mllib.linalg.Vectors</li>
</ul>
</li>
</ul>
<div class="description">
<ul class="blockList">
<li class="blockList">
<hr>
<br>
<pre>public class <span class="strong">Vectors</span>
extends java.lang.Object</pre>
</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/mllib/linalg/Vectors.html#Vectors()">Vectors</a></strong>()</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>static <a href="../../../../../org/apache/spark/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg">Vector</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/mllib/linalg/Vectors.html#dense(double[])">dense</a></strong>(double[] values)</code>
<div class="block">Creates a dense vector from a double array.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static <a href="../../../../../org/apache/spark/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg">Vector</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/mllib/linalg/Vectors.html#dense(double, double...)">dense</a></strong>(double firstValue,
double... otherValues)</code>
<div class="block">Creates a dense vector from its values.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static <a href="../../../../../org/apache/spark/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg">Vector</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/mllib/linalg/Vectors.html#dense(double, scala.collection.Seq)">dense</a></strong>(double firstValue,
scala.collection.Seq<java.lang.Object> otherValues)</code>
<div class="block">Creates a dense vector from its values.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static double</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/mllib/linalg/Vectors.html#norm(org.apache.spark.mllib.linalg.Vector, double)">norm</a></strong>(<a href="../../../../../org/apache/spark/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg">Vector</a> vector,
double p)</code>
<div class="block">Returns the p-norm of this vector.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static <a href="../../../../../org/apache/spark/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg">Vector</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/mllib/linalg/Vectors.html#parse(java.lang.String)">parse</a></strong>(java.lang.String s)</code>
<div class="block">Parses a string resulted from <code>Vector.toString</code> into a <a href="../../../../../org/apache/spark/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg"><code>Vector</code></a>.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static <a href="../../../../../org/apache/spark/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg">Vector</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/mllib/linalg/Vectors.html#sparse(int, int[], double[])">sparse</a></strong>(int size,
int[] indices,
double[] values)</code>
<div class="block">Creates a sparse vector providing its index array and value array.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static <a href="../../../../../org/apache/spark/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg">Vector</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/mllib/linalg/Vectors.html#sparse(int, java.lang.Iterable)">sparse</a></strong>(int size,
java.lang.Iterable<scala.Tuple2<java.lang.Integer,java.lang.Double>> elements)</code>
<div class="block">Creates a sparse vector using unordered (index, value) pairs in a Java friendly way.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static <a href="../../../../../org/apache/spark/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg">Vector</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/mllib/linalg/Vectors.html#sparse(int, scala.collection.Seq)">sparse</a></strong>(int size,
scala.collection.Seq<scala.Tuple2<java.lang.Object,java.lang.Object>> elements)</code>
<div class="block">Creates a sparse vector using unordered (index, value) pairs.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static double</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/mllib/linalg/Vectors.html#sqdist(org.apache.spark.mllib.linalg.Vector, org.apache.spark.mllib.linalg.Vector)">sqdist</a></strong>(<a href="../../../../../org/apache/spark/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg">Vector</a> v1,
<a href="../../../../../org/apache/spark/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg">Vector</a> v2)</code>
<div class="block">Returns the squared distance between two Vectors.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static <a href="../../../../../org/apache/spark/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg">Vector</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/spark/mllib/linalg/Vectors.html#zeros(int)">zeros</a></strong>(int size)</code>
<div class="block">Creates a vector of all zeros.</div>
</td>
</tr>
</table>
<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>
</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="Vectors()">
<!-- -->
</a>
<ul class="blockListLast">
<li class="blockList">
<h4>Vectors</h4>
<pre>public Vectors()</pre>
</li>
</ul>
</li>
</ul>
<!-- ============ METHOD DETAIL ========== -->
<ul class="blockList">
<li class="blockList"><a name="method_detail">
<!-- -->
</a>
<h3>Method Detail</h3>
<a name="dense(double, double...)">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>dense</h4>
<pre>public static <a href="../../../../../org/apache/spark/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg">Vector</a> dense(double firstValue,
double... otherValues)</pre>
<div class="block">Creates a dense vector from its values.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>firstValue</code> - (undocumented)</dd><dd><code>otherValues</code> - (undocumented)</dd>
<dt><span class="strong">Returns:</span></dt><dd>(undocumented)</dd></dl>
</li>
</ul>
<a name="dense(double, scala.collection.Seq)">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>dense</h4>
<pre>public static <a href="../../../../../org/apache/spark/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg">Vector</a> dense(double firstValue,
scala.collection.Seq<java.lang.Object> otherValues)</pre>
<div class="block">Creates a dense vector from its values.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>firstValue</code> - (undocumented)</dd><dd><code>otherValues</code> - (undocumented)</dd>
<dt><span class="strong">Returns:</span></dt><dd>(undocumented)</dd></dl>
</li>
</ul>
<a name="dense(double[])">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>dense</h4>
<pre>public static <a href="../../../../../org/apache/spark/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg">Vector</a> dense(double[] values)</pre>
<div class="block">Creates a dense vector from a double array.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>values</code> - (undocumented)</dd>
<dt><span class="strong">Returns:</span></dt><dd>(undocumented)</dd></dl>
</li>
</ul>
<a name="sparse(int, int[], double[])">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>sparse</h4>
<pre>public static <a href="../../../../../org/apache/spark/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg">Vector</a> sparse(int size,
int[] indices,
double[] values)</pre>
<div class="block">Creates a sparse vector providing its index array and value array.
<p></div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>size</code> - vector size.</dd><dd><code>indices</code> - index array, must be strictly increasing.</dd><dd><code>values</code> - value array, must have the same length as indices.</dd>
<dt><span class="strong">Returns:</span></dt><dd>(undocumented)</dd></dl>
</li>
</ul>
<a name="sparse(int, scala.collection.Seq)">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>sparse</h4>
<pre>public static <a href="../../../../../org/apache/spark/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg">Vector</a> sparse(int size,
scala.collection.Seq<scala.Tuple2<java.lang.Object,java.lang.Object>> elements)</pre>
<div class="block">Creates a sparse vector using unordered (index, value) pairs.
<p></div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>size</code> - vector size.</dd><dd><code>elements</code> - vector elements in (index, value) pairs.</dd>
<dt><span class="strong">Returns:</span></dt><dd>(undocumented)</dd></dl>
</li>
</ul>
<a name="sparse(int, java.lang.Iterable)">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>sparse</h4>
<pre>public static <a href="../../../../../org/apache/spark/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg">Vector</a> sparse(int size,
java.lang.Iterable<scala.Tuple2<java.lang.Integer,java.lang.Double>> elements)</pre>
<div class="block">Creates a sparse vector using unordered (index, value) pairs in a Java friendly way.
<p></div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>size</code> - vector size.</dd><dd><code>elements</code> - vector elements in (index, value) pairs.</dd>
<dt><span class="strong">Returns:</span></dt><dd>(undocumented)</dd></dl>
</li>
</ul>
<a name="zeros(int)">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>zeros</h4>
<pre>public static <a href="../../../../../org/apache/spark/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg">Vector</a> zeros(int size)</pre>
<div class="block">Creates a vector of all zeros.
<p></div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>size</code> - vector size</dd>
<dt><span class="strong">Returns:</span></dt><dd>a zero vector</dd></dl>
</li>
</ul>
<a name="parse(java.lang.String)">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>parse</h4>
<pre>public static <a href="../../../../../org/apache/spark/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg">Vector</a> parse(java.lang.String s)</pre>
<div class="block">Parses a string resulted from <code>Vector.toString</code> into a <a href="../../../../../org/apache/spark/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg"><code>Vector</code></a>.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>s</code> - (undocumented)</dd>
<dt><span class="strong">Returns:</span></dt><dd>(undocumented)</dd></dl>
</li>
</ul>
<a name="norm(org.apache.spark.mllib.linalg.Vector, double)">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>norm</h4>
<pre>public static double norm(<a href="../../../../../org/apache/spark/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg">Vector</a> vector,
double p)</pre>
<div class="block">Returns the p-norm of this vector.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>vector</code> - input vector.</dd><dd><code>p</code> - norm.</dd>
<dt><span class="strong">Returns:</span></dt><dd>norm in L^p^ space.</dd></dl>
</li>
</ul>
<a name="sqdist(org.apache.spark.mllib.linalg.Vector, org.apache.spark.mllib.linalg.Vector)">
<!-- -->
</a>
<ul class="blockListLast">
<li class="blockList">
<h4>sqdist</h4>
<pre>public static double sqdist(<a href="../../../../../org/apache/spark/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg">Vector</a> v1,
<a href="../../../../../org/apache/spark/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg">Vector</a> v2)</pre>
<div class="block">Returns the squared distance between two Vectors.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>v1</code> - first Vector.</dd><dd><code>v2</code> - second Vector.</dd>
<dt><span class="strong">Returns:</span></dt><dd>squared distance between two Vectors.</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/mllib/linalg/Vector.html" title="interface in org.apache.spark.mllib.linalg"><span class="strong">Prev Class</span></a></li>
<li><a href="../../../../../org/apache/spark/mllib/linalg/VectorUDT.html" title="class in org.apache.spark.mllib.linalg"><span class="strong">Next Class</span></a></li>
</ul>
<ul class="navList">
<li><a href="../../../../../index.html?org/apache/spark/mllib/linalg/Vectors.html" target="_top">Frames</a></li>
<li><a href="Vectors.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>