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websites/production/commons/content/proper/commons-math/xref/org/apache/commons/math3/distribution/LaplaceDistribution.html
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websites/production/commons/content/proper/commons-math/xref/org/apache/commons/math3/distribution/LaplaceDistribution.html
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websites/production/commons/content/proper/commons-math/xref/org/apache/commons/math3/distribution/LaplaceDistribution.html
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@@ -0,0 +1,166 @@
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd";>
+<html xmlns="http://www.w3.org/1999/xhtml"; xml:lang="en" lang="en">
+<head><meta http-equiv="content-type" content="text/html; charset=UTF-8" />
+<title>LaplaceDistribution xref</title>
+<link type="text/css" rel="stylesheet" href="../../../../../stylesheet.css" />
+</head>
+<body>
+<div id="overview"><a
href="../../../../../../apidocs/org/apache/commons/math3/distribution/LaplaceDistribution.html">View
Javadoc</a></div><pre>
+<a class="jxr_linenumber" name="L1" href="#L1">1</a> <em
class="jxr_comment">/*</em>
+<a class="jxr_linenumber" name="L2" href="#L2">2</a> <em
class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under
one or more</em>
+<a class="jxr_linenumber" name="L3" href="#L3">3</a> <em
class="jxr_comment"> * contributor license agreements. See the NOTICE file
distributed with</em>
+<a class="jxr_linenumber" name="L4" href="#L4">4</a> <em
class="jxr_comment"> * this work for additional information regarding copyright
ownership.</em>
+<a class="jxr_linenumber" name="L5" href="#L5">5</a> <em
class="jxr_comment"> * The ASF licenses this file to You under the Apache
License, Version 2.0</em>
+<a class="jxr_linenumber" name="L6" href="#L6">6</a> <em
class="jxr_comment"> * (the "License"); you may not use this file except in
compliance with</em>
+<a class="jxr_linenumber" name="L7" href="#L7">7</a> <em
class="jxr_comment"> * the License. You may obtain a copy of the License
at</em>
+<a class="jxr_linenumber" name="L8" href="#L8">8</a> <em
class="jxr_comment"> *</em>
+<a class="jxr_linenumber" name="L9" href="#L9">9</a> <em
class="jxr_comment"> * <a href="http://www.apache.org/licenses/LICENSE-2.";
target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.</a>0</em>
+<a class="jxr_linenumber" name="L10" href="#L10">10</a> <em
class="jxr_comment"> *</em>
+<a class="jxr_linenumber" name="L11" href="#L11">11</a> <em
class="jxr_comment"> * Unless required by applicable law or agreed to in
writing, software</em>
+<a class="jxr_linenumber" name="L12" href="#L12">12</a> <em
class="jxr_comment"> * distributed under the License is distributed on an "AS
IS" BASIS,</em>
+<a class="jxr_linenumber" name="L13" href="#L13">13</a> <em
class="jxr_comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
express or implied.</em>
+<a class="jxr_linenumber" name="L14" href="#L14">14</a> <em
class="jxr_comment"> * See the License for the specific language governing
permissions and</em>
+<a class="jxr_linenumber" name="L15" href="#L15">15</a> <em
class="jxr_comment"> * limitations under the License.</em>
+<a class="jxr_linenumber" name="L16" href="#L16">16</a> <em
class="jxr_comment"> */</em>
+<a class="jxr_linenumber" name="L17" href="#L17">17</a> <strong
class="jxr_keyword">package</strong> org.apache.commons.math3.distribution;
+<a class="jxr_linenumber" name="L18" href="#L18">18</a>
+<a class="jxr_linenumber" name="L19" href="#L19">19</a> <strong
class="jxr_keyword">import</strong>
org.apache.commons.math3.exception.NotStrictlyPositiveException;
+<a class="jxr_linenumber" name="L20" href="#L20">20</a> <strong
class="jxr_keyword">import</strong>
org.apache.commons.math3.exception.OutOfRangeException;
+<a class="jxr_linenumber" name="L21" href="#L21">21</a> <strong
class="jxr_keyword">import</strong>
org.apache.commons.math3.exception.util.LocalizedFormats;
+<a class="jxr_linenumber" name="L22" href="#L22">22</a> <strong
class="jxr_keyword">import</strong>
org.apache.commons.math3.random.RandomGenerator;
+<a class="jxr_linenumber" name="L23" href="#L23">23</a> <strong
class="jxr_keyword">import</strong> org.apache.commons.math3.random.Well19937c;
+<a class="jxr_linenumber" name="L24" href="#L24">24</a> <strong
class="jxr_keyword">import</strong> org.apache.commons.math3.util.FastMath;
+<a class="jxr_linenumber" name="L25" href="#L25">25</a>
+<a class="jxr_linenumber" name="L26" href="#L26">26</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L27" href="#L27">27</a> <em
class="jxr_javadoccomment"> * This class implements the Laplace
distribution.</em>
+<a class="jxr_linenumber" name="L28" href="#L28">28</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L29" href="#L29">29</a> <em
class="jxr_javadoccomment"> * @see <a href="<a
href="http://en.wikipedia.org/wiki/Laplace_distribution";
target="alexandria_uri">http://en.wikipedia.org/wiki/Laplace_distribution</a>">Laplace
distribution (Wikipedia)</a></em>
+<a class="jxr_linenumber" name="L30" href="#L30">30</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L31" href="#L31">31</a> <em
class="jxr_javadoccomment"> * @since 3.4</em>
+<a class="jxr_linenumber" name="L32" href="#L32">32</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L33" href="#L33">33</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong>
<a
href="../../../../../org/apache/commons/math3/distribution/LaplaceDistribution.html">LaplaceDistribution</a>
<strong class="jxr_keyword">extends</strong> <a
href="../../../../../org/apache/commons/math3/distribution/AbstractRealDistribution.html">AbstractRealDistribution</a>
{
+<a class="jxr_linenumber" name="L34" href="#L34">34</a>
+<a class="jxr_linenumber" name="L35" href="#L35">35</a> <em
class="jxr_javadoccomment">/** Serializable version identifier. */</em>
+<a class="jxr_linenumber" name="L36" href="#L36">36</a> <strong
class="jxr_keyword">private</strong> <strong
class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong>
<strong class="jxr_keyword">long</strong> serialVersionUID = 20141003;
+<a class="jxr_linenumber" name="L37" href="#L37">37</a>
+<a class="jxr_linenumber" name="L38" href="#L38">38</a> <em
class="jxr_javadoccomment">/** The location parameter. */</em>
+<a class="jxr_linenumber" name="L39" href="#L39">39</a> <strong
class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong>
<strong class="jxr_keyword">double</strong> mu;
+<a class="jxr_linenumber" name="L40" href="#L40">40</a> <em
class="jxr_javadoccomment">/** The scale parameter. */</em>
+<a class="jxr_linenumber" name="L41" href="#L41">41</a> <strong
class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong>
<strong class="jxr_keyword">double</strong> beta;
+<a class="jxr_linenumber" name="L42" href="#L42">42</a>
+<a class="jxr_linenumber" name="L43" href="#L43">43</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L44" href="#L44">44</a> <em
class="jxr_javadoccomment"> * Build a new instance.</em>
+<a class="jxr_linenumber" name="L45" href="#L45">45</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L46" href="#L46">46</a> <em
class="jxr_javadoccomment"> * @param mu location parameter</em>
+<a class="jxr_linenumber" name="L47" href="#L47">47</a> <em
class="jxr_javadoccomment"> * @param beta scale parameter (must be
positive)</em>
+<a class="jxr_linenumber" name="L48" href="#L48">48</a> <em
class="jxr_javadoccomment"> * @throws NotStrictlyPositiveException if
{@code beta <= 0}</em>
+<a class="jxr_linenumber" name="L49" href="#L49">49</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L50" href="#L50">50</a> <strong
class="jxr_keyword">public</strong> <a
href="../../../../../org/apache/commons/math3/distribution/LaplaceDistribution.html">LaplaceDistribution</a>(<strong
class="jxr_keyword">double</strong> mu, <strong
class="jxr_keyword">double</strong> beta) {
+<a class="jxr_linenumber" name="L51" href="#L51">51</a> <strong
class="jxr_keyword">this</strong>(<strong class="jxr_keyword">new</strong> <a
href="../../../../../org/apache/commons/math3/random/Well19937c.html">Well19937c</a>(),
mu, beta);
+<a class="jxr_linenumber" name="L52" href="#L52">52</a> }
+<a class="jxr_linenumber" name="L53" href="#L53">53</a>
+<a class="jxr_linenumber" name="L54" href="#L54">54</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L55" href="#L55">55</a> <em
class="jxr_javadoccomment"> * Build a new instance.</em>
+<a class="jxr_linenumber" name="L56" href="#L56">56</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L57" href="#L57">57</a> <em
class="jxr_javadoccomment"> * @param rng Random number generator</em>
+<a class="jxr_linenumber" name="L58" href="#L58">58</a> <em
class="jxr_javadoccomment"> * @param mu location parameter</em>
+<a class="jxr_linenumber" name="L59" href="#L59">59</a> <em
class="jxr_javadoccomment"> * @param beta scale parameter (must be
positive)</em>
+<a class="jxr_linenumber" name="L60" href="#L60">60</a> <em
class="jxr_javadoccomment"> * @throws NotStrictlyPositiveException if
{@code beta <= 0}</em>
+<a class="jxr_linenumber" name="L61" href="#L61">61</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L62" href="#L62">62</a> <strong
class="jxr_keyword">public</strong> <a
href="../../../../../org/apache/commons/math3/distribution/LaplaceDistribution.html">LaplaceDistribution</a>(<a
href="../../../../../org/apache/commons/math3/random/RandomGenerator.html">RandomGenerator</a>
rng, <strong class="jxr_keyword">double</strong> mu, <strong
class="jxr_keyword">double</strong> beta) {
+<a class="jxr_linenumber" name="L63" href="#L63">63</a> <strong
class="jxr_keyword">super</strong>(rng);
+<a class="jxr_linenumber" name="L64" href="#L64">64</a>
+<a class="jxr_linenumber" name="L65" href="#L65">65</a> <strong
class="jxr_keyword">if</strong> (beta <= 0.0) {
+<a class="jxr_linenumber" name="L66" href="#L66">66</a> <strong
class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a
href="../../../../../org/apache/commons/math3/exception/NotStrictlyPositiveException.html">NotStrictlyPositiveException</a>(LocalizedFormats.NOT_POSITIVE_SCALE,
beta);
+<a class="jxr_linenumber" name="L67" href="#L67">67</a> }
+<a class="jxr_linenumber" name="L68" href="#L68">68</a>
+<a class="jxr_linenumber" name="L69" href="#L69">69</a> <strong
class="jxr_keyword">this</strong>.mu = mu;
+<a class="jxr_linenumber" name="L70" href="#L70">70</a> <strong
class="jxr_keyword">this</strong>.beta = beta;
+<a class="jxr_linenumber" name="L71" href="#L71">71</a> }
+<a class="jxr_linenumber" name="L72" href="#L72">72</a>
+<a class="jxr_linenumber" name="L73" href="#L73">73</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L74" href="#L74">74</a> <em
class="jxr_javadoccomment"> * Access the location parameter, {@code
mu}.</em>
+<a class="jxr_linenumber" name="L75" href="#L75">75</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L76" href="#L76">76</a> <em
class="jxr_javadoccomment"> * @return the location parameter.</em>
+<a class="jxr_linenumber" name="L77" href="#L77">77</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L78" href="#L78">78</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getLocation() {
+<a class="jxr_linenumber" name="L79" href="#L79">79</a> <strong
class="jxr_keyword">return</strong> mu;
+<a class="jxr_linenumber" name="L80" href="#L80">80</a> }
+<a class="jxr_linenumber" name="L81" href="#L81">81</a>
+<a class="jxr_linenumber" name="L82" href="#L82">82</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L83" href="#L83">83</a> <em
class="jxr_javadoccomment"> * Access the scale parameter, {@code beta}.</em>
+<a class="jxr_linenumber" name="L84" href="#L84">84</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L85" href="#L85">85</a> <em
class="jxr_javadoccomment"> * @return the scale parameter.</em>
+<a class="jxr_linenumber" name="L86" href="#L86">86</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L87" href="#L87">87</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getScale() {
+<a class="jxr_linenumber" name="L88" href="#L88">88</a> <strong
class="jxr_keyword">return</strong> beta;
+<a class="jxr_linenumber" name="L89" href="#L89">89</a> }
+<a class="jxr_linenumber" name="L90" href="#L90">90</a>
+<a class="jxr_linenumber" name="L91" href="#L91">91</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L92" href="#L92">92</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
density(<strong class="jxr_keyword">double</strong> x) {
+<a class="jxr_linenumber" name="L93" href="#L93">93</a> <strong
class="jxr_keyword">return</strong> FastMath.exp(-FastMath.abs(x - mu) / beta)
/ (2.0 * beta);
+<a class="jxr_linenumber" name="L94" href="#L94">94</a> }
+<a class="jxr_linenumber" name="L95" href="#L95">95</a>
+<a class="jxr_linenumber" name="L96" href="#L96">96</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L97" href="#L97">97</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
cumulativeProbability(<strong class="jxr_keyword">double</strong> x) {
+<a class="jxr_linenumber" name="L98" href="#L98">98</a> <strong
class="jxr_keyword">if</strong> (x <= mu) {
+<a class="jxr_linenumber" name="L99" href="#L99">99</a> <strong
class="jxr_keyword">return</strong> FastMath.exp((x - mu) / beta) / 2.0;
+<a class="jxr_linenumber" name="L100" href="#L100">100</a> } <strong
class="jxr_keyword">else</strong> {
+<a class="jxr_linenumber" name="L101" href="#L101">101</a> <strong
class="jxr_keyword">return</strong> 1.0 - FastMath.exp((mu - x) / beta) / 2.0;
+<a class="jxr_linenumber" name="L102" href="#L102">102</a> }
+<a class="jxr_linenumber" name="L103" href="#L103">103</a> }
+<a class="jxr_linenumber" name="L104" href="#L104">104</a>
+<a class="jxr_linenumber" name="L105" href="#L105">105</a> @Override
+<a class="jxr_linenumber" name="L106" href="#L106">106</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
inverseCumulativeProbability(<strong class="jxr_keyword">double</strong> p)
<strong class="jxr_keyword">throws</strong> OutOfRangeException {
+<a class="jxr_linenumber" name="L107" href="#L107">107</a> <strong
class="jxr_keyword">if</strong> (p < 0.0 || p > 1.0) {
+<a class="jxr_linenumber" name="L108" href="#L108">108</a> <strong
class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a
href="../../../../../org/apache/commons/math3/exception/OutOfRangeException.html">OutOfRangeException</a>(p,
0.0, 1.0);
+<a class="jxr_linenumber" name="L109" href="#L109">109</a> } <strong
class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (p ==
0) {
+<a class="jxr_linenumber" name="L110" href="#L110">110</a> <strong
class="jxr_keyword">return</strong> 0.0;
+<a class="jxr_linenumber" name="L111" href="#L111">111</a> } <strong
class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (p ==
1) {
+<a class="jxr_linenumber" name="L112" href="#L112">112</a> <strong
class="jxr_keyword">return</strong> Double.POSITIVE_INFINITY;
+<a class="jxr_linenumber" name="L113" href="#L113">113</a> }
+<a class="jxr_linenumber" name="L114" href="#L114">114</a> <strong
class="jxr_keyword">double</strong> x = (p > 0.5) ? -Math.log(2.0 - 2.0 * p)
: Math.log(2.0 * p);
+<a class="jxr_linenumber" name="L115" href="#L115">115</a> <strong
class="jxr_keyword">return</strong> mu + beta * x;
+<a class="jxr_linenumber" name="L116" href="#L116">116</a> }
+<a class="jxr_linenumber" name="L117" href="#L117">117</a>
+<a class="jxr_linenumber" name="L118" href="#L118">118</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L119" href="#L119">119</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getNumericalMean() {
+<a class="jxr_linenumber" name="L120" href="#L120">120</a> <strong
class="jxr_keyword">return</strong> mu;
+<a class="jxr_linenumber" name="L121" href="#L121">121</a> }
+<a class="jxr_linenumber" name="L122" href="#L122">122</a>
+<a class="jxr_linenumber" name="L123" href="#L123">123</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L124" href="#L124">124</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getNumericalVariance() {
+<a class="jxr_linenumber" name="L125" href="#L125">125</a> <strong
class="jxr_keyword">return</strong> 2.0 * beta * beta;
+<a class="jxr_linenumber" name="L126" href="#L126">126</a> }
+<a class="jxr_linenumber" name="L127" href="#L127">127</a>
+<a class="jxr_linenumber" name="L128" href="#L128">128</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L129" href="#L129">129</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getSupportLowerBound() {
+<a class="jxr_linenumber" name="L130" href="#L130">130</a> <strong
class="jxr_keyword">return</strong> Double.NEGATIVE_INFINITY;
+<a class="jxr_linenumber" name="L131" href="#L131">131</a> }
+<a class="jxr_linenumber" name="L132" href="#L132">132</a>
+<a class="jxr_linenumber" name="L133" href="#L133">133</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L134" href="#L134">134</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getSupportUpperBound() {
+<a class="jxr_linenumber" name="L135" href="#L135">135</a> <strong
class="jxr_keyword">return</strong> Double.POSITIVE_INFINITY;
+<a class="jxr_linenumber" name="L136" href="#L136">136</a> }
+<a class="jxr_linenumber" name="L137" href="#L137">137</a>
+<a class="jxr_linenumber" name="L138" href="#L138">138</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L139" href="#L139">139</a> <strong
class="jxr_keyword">public</strong> <strong
class="jxr_keyword">boolean</strong> isSupportLowerBoundInclusive() {
+<a class="jxr_linenumber" name="L140" href="#L140">140</a> <strong
class="jxr_keyword">return</strong> false;
+<a class="jxr_linenumber" name="L141" href="#L141">141</a> }
+<a class="jxr_linenumber" name="L142" href="#L142">142</a>
+<a class="jxr_linenumber" name="L143" href="#L143">143</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L144" href="#L144">144</a> <strong
class="jxr_keyword">public</strong> <strong
class="jxr_keyword">boolean</strong> isSupportUpperBoundInclusive() {
+<a class="jxr_linenumber" name="L145" href="#L145">145</a> <strong
class="jxr_keyword">return</strong> false;
+<a class="jxr_linenumber" name="L146" href="#L146">146</a> }
+<a class="jxr_linenumber" name="L147" href="#L147">147</a>
+<a class="jxr_linenumber" name="L148" href="#L148">148</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L149" href="#L149">149</a> <strong
class="jxr_keyword">public</strong> <strong
class="jxr_keyword">boolean</strong> isSupportConnected() {
+<a class="jxr_linenumber" name="L150" href="#L150">150</a> <strong
class="jxr_keyword">return</strong> <strong class="jxr_keyword">true</strong>;
+<a class="jxr_linenumber" name="L151" href="#L151">151</a> }
+<a class="jxr_linenumber" name="L152" href="#L152">152</a>
+<a class="jxr_linenumber" name="L153" href="#L153">153</a> }
+</pre>
+<hr/>
+<div id="footer">Copyright © 2003–2014 <a
href="http://www.apache.org/";>The Apache Software Foundation</a>. All rights
reserved.</div>
+</body>
+</html>
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websites/production/commons/content/proper/commons-math/xref/org/apache/commons/math3/distribution/LogisticDistribution.html
==============================================================================
---
websites/production/commons/content/proper/commons-math/xref/org/apache/commons/math3/distribution/LogisticDistribution.html
(added)
+++
websites/production/commons/content/proper/commons-math/xref/org/apache/commons/math3/distribution/LogisticDistribution.html
Sat Oct 18 20:10:38 2014
@@ -0,0 +1,166 @@
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
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+<html xmlns="http://www.w3.org/1999/xhtml"; xml:lang="en" lang="en">
+<head><meta http-equiv="content-type" content="text/html; charset=UTF-8" />
+<title>LogisticDistribution xref</title>
+<link type="text/css" rel="stylesheet" href="../../../../../stylesheet.css" />
+</head>
+<body>
+<div id="overview"><a
href="../../../../../../apidocs/org/apache/commons/math3/distribution/LogisticDistribution.html">View
Javadoc</a></div><pre>
+<a class="jxr_linenumber" name="L1" href="#L1">1</a> <em
class="jxr_comment">/*</em>
+<a class="jxr_linenumber" name="L2" href="#L2">2</a> <em
class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under
one or more</em>
+<a class="jxr_linenumber" name="L3" href="#L3">3</a> <em
class="jxr_comment"> * contributor license agreements. See the NOTICE file
distributed with</em>
+<a class="jxr_linenumber" name="L4" href="#L4">4</a> <em
class="jxr_comment"> * this work for additional information regarding copyright
ownership.</em>
+<a class="jxr_linenumber" name="L5" href="#L5">5</a> <em
class="jxr_comment"> * The ASF licenses this file to You under the Apache
License, Version 2.0</em>
+<a class="jxr_linenumber" name="L6" href="#L6">6</a> <em
class="jxr_comment"> * (the "License"); you may not use this file except in
compliance with</em>
+<a class="jxr_linenumber" name="L7" href="#L7">7</a> <em
class="jxr_comment"> * the License. You may obtain a copy of the License
at</em>
+<a class="jxr_linenumber" name="L8" href="#L8">8</a> <em
class="jxr_comment"> *</em>
+<a class="jxr_linenumber" name="L9" href="#L9">9</a> <em
class="jxr_comment"> * <a href="http://www.apache.org/licenses/LICENSE-2.";
target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.</a>0</em>
+<a class="jxr_linenumber" name="L10" href="#L10">10</a> <em
class="jxr_comment"> *</em>
+<a class="jxr_linenumber" name="L11" href="#L11">11</a> <em
class="jxr_comment"> * Unless required by applicable law or agreed to in
writing, software</em>
+<a class="jxr_linenumber" name="L12" href="#L12">12</a> <em
class="jxr_comment"> * distributed under the License is distributed on an "AS
IS" BASIS,</em>
+<a class="jxr_linenumber" name="L13" href="#L13">13</a> <em
class="jxr_comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
express or implied.</em>
+<a class="jxr_linenumber" name="L14" href="#L14">14</a> <em
class="jxr_comment"> * See the License for the specific language governing
permissions and</em>
+<a class="jxr_linenumber" name="L15" href="#L15">15</a> <em
class="jxr_comment"> * limitations under the License.</em>
+<a class="jxr_linenumber" name="L16" href="#L16">16</a> <em
class="jxr_comment"> */</em>
+<a class="jxr_linenumber" name="L17" href="#L17">17</a> <strong
class="jxr_keyword">package</strong> org.apache.commons.math3.distribution;
+<a class="jxr_linenumber" name="L18" href="#L18">18</a>
+<a class="jxr_linenumber" name="L19" href="#L19">19</a> <strong
class="jxr_keyword">import</strong>
org.apache.commons.math3.exception.NotStrictlyPositiveException;
+<a class="jxr_linenumber" name="L20" href="#L20">20</a> <strong
class="jxr_keyword">import</strong>
org.apache.commons.math3.exception.OutOfRangeException;
+<a class="jxr_linenumber" name="L21" href="#L21">21</a> <strong
class="jxr_keyword">import</strong>
org.apache.commons.math3.exception.util.LocalizedFormats;
+<a class="jxr_linenumber" name="L22" href="#L22">22</a> <strong
class="jxr_keyword">import</strong>
org.apache.commons.math3.random.RandomGenerator;
+<a class="jxr_linenumber" name="L23" href="#L23">23</a> <strong
class="jxr_keyword">import</strong> org.apache.commons.math3.random.Well19937c;
+<a class="jxr_linenumber" name="L24" href="#L24">24</a> <strong
class="jxr_keyword">import</strong> org.apache.commons.math3.util.FastMath;
+<a class="jxr_linenumber" name="L25" href="#L25">25</a> <strong
class="jxr_keyword">import</strong> org.apache.commons.math3.util.MathUtils;
+<a class="jxr_linenumber" name="L26" href="#L26">26</a>
+<a class="jxr_linenumber" name="L27" href="#L27">27</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L28" href="#L28">28</a> <em
class="jxr_javadoccomment"> * This class implements the Logistic
distribution.</em>
+<a class="jxr_linenumber" name="L29" href="#L29">29</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L30" href="#L30">30</a> <em
class="jxr_javadoccomment"> * @see <a href="<a
href="http://en.wikipedia.org/wiki/Logistic_distribution";
target="alexandria_uri">http://en.wikipedia.org/wiki/Logistic_distribution</a>">Logistic
Distribution (Wikipedia)</a></em>
+<a class="jxr_linenumber" name="L31" href="#L31">31</a> <em
class="jxr_javadoccomment"> * @see <a href="<a
href="http://mathworld.wolfram.com/LogisticDistribution.html";
target="alexandria_uri">http://mathworld.wolfram.com/LogisticDistribution.html</a>">Logistic
Distribution (Mathworld)</a></em>
+<a class="jxr_linenumber" name="L32" href="#L32">32</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L33" href="#L33">33</a> <em
class="jxr_javadoccomment"> * @since 3.4</em>
+<a class="jxr_linenumber" name="L34" href="#L34">34</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L35" href="#L35">35</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong>
<a
href="../../../../../org/apache/commons/math3/distribution/LogisticDistribution.html">LogisticDistribution</a>
<strong class="jxr_keyword">extends</strong> <a
href="../../../../../org/apache/commons/math3/distribution/AbstractRealDistribution.html">AbstractRealDistribution</a>
{
+<a class="jxr_linenumber" name="L36" href="#L36">36</a>
+<a class="jxr_linenumber" name="L37" href="#L37">37</a> <em
class="jxr_javadoccomment">/** Serializable version identifier. */</em>
+<a class="jxr_linenumber" name="L38" href="#L38">38</a> <strong
class="jxr_keyword">private</strong> <strong
class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong>
<strong class="jxr_keyword">long</strong> serialVersionUID = 20141003;
+<a class="jxr_linenumber" name="L39" href="#L39">39</a>
+<a class="jxr_linenumber" name="L40" href="#L40">40</a> <em
class="jxr_javadoccomment">/** The location parameter. */</em>
+<a class="jxr_linenumber" name="L41" href="#L41">41</a> <strong
class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong>
<strong class="jxr_keyword">double</strong> mu;
+<a class="jxr_linenumber" name="L42" href="#L42">42</a> <em
class="jxr_javadoccomment">/** The scale parameter. */</em>
+<a class="jxr_linenumber" name="L43" href="#L43">43</a> <strong
class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong>
<strong class="jxr_keyword">double</strong> s;
+<a class="jxr_linenumber" name="L44" href="#L44">44</a>
+<a class="jxr_linenumber" name="L45" href="#L45">45</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L46" href="#L46">46</a> <em
class="jxr_javadoccomment"> * Build a new instance.</em>
+<a class="jxr_linenumber" name="L47" href="#L47">47</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L48" href="#L48">48</a> <em
class="jxr_javadoccomment"> * @param mu location parameter</em>
+<a class="jxr_linenumber" name="L49" href="#L49">49</a> <em
class="jxr_javadoccomment"> * @param s scale parameter (must be
positive)</em>
+<a class="jxr_linenumber" name="L50" href="#L50">50</a> <em
class="jxr_javadoccomment"> * @throws NotStrictlyPositiveException if
{@code beta <= 0}</em>
+<a class="jxr_linenumber" name="L51" href="#L51">51</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L52" href="#L52">52</a> <strong
class="jxr_keyword">public</strong> <a
href="../../../../../org/apache/commons/math3/distribution/LogisticDistribution.html">LogisticDistribution</a>(<strong
class="jxr_keyword">double</strong> mu, <strong
class="jxr_keyword">double</strong> s) {
+<a class="jxr_linenumber" name="L53" href="#L53">53</a> <strong
class="jxr_keyword">this</strong>(<strong class="jxr_keyword">new</strong> <a
href="../../../../../org/apache/commons/math3/random/Well19937c.html">Well19937c</a>(),
mu, s);
+<a class="jxr_linenumber" name="L54" href="#L54">54</a> }
+<a class="jxr_linenumber" name="L55" href="#L55">55</a>
+<a class="jxr_linenumber" name="L56" href="#L56">56</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L57" href="#L57">57</a> <em
class="jxr_javadoccomment"> * Build a new instance.</em>
+<a class="jxr_linenumber" name="L58" href="#L58">58</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L59" href="#L59">59</a> <em
class="jxr_javadoccomment"> * @param rng Random number generator</em>
+<a class="jxr_linenumber" name="L60" href="#L60">60</a> <em
class="jxr_javadoccomment"> * @param mu location parameter</em>
+<a class="jxr_linenumber" name="L61" href="#L61">61</a> <em
class="jxr_javadoccomment"> * @param s scale parameter (must be
positive)</em>
+<a class="jxr_linenumber" name="L62" href="#L62">62</a> <em
class="jxr_javadoccomment"> * @throws NotStrictlyPositiveException if
{@code beta <= 0}</em>
+<a class="jxr_linenumber" name="L63" href="#L63">63</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L64" href="#L64">64</a> <strong
class="jxr_keyword">public</strong> <a
href="../../../../../org/apache/commons/math3/distribution/LogisticDistribution.html">LogisticDistribution</a>(<a
href="../../../../../org/apache/commons/math3/random/RandomGenerator.html">RandomGenerator</a>
rng, <strong class="jxr_keyword">double</strong> mu, <strong
class="jxr_keyword">double</strong> s) {
+<a class="jxr_linenumber" name="L65" href="#L65">65</a> <strong
class="jxr_keyword">super</strong>(rng);
+<a class="jxr_linenumber" name="L66" href="#L66">66</a>
+<a class="jxr_linenumber" name="L67" href="#L67">67</a> <strong
class="jxr_keyword">if</strong> (s <= 0.0) {
+<a class="jxr_linenumber" name="L68" href="#L68">68</a> <strong
class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a
href="../../../../../org/apache/commons/math3/exception/NotStrictlyPositiveException.html">NotStrictlyPositiveException</a>(LocalizedFormats.NOT_POSITIVE_SCALE,
s);
+<a class="jxr_linenumber" name="L69" href="#L69">69</a> }
+<a class="jxr_linenumber" name="L70" href="#L70">70</a>
+<a class="jxr_linenumber" name="L71" href="#L71">71</a> <strong
class="jxr_keyword">this</strong>.mu = mu;
+<a class="jxr_linenumber" name="L72" href="#L72">72</a> <strong
class="jxr_keyword">this</strong>.s = s;
+<a class="jxr_linenumber" name="L73" href="#L73">73</a> }
+<a class="jxr_linenumber" name="L74" href="#L74">74</a>
+<a class="jxr_linenumber" name="L75" href="#L75">75</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L76" href="#L76">76</a> <em
class="jxr_javadoccomment"> * Access the location parameter, {@code
mu}.</em>
+<a class="jxr_linenumber" name="L77" href="#L77">77</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L78" href="#L78">78</a> <em
class="jxr_javadoccomment"> * @return the location parameter.</em>
+<a class="jxr_linenumber" name="L79" href="#L79">79</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L80" href="#L80">80</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getLocation() {
+<a class="jxr_linenumber" name="L81" href="#L81">81</a> <strong
class="jxr_keyword">return</strong> mu;
+<a class="jxr_linenumber" name="L82" href="#L82">82</a> }
+<a class="jxr_linenumber" name="L83" href="#L83">83</a>
+<a class="jxr_linenumber" name="L84" href="#L84">84</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L85" href="#L85">85</a> <em
class="jxr_javadoccomment"> * Access the scale parameter, {@code s}.</em>
+<a class="jxr_linenumber" name="L86" href="#L86">86</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L87" href="#L87">87</a> <em
class="jxr_javadoccomment"> * @return the scale parameter.</em>
+<a class="jxr_linenumber" name="L88" href="#L88">88</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L89" href="#L89">89</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getScale() {
+<a class="jxr_linenumber" name="L90" href="#L90">90</a> <strong
class="jxr_keyword">return</strong> s;
+<a class="jxr_linenumber" name="L91" href="#L91">91</a> }
+<a class="jxr_linenumber" name="L92" href="#L92">92</a>
+<a class="jxr_linenumber" name="L93" href="#L93">93</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L94" href="#L94">94</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
density(<strong class="jxr_keyword">double</strong> x) {
+<a class="jxr_linenumber" name="L95" href="#L95">95</a> <strong
class="jxr_keyword">double</strong> z = (x - mu) / s;
+<a class="jxr_linenumber" name="L96" href="#L96">96</a> <strong
class="jxr_keyword">double</strong> v = FastMath.exp(-z);
+<a class="jxr_linenumber" name="L97" href="#L97">97</a> <strong
class="jxr_keyword">return</strong> 1 / s * v / ((1.0 + v) * (1.0 + v));
+<a class="jxr_linenumber" name="L98" href="#L98">98</a> }
+<a class="jxr_linenumber" name="L99" href="#L99">99</a>
+<a class="jxr_linenumber" name="L100" href="#L100">100</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L101" href="#L101">101</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
cumulativeProbability(<strong class="jxr_keyword">double</strong> x) {
+<a class="jxr_linenumber" name="L102" href="#L102">102</a> <strong
class="jxr_keyword">double</strong> z = 1 / s * (x - mu);
+<a class="jxr_linenumber" name="L103" href="#L103">103</a> <strong
class="jxr_keyword">return</strong> 1.0 / (1.0 + FastMath.exp(-z));
+<a class="jxr_linenumber" name="L104" href="#L104">104</a> }
+<a class="jxr_linenumber" name="L105" href="#L105">105</a>
+<a class="jxr_linenumber" name="L106" href="#L106">106</a> @Override
+<a class="jxr_linenumber" name="L107" href="#L107">107</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
inverseCumulativeProbability(<strong class="jxr_keyword">double</strong> p)
<strong class="jxr_keyword">throws</strong> OutOfRangeException {
+<a class="jxr_linenumber" name="L108" href="#L108">108</a> <strong
class="jxr_keyword">if</strong> (p < 0.0 || p > 1.0) {
+<a class="jxr_linenumber" name="L109" href="#L109">109</a> <strong
class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a
href="../../../../../org/apache/commons/math3/exception/OutOfRangeException.html">OutOfRangeException</a>(p,
0.0, 1.0);
+<a class="jxr_linenumber" name="L110" href="#L110">110</a> } <strong
class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (p ==
0) {
+<a class="jxr_linenumber" name="L111" href="#L111">111</a> <strong
class="jxr_keyword">return</strong> 0.0;
+<a class="jxr_linenumber" name="L112" href="#L112">112</a> } <strong
class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (p ==
1) {
+<a class="jxr_linenumber" name="L113" href="#L113">113</a> <strong
class="jxr_keyword">return</strong> Double.POSITIVE_INFINITY;
+<a class="jxr_linenumber" name="L114" href="#L114">114</a> }
+<a class="jxr_linenumber" name="L115" href="#L115">115</a> <strong
class="jxr_keyword">return</strong> s * Math.log(p / (1.0 - p)) + mu;
+<a class="jxr_linenumber" name="L116" href="#L116">116</a> }
+<a class="jxr_linenumber" name="L117" href="#L117">117</a>
+<a class="jxr_linenumber" name="L118" href="#L118">118</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L119" href="#L119">119</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getNumericalMean() {
+<a class="jxr_linenumber" name="L120" href="#L120">120</a> <strong
class="jxr_keyword">return</strong> mu;
+<a class="jxr_linenumber" name="L121" href="#L121">121</a> }
+<a class="jxr_linenumber" name="L122" href="#L122">122</a>
+<a class="jxr_linenumber" name="L123" href="#L123">123</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L124" href="#L124">124</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getNumericalVariance() {
+<a class="jxr_linenumber" name="L125" href="#L125">125</a> <strong
class="jxr_keyword">return</strong> (MathUtils.PI_SQUARED / 3.0) * (1.0 / (s *
s));
+<a class="jxr_linenumber" name="L126" href="#L126">126</a> }
+<a class="jxr_linenumber" name="L127" href="#L127">127</a>
+<a class="jxr_linenumber" name="L128" href="#L128">128</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L129" href="#L129">129</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getSupportLowerBound() {
+<a class="jxr_linenumber" name="L130" href="#L130">130</a> <strong
class="jxr_keyword">return</strong> Double.NEGATIVE_INFINITY;
+<a class="jxr_linenumber" name="L131" href="#L131">131</a> }
+<a class="jxr_linenumber" name="L132" href="#L132">132</a>
+<a class="jxr_linenumber" name="L133" href="#L133">133</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L134" href="#L134">134</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getSupportUpperBound() {
+<a class="jxr_linenumber" name="L135" href="#L135">135</a> <strong
class="jxr_keyword">return</strong> Double.POSITIVE_INFINITY;
+<a class="jxr_linenumber" name="L136" href="#L136">136</a> }
+<a class="jxr_linenumber" name="L137" href="#L137">137</a>
+<a class="jxr_linenumber" name="L138" href="#L138">138</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L139" href="#L139">139</a> <strong
class="jxr_keyword">public</strong> <strong
class="jxr_keyword">boolean</strong> isSupportLowerBoundInclusive() {
+<a class="jxr_linenumber" name="L140" href="#L140">140</a> <strong
class="jxr_keyword">return</strong> false;
+<a class="jxr_linenumber" name="L141" href="#L141">141</a> }
+<a class="jxr_linenumber" name="L142" href="#L142">142</a>
+<a class="jxr_linenumber" name="L143" href="#L143">143</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L144" href="#L144">144</a> <strong
class="jxr_keyword">public</strong> <strong
class="jxr_keyword">boolean</strong> isSupportUpperBoundInclusive() {
+<a class="jxr_linenumber" name="L145" href="#L145">145</a> <strong
class="jxr_keyword">return</strong> false;
+<a class="jxr_linenumber" name="L146" href="#L146">146</a> }
+<a class="jxr_linenumber" name="L147" href="#L147">147</a>
+<a class="jxr_linenumber" name="L148" href="#L148">148</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L149" href="#L149">149</a> <strong
class="jxr_keyword">public</strong> <strong
class="jxr_keyword">boolean</strong> isSupportConnected() {
+<a class="jxr_linenumber" name="L150" href="#L150">150</a> <strong
class="jxr_keyword">return</strong> <strong class="jxr_keyword">true</strong>;
+<a class="jxr_linenumber" name="L151" href="#L151">151</a> }
+<a class="jxr_linenumber" name="L152" href="#L152">152</a>
+<a class="jxr_linenumber" name="L153" href="#L153">153</a> }
+</pre>
+<hr/>
+<div id="footer">Copyright © 2003–2014 <a
href="http://www.apache.org/";>The Apache Software Foundation</a>. All rights
reserved.</div>
+</body>
+</html>
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websites/production/commons/content/proper/commons-math/xref/org/apache/commons/math3/distribution/NakagamiDistribution.html
==============================================================================
---
websites/production/commons/content/proper/commons-math/xref/org/apache/commons/math3/distribution/NakagamiDistribution.html
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websites/production/commons/content/proper/commons-math/xref/org/apache/commons/math3/distribution/NakagamiDistribution.html
Sat Oct 18 20:10:38 2014
@@ -0,0 +1,187 @@
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
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+<html xmlns="http://www.w3.org/1999/xhtml"; xml:lang="en" lang="en">
+<head><meta http-equiv="content-type" content="text/html; charset=UTF-8" />
+<title>NakagamiDistribution xref</title>
+<link type="text/css" rel="stylesheet" href="../../../../../stylesheet.css" />
+</head>
+<body>
+<div id="overview"><a
href="../../../../../../apidocs/org/apache/commons/math3/distribution/NakagamiDistribution.html">View
Javadoc</a></div><pre>
+<a class="jxr_linenumber" name="L1" href="#L1">1</a> <em
class="jxr_comment">/*</em>
+<a class="jxr_linenumber" name="L2" href="#L2">2</a> <em
class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under
one or more</em>
+<a class="jxr_linenumber" name="L3" href="#L3">3</a> <em
class="jxr_comment"> * contributor license agreements. See the NOTICE file
distributed with</em>
+<a class="jxr_linenumber" name="L4" href="#L4">4</a> <em
class="jxr_comment"> * this work for additional information regarding copyright
ownership.</em>
+<a class="jxr_linenumber" name="L5" href="#L5">5</a> <em
class="jxr_comment"> * The ASF licenses this file to You under the Apache
License, Version 2.0</em>
+<a class="jxr_linenumber" name="L6" href="#L6">6</a> <em
class="jxr_comment"> * (the "License"); you may not use this file except in
compliance with</em>
+<a class="jxr_linenumber" name="L7" href="#L7">7</a> <em
class="jxr_comment"> * the License. You may obtain a copy of the License
at</em>
+<a class="jxr_linenumber" name="L8" href="#L8">8</a> <em
class="jxr_comment"> *</em>
+<a class="jxr_linenumber" name="L9" href="#L9">9</a> <em
class="jxr_comment"> * <a href="http://www.apache.org/licenses/LICENSE-2.";
target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.</a>0</em>
+<a class="jxr_linenumber" name="L10" href="#L10">10</a> <em
class="jxr_comment"> *</em>
+<a class="jxr_linenumber" name="L11" href="#L11">11</a> <em
class="jxr_comment"> * Unless required by applicable law or agreed to in
writing, software</em>
+<a class="jxr_linenumber" name="L12" href="#L12">12</a> <em
class="jxr_comment"> * distributed under the License is distributed on an "AS
IS" BASIS,</em>
+<a class="jxr_linenumber" name="L13" href="#L13">13</a> <em
class="jxr_comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
express or implied.</em>
+<a class="jxr_linenumber" name="L14" href="#L14">14</a> <em
class="jxr_comment"> * See the License for the specific language governing
permissions and</em>
+<a class="jxr_linenumber" name="L15" href="#L15">15</a> <em
class="jxr_comment"> * limitations under the License.</em>
+<a class="jxr_linenumber" name="L16" href="#L16">16</a> <em
class="jxr_comment"> */</em>
+<a class="jxr_linenumber" name="L17" href="#L17">17</a> <strong
class="jxr_keyword">package</strong> org.apache.commons.math3.distribution;
+<a class="jxr_linenumber" name="L18" href="#L18">18</a>
+<a class="jxr_linenumber" name="L19" href="#L19">19</a> <strong
class="jxr_keyword">import</strong>
org.apache.commons.math3.exception.NotStrictlyPositiveException;
+<a class="jxr_linenumber" name="L20" href="#L20">20</a> <strong
class="jxr_keyword">import</strong>
org.apache.commons.math3.exception.NumberIsTooSmallException;
+<a class="jxr_linenumber" name="L21" href="#L21">21</a> <strong
class="jxr_keyword">import</strong>
org.apache.commons.math3.exception.util.LocalizedFormats;
+<a class="jxr_linenumber" name="L22" href="#L22">22</a> <strong
class="jxr_keyword">import</strong>
org.apache.commons.math3.random.RandomGenerator;
+<a class="jxr_linenumber" name="L23" href="#L23">23</a> <strong
class="jxr_keyword">import</strong> org.apache.commons.math3.random.Well19937c;
+<a class="jxr_linenumber" name="L24" href="#L24">24</a> <strong
class="jxr_keyword">import</strong> org.apache.commons.math3.special.Gamma;
+<a class="jxr_linenumber" name="L25" href="#L25">25</a> <strong
class="jxr_keyword">import</strong> org.apache.commons.math3.util.FastMath;
+<a class="jxr_linenumber" name="L26" href="#L26">26</a>
+<a class="jxr_linenumber" name="L27" href="#L27">27</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L28" href="#L28">28</a> <em
class="jxr_javadoccomment"> * This class implements the Nakagami
distribution.</em>
+<a class="jxr_linenumber" name="L29" href="#L29">29</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L30" href="#L30">30</a> <em
class="jxr_javadoccomment"> * @see <a href="<a
href="http://en.wikipedia.org/wiki/Nakagami_distribution";
target="alexandria_uri">http://en.wikipedia.org/wiki/Nakagami_distribution</a>">Nakagami
Distribution (Wikipedia)</a></em>
+<a class="jxr_linenumber" name="L31" href="#L31">31</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L32" href="#L32">32</a> <em
class="jxr_javadoccomment"> * @since 3.4</em>
+<a class="jxr_linenumber" name="L33" href="#L33">33</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L34" href="#L34">34</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong>
<a
href="../../../../../org/apache/commons/math3/distribution/NakagamiDistribution.html">NakagamiDistribution</a>
<strong class="jxr_keyword">extends</strong> <a
href="../../../../../org/apache/commons/math3/distribution/AbstractRealDistribution.html">AbstractRealDistribution</a>
{
+<a class="jxr_linenumber" name="L35" href="#L35">35</a>
+<a class="jxr_linenumber" name="L36" href="#L36">36</a> <em
class="jxr_javadoccomment">/** Default inverse cumulative probability accuracy.
*/</em>
+<a class="jxr_linenumber" name="L37" href="#L37">37</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> <strong
class="jxr_keyword">double</strong> DEFAULT_INVERSE_ABSOLUTE_ACCURACY = 1e-9;
+<a class="jxr_linenumber" name="L38" href="#L38">38</a>
+<a class="jxr_linenumber" name="L39" href="#L39">39</a> <em
class="jxr_javadoccomment">/** Serializable version identifier. */</em>
+<a class="jxr_linenumber" name="L40" href="#L40">40</a> <strong
class="jxr_keyword">private</strong> <strong
class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong>
<strong class="jxr_keyword">long</strong> serialVersionUID = 20141003;
+<a class="jxr_linenumber" name="L41" href="#L41">41</a>
+<a class="jxr_linenumber" name="L42" href="#L42">42</a> <em
class="jxr_javadoccomment">/** The shape parameter. */</em>
+<a class="jxr_linenumber" name="L43" href="#L43">43</a> <strong
class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong>
<strong class="jxr_keyword">double</strong> mu;
+<a class="jxr_linenumber" name="L44" href="#L44">44</a> <em
class="jxr_javadoccomment">/** The scale parameter. */</em>
+<a class="jxr_linenumber" name="L45" href="#L45">45</a> <strong
class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong>
<strong class="jxr_keyword">double</strong> omega;
+<a class="jxr_linenumber" name="L46" href="#L46">46</a> <em
class="jxr_javadoccomment">/** Inverse cumulative probability accuracy. */</em>
+<a class="jxr_linenumber" name="L47" href="#L47">47</a> <strong
class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong>
<strong class="jxr_keyword">double</strong> inverseAbsoluteAccuracy;
+<a class="jxr_linenumber" name="L48" href="#L48">48</a>
+<a class="jxr_linenumber" name="L49" href="#L49">49</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L50" href="#L50">50</a> <em
class="jxr_javadoccomment"> * Build a new instance.</em>
+<a class="jxr_linenumber" name="L51" href="#L51">51</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L52" href="#L52">52</a> <em
class="jxr_javadoccomment"> * @param mu shape parameter</em>
+<a class="jxr_linenumber" name="L53" href="#L53">53</a> <em
class="jxr_javadoccomment"> * @param omega scale parameter (must be
positive)</em>
+<a class="jxr_linenumber" name="L54" href="#L54">54</a> <em
class="jxr_javadoccomment"> * @throws NumberIsTooSmallException if {@code
mu < 0.5}</em>
+<a class="jxr_linenumber" name="L55" href="#L55">55</a> <em
class="jxr_javadoccomment"> * @throws NotStrictlyPositiveException if
{@code omega <= 0}</em>
+<a class="jxr_linenumber" name="L56" href="#L56">56</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L57" href="#L57">57</a> <strong
class="jxr_keyword">public</strong> <a
href="../../../../../org/apache/commons/math3/distribution/NakagamiDistribution.html">NakagamiDistribution</a>(<strong
class="jxr_keyword">double</strong> mu, <strong
class="jxr_keyword">double</strong> omega) {
+<a class="jxr_linenumber" name="L58" href="#L58">58</a> <strong
class="jxr_keyword">this</strong>(mu, omega, DEFAULT_INVERSE_ABSOLUTE_ACCURACY);
+<a class="jxr_linenumber" name="L59" href="#L59">59</a> }
+<a class="jxr_linenumber" name="L60" href="#L60">60</a>
+<a class="jxr_linenumber" name="L61" href="#L61">61</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L62" href="#L62">62</a> <em
class="jxr_javadoccomment"> * Build a new instance.</em>
+<a class="jxr_linenumber" name="L63" href="#L63">63</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L64" href="#L64">64</a> <em
class="jxr_javadoccomment"> * @param mu shape parameter</em>
+<a class="jxr_linenumber" name="L65" href="#L65">65</a> <em
class="jxr_javadoccomment"> * @param omega scale parameter (must be
positive)</em>
+<a class="jxr_linenumber" name="L66" href="#L66">66</a> <em
class="jxr_javadoccomment"> * @param inverseAbsoluteAccuracy the maximum
absolute error in inverse</em>
+<a class="jxr_linenumber" name="L67" href="#L67">67</a> <em
class="jxr_javadoccomment"> * cumulative probability estimates (defaults to
{@link #DEFAULT_INVERSE_ABSOLUTE_ACCURACY}).</em>
+<a class="jxr_linenumber" name="L68" href="#L68">68</a> <em
class="jxr_javadoccomment"> * @throws NumberIsTooSmallException if {@code
mu < 0.5}</em>
+<a class="jxr_linenumber" name="L69" href="#L69">69</a> <em
class="jxr_javadoccomment"> * @throws NotStrictlyPositiveException if
{@code omega <= 0}</em>
+<a class="jxr_linenumber" name="L70" href="#L70">70</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L71" href="#L71">71</a> <strong
class="jxr_keyword">public</strong> <a
href="../../../../../org/apache/commons/math3/distribution/NakagamiDistribution.html">NakagamiDistribution</a>(<strong
class="jxr_keyword">double</strong> mu, <strong
class="jxr_keyword">double</strong> omega, <strong
class="jxr_keyword">double</strong> inverseAbsoluteAccuracy) {
+<a class="jxr_linenumber" name="L72" href="#L72">72</a> <strong
class="jxr_keyword">this</strong>(<strong class="jxr_keyword">new</strong> <a
href="../../../../../org/apache/commons/math3/random/Well19937c.html">Well19937c</a>(),
mu, omega, inverseAbsoluteAccuracy);
+<a class="jxr_linenumber" name="L73" href="#L73">73</a> }
+<a class="jxr_linenumber" name="L74" href="#L74">74</a>
+<a class="jxr_linenumber" name="L75" href="#L75">75</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L76" href="#L76">76</a> <em
class="jxr_javadoccomment"> * Build a new instance.</em>
+<a class="jxr_linenumber" name="L77" href="#L77">77</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L78" href="#L78">78</a> <em
class="jxr_javadoccomment"> * @param rng Random number generator</em>
+<a class="jxr_linenumber" name="L79" href="#L79">79</a> <em
class="jxr_javadoccomment"> * @param mu shape parameter</em>
+<a class="jxr_linenumber" name="L80" href="#L80">80</a> <em
class="jxr_javadoccomment"> * @param omega scale parameter (must be
positive)</em>
+<a class="jxr_linenumber" name="L81" href="#L81">81</a> <em
class="jxr_javadoccomment"> * @param inverseAbsoluteAccuracy the maximum
absolute error in inverse</em>
+<a class="jxr_linenumber" name="L82" href="#L82">82</a> <em
class="jxr_javadoccomment"> * cumulative probability estimates (defaults to
{@link #DEFAULT_INVERSE_ABSOLUTE_ACCURACY}).</em>
+<a class="jxr_linenumber" name="L83" href="#L83">83</a> <em
class="jxr_javadoccomment"> * @throws NumberIsTooSmallException if {@code
mu < 0.5}</em>
+<a class="jxr_linenumber" name="L84" href="#L84">84</a> <em
class="jxr_javadoccomment"> * @throws NotStrictlyPositiveException if
{@code omega <= 0}</em>
+<a class="jxr_linenumber" name="L85" href="#L85">85</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L86" href="#L86">86</a> <strong
class="jxr_keyword">public</strong> <a
href="../../../../../org/apache/commons/math3/distribution/NakagamiDistribution.html">NakagamiDistribution</a>(<a
href="../../../../../org/apache/commons/math3/random/RandomGenerator.html">RandomGenerator</a>
rng, <strong class="jxr_keyword">double</strong> mu, <strong
class="jxr_keyword">double</strong> omega, <strong
class="jxr_keyword">double</strong> inverseAbsoluteAccuracy) {
+<a class="jxr_linenumber" name="L87" href="#L87">87</a> <strong
class="jxr_keyword">super</strong>(rng);
+<a class="jxr_linenumber" name="L88" href="#L88">88</a>
+<a class="jxr_linenumber" name="L89" href="#L89">89</a> <strong
class="jxr_keyword">if</strong> (mu < 0.5) {
+<a class="jxr_linenumber" name="L90" href="#L90">90</a> <strong
class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a
href="../../../../../org/apache/commons/math3/exception/NumberIsTooSmallException.html">NumberIsTooSmallException</a>(mu,
0.5, <strong class="jxr_keyword">true</strong>);
+<a class="jxr_linenumber" name="L91" href="#L91">91</a> }
+<a class="jxr_linenumber" name="L92" href="#L92">92</a> <strong
class="jxr_keyword">if</strong> (omega <= 0) {
+<a class="jxr_linenumber" name="L93" href="#L93">93</a> <strong
class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a
href="../../../../../org/apache/commons/math3/exception/NotStrictlyPositiveException.html">NotStrictlyPositiveException</a>(LocalizedFormats.NOT_POSITIVE_SCALE,
omega);
+<a class="jxr_linenumber" name="L94" href="#L94">94</a> }
+<a class="jxr_linenumber" name="L95" href="#L95">95</a>
+<a class="jxr_linenumber" name="L96" href="#L96">96</a> <strong
class="jxr_keyword">this</strong>.mu = mu;
+<a class="jxr_linenumber" name="L97" href="#L97">97</a> <strong
class="jxr_keyword">this</strong>.omega = omega;
+<a class="jxr_linenumber" name="L98" href="#L98">98</a> <strong
class="jxr_keyword">this</strong>.inverseAbsoluteAccuracy =
inverseAbsoluteAccuracy;
+<a class="jxr_linenumber" name="L99" href="#L99">99</a> }
+<a class="jxr_linenumber" name="L100" href="#L100">100</a>
+<a class="jxr_linenumber" name="L101" href="#L101">101</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L102" href="#L102">102</a> <em
class="jxr_javadoccomment"> * Access the shape parameter, {@code mu}.</em>
+<a class="jxr_linenumber" name="L103" href="#L103">103</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L104" href="#L104">104</a> <em
class="jxr_javadoccomment"> * @return the shape parameter.</em>
+<a class="jxr_linenumber" name="L105" href="#L105">105</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L106" href="#L106">106</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getShape() {
+<a class="jxr_linenumber" name="L107" href="#L107">107</a> <strong
class="jxr_keyword">return</strong> mu;
+<a class="jxr_linenumber" name="L108" href="#L108">108</a> }
+<a class="jxr_linenumber" name="L109" href="#L109">109</a>
+<a class="jxr_linenumber" name="L110" href="#L110">110</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L111" href="#L111">111</a> <em
class="jxr_javadoccomment"> * Access the scale parameter, {@code
omega}.</em>
+<a class="jxr_linenumber" name="L112" href="#L112">112</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L113" href="#L113">113</a> <em
class="jxr_javadoccomment"> * @return the scale parameter.</em>
+<a class="jxr_linenumber" name="L114" href="#L114">114</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L115" href="#L115">115</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getScale() {
+<a class="jxr_linenumber" name="L116" href="#L116">116</a> <strong
class="jxr_keyword">return</strong> omega;
+<a class="jxr_linenumber" name="L117" href="#L117">117</a> }
+<a class="jxr_linenumber" name="L118" href="#L118">118</a>
+<a class="jxr_linenumber" name="L119" href="#L119">119</a> @Override
+<a class="jxr_linenumber" name="L120" href="#L120">120</a> <strong
class="jxr_keyword">protected</strong> <strong
class="jxr_keyword">double</strong> getSolverAbsoluteAccuracy() {
+<a class="jxr_linenumber" name="L121" href="#L121">121</a> <strong
class="jxr_keyword">return</strong> inverseAbsoluteAccuracy;
+<a class="jxr_linenumber" name="L122" href="#L122">122</a> }
+<a class="jxr_linenumber" name="L123" href="#L123">123</a>
+<a class="jxr_linenumber" name="L124" href="#L124">124</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L125" href="#L125">125</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
density(<strong class="jxr_keyword">double</strong> x) {
+<a class="jxr_linenumber" name="L126" href="#L126">126</a> <strong
class="jxr_keyword">if</strong> (x <= 0) {
+<a class="jxr_linenumber" name="L127" href="#L127">127</a> <strong
class="jxr_keyword">return</strong> 0.0;
+<a class="jxr_linenumber" name="L128" href="#L128">128</a> }
+<a class="jxr_linenumber" name="L129" href="#L129">129</a> <strong
class="jxr_keyword">return</strong> 2.0 * FastMath.pow(mu, mu) /
(Gamma.gamma(mu) * FastMath.pow(omega, mu)) *
+<a class="jxr_linenumber" name="L130" href="#L130">130</a>
FastMath.pow(x, 2 * mu - 1) * FastMath.exp(-mu * x * x / omega);
+<a class="jxr_linenumber" name="L131" href="#L131">131</a> }
+<a class="jxr_linenumber" name="L132" href="#L132">132</a>
+<a class="jxr_linenumber" name="L133" href="#L133">133</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L134" href="#L134">134</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
cumulativeProbability(<strong class="jxr_keyword">double</strong> x) {
+<a class="jxr_linenumber" name="L135" href="#L135">135</a> <strong
class="jxr_keyword">return</strong> Gamma.regularizedGammaP(mu, mu * x * x /
omega);
+<a class="jxr_linenumber" name="L136" href="#L136">136</a> }
+<a class="jxr_linenumber" name="L137" href="#L137">137</a>
+<a class="jxr_linenumber" name="L138" href="#L138">138</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L139" href="#L139">139</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getNumericalMean() {
+<a class="jxr_linenumber" name="L140" href="#L140">140</a> <strong
class="jxr_keyword">return</strong> Gamma.gamma(mu + 0.5) / Gamma.gamma(mu) *
FastMath.sqrt(omega / mu);
+<a class="jxr_linenumber" name="L141" href="#L141">141</a> }
+<a class="jxr_linenumber" name="L142" href="#L142">142</a>
+<a class="jxr_linenumber" name="L143" href="#L143">143</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L144" href="#L144">144</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getNumericalVariance() {
+<a class="jxr_linenumber" name="L145" href="#L145">145</a> <strong
class="jxr_keyword">double</strong> v = Gamma.gamma(mu + 0.5) / Gamma.gamma(mu);
+<a class="jxr_linenumber" name="L146" href="#L146">146</a> <strong
class="jxr_keyword">return</strong> omega * (1 - 1 / mu * v * v);
+<a class="jxr_linenumber" name="L147" href="#L147">147</a> }
+<a class="jxr_linenumber" name="L148" href="#L148">148</a>
+<a class="jxr_linenumber" name="L149" href="#L149">149</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L150" href="#L150">150</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getSupportLowerBound() {
+<a class="jxr_linenumber" name="L151" href="#L151">151</a> <strong
class="jxr_keyword">return</strong> 0;
+<a class="jxr_linenumber" name="L152" href="#L152">152</a> }
+<a class="jxr_linenumber" name="L153" href="#L153">153</a>
+<a class="jxr_linenumber" name="L154" href="#L154">154</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L155" href="#L155">155</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getSupportUpperBound() {
+<a class="jxr_linenumber" name="L156" href="#L156">156</a> <strong
class="jxr_keyword">return</strong> Double.POSITIVE_INFINITY;
+<a class="jxr_linenumber" name="L157" href="#L157">157</a> }
+<a class="jxr_linenumber" name="L158" href="#L158">158</a>
+<a class="jxr_linenumber" name="L159" href="#L159">159</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L160" href="#L160">160</a> <strong
class="jxr_keyword">public</strong> <strong
class="jxr_keyword">boolean</strong> isSupportLowerBoundInclusive() {
+<a class="jxr_linenumber" name="L161" href="#L161">161</a> <strong
class="jxr_keyword">return</strong> <strong class="jxr_keyword">true</strong>;
+<a class="jxr_linenumber" name="L162" href="#L162">162</a> }
+<a class="jxr_linenumber" name="L163" href="#L163">163</a>
+<a class="jxr_linenumber" name="L164" href="#L164">164</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L165" href="#L165">165</a> <strong
class="jxr_keyword">public</strong> <strong
class="jxr_keyword">boolean</strong> isSupportUpperBoundInclusive() {
+<a class="jxr_linenumber" name="L166" href="#L166">166</a> <strong
class="jxr_keyword">return</strong> false;
+<a class="jxr_linenumber" name="L167" href="#L167">167</a> }
+<a class="jxr_linenumber" name="L168" href="#L168">168</a>
+<a class="jxr_linenumber" name="L169" href="#L169">169</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L170" href="#L170">170</a> <strong
class="jxr_keyword">public</strong> <strong
class="jxr_keyword">boolean</strong> isSupportConnected() {
+<a class="jxr_linenumber" name="L171" href="#L171">171</a> <strong
class="jxr_keyword">return</strong> <strong class="jxr_keyword">true</strong>;
+<a class="jxr_linenumber" name="L172" href="#L172">172</a> }
+<a class="jxr_linenumber" name="L173" href="#L173">173</a>
+<a class="jxr_linenumber" name="L174" href="#L174">174</a> }
+</pre>
+<hr/>
+<div id="footer">Copyright © 2003–2014 <a
href="http://www.apache.org/";>The Apache Software Foundation</a>. All rights
reserved.</div>
+</body>
+</html>
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svn:keywords = Author Date Id Revision
Added:
websites/production/commons/content/proper/commons-math/xref/org/apache/commons/math3/fitting/leastsquares/EvaluationRmsChecker.html
==============================================================================
---
websites/production/commons/content/proper/commons-math/xref/org/apache/commons/math3/fitting/leastsquares/EvaluationRmsChecker.html
(added)
+++
websites/production/commons/content/proper/commons-math/xref/org/apache/commons/math3/fitting/leastsquares/EvaluationRmsChecker.html
Sat Oct 18 20:10:38 2014
@@ -0,0 +1,88 @@
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd";>
+<html xmlns="http://www.w3.org/1999/xhtml"; xml:lang="en" lang="en">
+<head><meta http-equiv="content-type" content="text/html; charset=UTF-8" />
+<title>EvaluationRmsChecker xref</title>
+<link type="text/css" rel="stylesheet" href="../../../../../../stylesheet.css"
/>
+</head>
+<body>
+<div id="overview"><a
href="../../../../../../../apidocs/org/apache/commons/math3/fitting/leastsquares/EvaluationRmsChecker.html">View
Javadoc</a></div><pre>
+<a class="jxr_linenumber" name="L1" href="#L1">1</a> <em
class="jxr_comment">/*</em>
+<a class="jxr_linenumber" name="L2" href="#L2">2</a> <em
class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under
one or more</em>
+<a class="jxr_linenumber" name="L3" href="#L3">3</a> <em
class="jxr_comment"> * contributor license agreements. See the NOTICE file
distributed with</em>
+<a class="jxr_linenumber" name="L4" href="#L4">4</a> <em
class="jxr_comment"> * this work for additional information regarding copyright
ownership.</em>
+<a class="jxr_linenumber" name="L5" href="#L5">5</a> <em
class="jxr_comment"> * The ASF licenses this file to You under the Apache
License, Version 2.0</em>
+<a class="jxr_linenumber" name="L6" href="#L6">6</a> <em
class="jxr_comment"> * (the "License"); you may not use this file except in
compliance with</em>
+<a class="jxr_linenumber" name="L7" href="#L7">7</a> <em
class="jxr_comment"> * the License. You may obtain a copy of the License
at</em>
+<a class="jxr_linenumber" name="L8" href="#L8">8</a> <em
class="jxr_comment"> *</em>
+<a class="jxr_linenumber" name="L9" href="#L9">9</a> <em
class="jxr_comment"> * <a href="http://www.apache.org/licenses/LICENSE-2.";
target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.</a>0</em>
+<a class="jxr_linenumber" name="L10" href="#L10">10</a> <em
class="jxr_comment"> *</em>
+<a class="jxr_linenumber" name="L11" href="#L11">11</a> <em
class="jxr_comment"> * Unless required by applicable law or agreed to in
writing, software</em>
+<a class="jxr_linenumber" name="L12" href="#L12">12</a> <em
class="jxr_comment"> * distributed under the License is distributed on an "AS
IS" BASIS,</em>
+<a class="jxr_linenumber" name="L13" href="#L13">13</a> <em
class="jxr_comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
express or implied.</em>
+<a class="jxr_linenumber" name="L14" href="#L14">14</a> <em
class="jxr_comment"> * See the License for the specific language governing
permissions and</em>
+<a class="jxr_linenumber" name="L15" href="#L15">15</a> <em
class="jxr_comment"> * limitations under the License.</em>
+<a class="jxr_linenumber" name="L16" href="#L16">16</a> <em
class="jxr_comment"> */</em>
+<a class="jxr_linenumber" name="L17" href="#L17">17</a> <strong
class="jxr_keyword">package</strong>
org.apache.commons.math3.fitting.leastsquares;
+<a class="jxr_linenumber" name="L18" href="#L18">18</a>
+<a class="jxr_linenumber" name="L19" href="#L19">19</a> <strong
class="jxr_keyword">import</strong>
org.apache.commons.math3.fitting.leastsquares.LeastSquaresProblem.Evaluation;
+<a class="jxr_linenumber" name="L20" href="#L20">20</a> <strong
class="jxr_keyword">import</strong>
org.apache.commons.math3.optim.ConvergenceChecker;
+<a class="jxr_linenumber" name="L21" href="#L21">21</a> <strong
class="jxr_keyword">import</strong> org.apache.commons.math3.util.Precision;
+<a class="jxr_linenumber" name="L22" href="#L22">22</a>
+<a class="jxr_linenumber" name="L23" href="#L23">23</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L24" href="#L24">24</a> <em
class="jxr_javadoccomment"> * Check if an optimization has converged based on
the change in computed RMS.</em>
+<a class="jxr_linenumber" name="L25" href="#L25">25</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L26" href="#L26">26</a> <em
class="jxr_javadoccomment"> * @since 3.4</em>
+<a class="jxr_linenumber" name="L27" href="#L27">27</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L28" href="#L28">28</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong>
<a
href="../../../../../../org/apache/commons/math3/fitting/leastsquares/EvaluationRmsChecker.html">EvaluationRmsChecker</a>
<strong class="jxr_keyword">implements</strong>
ConvergenceChecker<Evaluation> {
+<a class="jxr_linenumber" name="L29" href="#L29">29</a>
+<a class="jxr_linenumber" name="L30" href="#L30">30</a> <em
class="jxr_javadoccomment">/** relative tolerance for comparisons. */</em>
+<a class="jxr_linenumber" name="L31" href="#L31">31</a> <strong
class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong>
<strong class="jxr_keyword">double</strong> relTol;
+<a class="jxr_linenumber" name="L32" href="#L32">32</a> <em
class="jxr_javadoccomment">/** absolute tolerance for comparisons. */</em>
+<a class="jxr_linenumber" name="L33" href="#L33">33</a> <strong
class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong>
<strong class="jxr_keyword">double</strong> absTol;
+<a class="jxr_linenumber" name="L34" href="#L34">34</a>
+<a class="jxr_linenumber" name="L35" href="#L35">35</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L36" href="#L36">36</a> <em
class="jxr_javadoccomment"> * Create a convergence checker for the RMS with
the same relative and absolute</em>
+<a class="jxr_linenumber" name="L37" href="#L37">37</a> <em
class="jxr_javadoccomment"> * tolerance.</em>
+<a class="jxr_linenumber" name="L38" href="#L38">38</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L39" href="#L39">39</a> <em
class="jxr_javadoccomment"> * <p>Convenience constructor for when the
relative and absolute tolerances are the</em>
+<a class="jxr_linenumber" name="L40" href="#L40">40</a> <em
class="jxr_javadoccomment"> * same. Same as {@code new
EvaluationRmsChecker(tol, tol)}.</em>
+<a class="jxr_linenumber" name="L41" href="#L41">41</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L42" href="#L42">42</a> <em
class="jxr_javadoccomment"> * @param tol the relative and absolute
tolerance.</em>
+<a class="jxr_linenumber" name="L43" href="#L43">43</a> <em
class="jxr_javadoccomment"> * @see #EvaluationRmsChecker(double,
double)</em>
+<a class="jxr_linenumber" name="L44" href="#L44">44</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L45" href="#L45">45</a> <strong
class="jxr_keyword">public</strong> <a
href="../../../../../../org/apache/commons/math3/fitting/leastsquares/EvaluationRmsChecker.html">EvaluationRmsChecker</a>(<strong
class="jxr_keyword">final</strong> <strong class="jxr_keyword">double</strong>
tol) {
+<a class="jxr_linenumber" name="L46" href="#L46">46</a> <strong
class="jxr_keyword">this</strong>(tol, tol);
+<a class="jxr_linenumber" name="L47" href="#L47">47</a> }
+<a class="jxr_linenumber" name="L48" href="#L48">48</a>
+<a class="jxr_linenumber" name="L49" href="#L49">49</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L50" href="#L50">50</a> <em
class="jxr_javadoccomment"> * Create a convergence checker for the RMS with
a relative and absolute tolerance.</em>
+<a class="jxr_linenumber" name="L51" href="#L51">51</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L52" href="#L52">52</a> <em
class="jxr_javadoccomment"> * <p>The optimization has converged when
the RMS of consecutive evaluations are equal</em>
+<a class="jxr_linenumber" name="L53" href="#L53">53</a> <em
class="jxr_javadoccomment"> * to within the given relative tolerance or
absolute tolerance.</em>
+<a class="jxr_linenumber" name="L54" href="#L54">54</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L55" href="#L55">55</a> <em
class="jxr_javadoccomment"> * @param relTol the relative tolerance.</em>
+<a class="jxr_linenumber" name="L56" href="#L56">56</a> <em
class="jxr_javadoccomment"> * @param absTol the absolute tolerance.</em>
+<a class="jxr_linenumber" name="L57" href="#L57">57</a> <em
class="jxr_javadoccomment"> * @see Precision#equals(double, double,
double)</em>
+<a class="jxr_linenumber" name="L58" href="#L58">58</a> <em
class="jxr_javadoccomment"> * @see
Precision#equalsWithRelativeTolerance(double, double, double)</em>
+<a class="jxr_linenumber" name="L59" href="#L59">59</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L60" href="#L60">60</a> <strong
class="jxr_keyword">public</strong> <a
href="../../../../../../org/apache/commons/math3/fitting/leastsquares/EvaluationRmsChecker.html">EvaluationRmsChecker</a>(<strong
class="jxr_keyword">final</strong> <strong class="jxr_keyword">double</strong>
relTol, <strong class="jxr_keyword">final</strong> <strong
class="jxr_keyword">double</strong> absTol) {
+<a class="jxr_linenumber" name="L61" href="#L61">61</a> <strong
class="jxr_keyword">this</strong>.relTol = relTol;
+<a class="jxr_linenumber" name="L62" href="#L62">62</a> <strong
class="jxr_keyword">this</strong>.absTol = absTol;
+<a class="jxr_linenumber" name="L63" href="#L63">63</a> }
+<a class="jxr_linenumber" name="L64" href="#L64">64</a>
+<a class="jxr_linenumber" name="L65" href="#L65">65</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L66" href="#L66">66</a> <strong
class="jxr_keyword">public</strong> <strong
class="jxr_keyword">boolean</strong> converged(<strong
class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong>
iteration,
+<a class="jxr_linenumber" name="L67" href="#L67">67</a>
<strong class="jxr_keyword">final</strong> <a
href="../../../../../../org/apache/commons/math3/fitting/leastsquares/LeastSquaresProblem.html">Evaluation</a>
previous,
+<a class="jxr_linenumber" name="L68" href="#L68">68</a>
<strong class="jxr_keyword">final</strong> <a
href="../../../../../../org/apache/commons/math3/fitting/leastsquares/LeastSquaresProblem.html">Evaluation</a>
current) {
+<a class="jxr_linenumber" name="L69" href="#L69">69</a> <strong
class="jxr_keyword">final</strong> <strong class="jxr_keyword">double</strong>
prevRms = previous.getRMS();
+<a class="jxr_linenumber" name="L70" href="#L70">70</a> <strong
class="jxr_keyword">final</strong> <strong class="jxr_keyword">double</strong>
currRms = current.getRMS();
+<a class="jxr_linenumber" name="L71" href="#L71">71</a> <strong
class="jxr_keyword">return</strong> Precision.equals(prevRms, currRms, <strong
class="jxr_keyword">this</strong>.absTol) ||
+<a class="jxr_linenumber" name="L72" href="#L72">72</a>
Precision.equalsWithRelativeTolerance(prevRms, currRms, <strong
class="jxr_keyword">this</strong>.relTol);
+<a class="jxr_linenumber" name="L73" href="#L73">73</a> }
+<a class="jxr_linenumber" name="L74" href="#L74">74</a>
+<a class="jxr_linenumber" name="L75" href="#L75">75</a> }
+</pre>
+<hr/>
+<div id="footer">Copyright © 2003–2014 <a
href="http://www.apache.org/";>The Apache Software Foundation</a>. All rights
reserved.</div>
+</body>
+</html>
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svn:keywords = Author Date Id Revision
Added:
websites/production/commons/content/proper/commons-math/xref/org/apache/commons/math3/fitting/leastsquares/ValueAndJacobianFunction.html
==============================================================================
---
websites/production/commons/content/proper/commons-math/xref/org/apache/commons/math3/fitting/leastsquares/ValueAndJacobianFunction.html
(added)
+++
websites/production/commons/content/proper/commons-math/xref/org/apache/commons/math3/fitting/leastsquares/ValueAndJacobianFunction.html
Sat Oct 18 20:10:38 2014
@@ -0,0 +1,57 @@
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd";>
+<html xmlns="http://www.w3.org/1999/xhtml"; xml:lang="en" lang="en">
+<head><meta http-equiv="content-type" content="text/html; charset=UTF-8" />
+<title>ValueAndJacobianFunction xref</title>
+<link type="text/css" rel="stylesheet" href="../../../../../../stylesheet.css"
/>
+</head>
+<body>
+<div id="overview"><a
href="../../../../../../../apidocs/org/apache/commons/math3/fitting/leastsquares/ValueAndJacobianFunction.html">View
Javadoc</a></div><pre>
+<a class="jxr_linenumber" name="L1" href="#L1">1</a> <em
class="jxr_comment">/*</em>
+<a class="jxr_linenumber" name="L2" href="#L2">2</a> <em
class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under
one or more</em>
+<a class="jxr_linenumber" name="L3" href="#L3">3</a> <em
class="jxr_comment"> * contributor license agreements. See the NOTICE file
distributed with</em>
+<a class="jxr_linenumber" name="L4" href="#L4">4</a> <em
class="jxr_comment"> * this work for additional information regarding copyright
ownership.</em>
+<a class="jxr_linenumber" name="L5" href="#L5">5</a> <em
class="jxr_comment"> * The ASF licenses this file to You under the Apache
License, Version 2.0</em>
+<a class="jxr_linenumber" name="L6" href="#L6">6</a> <em
class="jxr_comment"> * (the "License"); you may not use this file except in
compliance with</em>
+<a class="jxr_linenumber" name="L7" href="#L7">7</a> <em
class="jxr_comment"> * the License. You may obtain a copy of the License
at</em>
+<a class="jxr_linenumber" name="L8" href="#L8">8</a> <em
class="jxr_comment"> *</em>
+<a class="jxr_linenumber" name="L9" href="#L9">9</a> <em
class="jxr_comment"> * <a href="http://www.apache.org/licenses/LICENSE-2.";
target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.</a>0</em>
+<a class="jxr_linenumber" name="L10" href="#L10">10</a> <em
class="jxr_comment"> *</em>
+<a class="jxr_linenumber" name="L11" href="#L11">11</a> <em
class="jxr_comment"> * Unless required by applicable law or agreed to in
writing, software</em>
+<a class="jxr_linenumber" name="L12" href="#L12">12</a> <em
class="jxr_comment"> * distributed under the License is distributed on an "AS
IS" BASIS,</em>
+<a class="jxr_linenumber" name="L13" href="#L13">13</a> <em
class="jxr_comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
express or implied.</em>
+<a class="jxr_linenumber" name="L14" href="#L14">14</a> <em
class="jxr_comment"> * See the License for the specific language governing
permissions and</em>
+<a class="jxr_linenumber" name="L15" href="#L15">15</a> <em
class="jxr_comment"> * limitations under the License.</em>
+<a class="jxr_linenumber" name="L16" href="#L16">16</a> <em
class="jxr_comment"> */</em>
+<a class="jxr_linenumber" name="L17" href="#L17">17</a> <strong
class="jxr_keyword">package</strong>
org.apache.commons.math3.fitting.leastsquares;
+<a class="jxr_linenumber" name="L18" href="#L18">18</a>
+<a class="jxr_linenumber" name="L19" href="#L19">19</a> <strong
class="jxr_keyword">import</strong> org.apache.commons.math3.linear.RealMatrix;
+<a class="jxr_linenumber" name="L20" href="#L20">20</a> <strong
class="jxr_keyword">import</strong> org.apache.commons.math3.linear.RealVector;
+<a class="jxr_linenumber" name="L21" href="#L21">21</a>
+<a class="jxr_linenumber" name="L22" href="#L22">22</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L23" href="#L23">23</a> <em
class="jxr_javadoccomment"> * A interface for functions that compute a vector
of values and can compute their</em>
+<a class="jxr_linenumber" name="L24" href="#L24">24</a> <em
class="jxr_javadoccomment"> * derivatives (Jacobian).</em>
+<a class="jxr_linenumber" name="L25" href="#L25">25</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L26" href="#L26">26</a> <em
class="jxr_javadoccomment"> * @since 3.3</em>
+<a class="jxr_linenumber" name="L27" href="#L27">27</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L28" href="#L28">28</a> <strong
class="jxr_keyword">public</strong> <strong
class="jxr_keyword">interface</strong> <a
href="../../../../../../org/apache/commons/math3/fitting/leastsquares/ValueAndJacobianFunction.html">ValueAndJacobianFunction</a>
<strong class="jxr_keyword">extends</strong> <a
href="../../../../../../org/apache/commons/math3/fitting/leastsquares/MultivariateJacobianFunction.html">MultivariateJacobianFunction</a>
{
+<a class="jxr_linenumber" name="L29" href="#L29">29</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L30" href="#L30">30</a> <em
class="jxr_javadoccomment"> * Compute the value.</em>
+<a class="jxr_linenumber" name="L31" href="#L31">31</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L32" href="#L32">32</a> <em
class="jxr_javadoccomment"> * @param params Point.</em>
+<a class="jxr_linenumber" name="L33" href="#L33">33</a> <em
class="jxr_javadoccomment"> * @return the value at the given point.</em>
+<a class="jxr_linenumber" name="L34" href="#L34">34</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L35" href="#L35">35</a> <a
href="../../../../../../org/apache/commons/math3/linear/RealVector.html">RealVector</a>
computeValue(<strong class="jxr_keyword">final</strong> <strong
class="jxr_keyword">double</strong>[] params);
+<a class="jxr_linenumber" name="L36" href="#L36">36</a>
+<a class="jxr_linenumber" name="L37" href="#L37">37</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L38" href="#L38">38</a> <em
class="jxr_javadoccomment"> * Compute the Jacobian.</em>
+<a class="jxr_linenumber" name="L39" href="#L39">39</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L40" href="#L40">40</a> <em
class="jxr_javadoccomment"> * @param params Point.</em>
+<a class="jxr_linenumber" name="L41" href="#L41">41</a> <em
class="jxr_javadoccomment"> * @return the Jacobian at the given point.</em>
+<a class="jxr_linenumber" name="L42" href="#L42">42</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L43" href="#L43">43</a> <a
href="../../../../../../org/apache/commons/math3/linear/RealMatrix.html">RealMatrix</a>
computeJacobian(<strong class="jxr_keyword">final</strong> <strong
class="jxr_keyword">double</strong>[] params);
+<a class="jxr_linenumber" name="L44" href="#L44">44</a> }
+</pre>
+<hr/>
+<div id="footer">Copyright © 2003–2014 <a
href="http://www.apache.org/";>The Apache Software Foundation</a>. All rights
reserved.</div>
+</body>
+</html>
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