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websites/production/commons/content/proper/commons-math/xref/org/apache/commons/math3/analysis/interpolation/AkimaSplineInterpolator.html
==============================================================================
---
websites/production/commons/content/proper/commons-math/xref/org/apache/commons/math3/analysis/interpolation/AkimaSplineInterpolator.html
(added)
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websites/production/commons/content/proper/commons-math/xref/org/apache/commons/math3/analysis/interpolation/AkimaSplineInterpolator.html
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@@ -0,0 +1,238 @@
+<!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>AkimaSplineInterpolator xref</title>
+<link type="text/css" rel="stylesheet" href="../../../../../../stylesheet.css"
/>
+</head>
+<body>
+<div id="overview"><a
href="../../../../../../../apidocs/org/apache/commons/math3/analysis/interpolation/AkimaSplineInterpolator.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.analysis.interpolation;
+<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.analysis.polynomials.PolynomialFunction;
+<a class="jxr_linenumber" name="L20" href="#L20">20</a> <strong
class="jxr_keyword">import</strong>
org.apache.commons.math3.analysis.polynomials.PolynomialSplineFunction;
+<a class="jxr_linenumber" name="L21" href="#L21">21</a> <strong
class="jxr_keyword">import</strong>
org.apache.commons.math3.exception.DimensionMismatchException;
+<a class="jxr_linenumber" name="L22" href="#L22">22</a> <strong
class="jxr_keyword">import</strong>
org.apache.commons.math3.exception.NonMonotonicSequenceException;
+<a class="jxr_linenumber" name="L23" href="#L23">23</a> <strong
class="jxr_keyword">import</strong>
org.apache.commons.math3.exception.NullArgumentException;
+<a class="jxr_linenumber" name="L24" href="#L24">24</a> <strong
class="jxr_keyword">import</strong>
org.apache.commons.math3.exception.NumberIsTooSmallException;
+<a class="jxr_linenumber" name="L25" href="#L25">25</a> <strong
class="jxr_keyword">import</strong>
org.apache.commons.math3.exception.util.LocalizedFormats;
+<a class="jxr_linenumber" name="L26" href="#L26">26</a> <strong
class="jxr_keyword">import</strong> org.apache.commons.math3.util.FastMath;
+<a class="jxr_linenumber" name="L27" href="#L27">27</a> <strong
class="jxr_keyword">import</strong> org.apache.commons.math3.util.MathArrays;
+<a class="jxr_linenumber" name="L28" href="#L28">28</a> <strong
class="jxr_keyword">import</strong> org.apache.commons.math3.util.Precision;
+<a class="jxr_linenumber" name="L29" href="#L29">29</a>
+<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"> * Computes a cubic spline interpolation for the
data set using the Akima</em>
+<a class="jxr_linenumber" name="L32" href="#L32">32</a> <em
class="jxr_javadoccomment"> * algorithm, as originally formulated by Hiroshi
Akima in his 1970 paper</em>
+<a class="jxr_linenumber" name="L33" href="#L33">33</a> <em
class="jxr_javadoccomment"> * "A New Method of Interpolation and Smooth Curve
Fitting Based on Local Procedures."</em>
+<a class="jxr_linenumber" name="L34" href="#L34">34</a> <em
class="jxr_javadoccomment"> * J. ACM 17, 4 (October 1970), 589-602.
DOI=10.1145/321607.321609</em>
+<a class="jxr_linenumber" name="L35" href="#L35">35</a> <em
class="jxr_javadoccomment"> * <a href="http://doi.acm.org/10.1145/321607.32160";
target="alexandria_uri">http://doi.acm.org/10.1145/321607.32160</a>9</em>
+<a class="jxr_linenumber" name="L36" href="#L36">36</a> <em
class="jxr_javadoccomment"> * <p></em>
+<a class="jxr_linenumber" name="L37" href="#L37">37</a> <em
class="jxr_javadoccomment"> * This implementation is based on the Akima
implementation in the CubicSpline</em>
+<a class="jxr_linenumber" name="L38" href="#L38">38</a> <em
class="jxr_javadoccomment"> * class in the Math.NET Numerics library. The
method referenced is</em>
+<a class="jxr_linenumber" name="L39" href="#L39">39</a> <em
class="jxr_javadoccomment"> * CubicSpline.InterpolateAkimaSorted</em>
+<a class="jxr_linenumber" name="L40" href="#L40">40</a> <em
class="jxr_javadoccomment"> * <p></em>
+<a class="jxr_linenumber" name="L41" href="#L41">41</a> <em
class="jxr_javadoccomment"> * The {@link #interpolate(double[], double[])}
method returns a</em>
+<a class="jxr_linenumber" name="L42" href="#L42">42</a> <em
class="jxr_javadoccomment"> * {@link PolynomialSplineFunction} consisting of n
cubic polynomials, defined</em>
+<a class="jxr_linenumber" name="L43" href="#L43">43</a> <em
class="jxr_javadoccomment"> * over the subintervals determined by the x values,
x[0] < x[i] ... < x[n]. The</em>
+<a class="jxr_linenumber" name="L44" href="#L44">44</a> <em
class="jxr_javadoccomment"> * Akima algorithm requires that n >= 5.</em>
+<a class="jxr_linenumber" name="L45" href="#L45">45</a> <em
class="jxr_javadoccomment"> * </p></em>
+<a class="jxr_linenumber" name="L46" href="#L46">46</a> <em
class="jxr_javadoccomment"> * <p></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>
+<a class="jxr_linenumber" name="L49" href="#L49">49</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong>
<a
href="../../../../../../org/apache/commons/math3/analysis/interpolation/AkimaSplineInterpolator.html">AkimaSplineInterpolator</a>
+<a class="jxr_linenumber" name="L50" href="#L50">50</a> <strong
class="jxr_keyword">implements</strong> <a
href="../../../../../../org/apache/commons/math3/analysis/interpolation/UnivariateInterpolator.html">UnivariateInterpolator</a>
{
+<a class="jxr_linenumber" name="L51" href="#L51">51</a>
+<a class="jxr_linenumber" name="L52" href="#L52">52</a>
+<a class="jxr_linenumber" name="L53" href="#L53">53</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L54" href="#L54">54</a> <em
class="jxr_javadoccomment"> * The minimum number of points that are needed
to compute the function</em>
+<a class="jxr_linenumber" name="L55" href="#L55">55</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L56" href="#L56">56</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> <strong
class="jxr_keyword">int</strong> MINIMUM_NUMBER_POINTS = 5;
+<a class="jxr_linenumber" name="L57" href="#L57">57</a>
+<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"> * Default constructor. Builds an
AkimaSplineInterpolator object</em>
+<a class="jxr_linenumber" name="L60" href="#L60">60</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L61" href="#L61">61</a> <strong
class="jxr_keyword">public</strong> <a
href="../../../../../../org/apache/commons/math3/analysis/interpolation/AkimaSplineInterpolator.html">AkimaSplineInterpolator</a>()
{
+<a class="jxr_linenumber" name="L62" href="#L62">62</a>
+<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">/**</em>
+<a class="jxr_linenumber" name="L66" href="#L66">66</a> <em
class="jxr_javadoccomment"> * Computes an interpolating function for the
data set.</em>
+<a class="jxr_linenumber" name="L67" href="#L67">67</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L68" href="#L68">68</a> <em
class="jxr_javadoccomment"> * @param xvals the arguments for the
interpolation points</em>
+<a class="jxr_linenumber" name="L69" href="#L69">69</a> <em
class="jxr_javadoccomment"> * @param yvals the values for the interpolation
points</em>
+<a class="jxr_linenumber" name="L70" href="#L70">70</a> <em
class="jxr_javadoccomment"> * @return a function which interpolates the
data set</em>
+<a class="jxr_linenumber" name="L71" href="#L71">71</a> <em
class="jxr_javadoccomment"> * @throws DimensionMismatchException if {@code
x} and {@code y} have</em>
+<a class="jxr_linenumber" name="L72" href="#L72">72</a> <em
class="jxr_javadoccomment"> * different sizes.</em>
+<a class="jxr_linenumber" name="L73" href="#L73">73</a> <em
class="jxr_javadoccomment"> * @throws NonMonotonicSequenceException if
{@code x} is not sorted in</em>
+<a class="jxr_linenumber" name="L74" href="#L74">74</a> <em
class="jxr_javadoccomment"> * strict increasing order.</em>
+<a class="jxr_linenumber" name="L75" href="#L75">75</a> <em
class="jxr_javadoccomment"> * @throws NumberIsTooSmallException if the size
of {@code x} is smaller</em>
+<a class="jxr_linenumber" name="L76" href="#L76">76</a> <em
class="jxr_javadoccomment"> * than 5.</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> <a
href="../../../../../../org/apache/commons/math3/analysis/polynomials/PolynomialSplineFunction.html">PolynomialSplineFunction</a>
interpolate(<strong class="jxr_keyword">double</strong>[] xvals, <strong
class="jxr_keyword">double</strong>[] yvals)
+<a class="jxr_linenumber" name="L79" href="#L79">79</a> <strong
class="jxr_keyword">throws</strong> DimensionMismatchException,
NumberIsTooSmallException,
+<a class="jxr_linenumber" name="L80" href="#L80">80</a> <a
href="../../../../../../org/apache/commons/math3/exception/NonMonotonicSequenceException.html">NonMonotonicSequenceException</a>
{
+<a class="jxr_linenumber" name="L81" href="#L81">81</a> <strong
class="jxr_keyword">if</strong> (xvals == <strong
class="jxr_keyword">null</strong> || yvals == <strong
class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="L82" href="#L82">82</a> <strong
class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a
href="../../../../../../org/apache/commons/math3/exception/NullArgumentException.html">NullArgumentException</a>();
+<a class="jxr_linenumber" name="L83" href="#L83">83</a> }
+<a class="jxr_linenumber" name="L84" href="#L84">84</a>
+<a class="jxr_linenumber" name="L85" href="#L85">85</a> <strong
class="jxr_keyword">if</strong> (xvals.length != yvals.length) {
+<a class="jxr_linenumber" name="L86" href="#L86">86</a> <strong
class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a
href="../../../../../../org/apache/commons/math3/exception/DimensionMismatchException.html">DimensionMismatchException</a>(xvals.length,
yvals.length);
+<a class="jxr_linenumber" name="L87" href="#L87">87</a> }
+<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> (xvals.length < MINIMUM_NUMBER_POINTS) {
+<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>(
+<a class="jxr_linenumber" name="L91" href="#L91">91</a>
LocalizedFormats.NUMBER_OF_POINTS,
+<a class="jxr_linenumber" name="L92" href="#L92">92</a>
xvals.length,
+<a class="jxr_linenumber" name="L93" href="#L93">93</a>
MINIMUM_NUMBER_POINTS, <strong
class="jxr_keyword">true</strong>);
+<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>
MathArrays.checkOrder(xvals);
+<a class="jxr_linenumber" name="L97" href="#L97">97</a>
+<a class="jxr_linenumber" name="L98" href="#L98">98</a> <strong
class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong>
numberOfDiffAndWeightElements = xvals.length - 1;
+<a class="jxr_linenumber" name="L99" href="#L99">99</a>
+<a class="jxr_linenumber" name="L100" href="#L100">100</a> <strong
class="jxr_keyword">double</strong> differences[] = <strong
class="jxr_keyword">new</strong> <strong
class="jxr_keyword">double</strong>[numberOfDiffAndWeightElements];
+<a class="jxr_linenumber" name="L101" href="#L101">101</a> <strong
class="jxr_keyword">double</strong> weights[] = <strong
class="jxr_keyword">new</strong> <strong
class="jxr_keyword">double</strong>[numberOfDiffAndWeightElements];
+<a class="jxr_linenumber" name="L102" href="#L102">102</a>
+<a class="jxr_linenumber" name="L103" href="#L103">103</a> <strong
class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i =
0; i < differences.length; i++) {
+<a class="jxr_linenumber" name="L104" href="#L104">104</a>
differences[i] = (yvals[i + 1] - yvals[i]) /
+<a class="jxr_linenumber" name="L105" href="#L105">105</a>
(xvals[i + 1] - xvals[i]);
+<a class="jxr_linenumber" name="L106" href="#L106">106</a> }
+<a class="jxr_linenumber" name="L107" href="#L107">107</a>
+<a class="jxr_linenumber" name="L108" href="#L108">108</a> <strong
class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i =
1; i < weights.length; i++) {
+<a class="jxr_linenumber" name="L109" href="#L109">109</a>
weights[i] = FastMath.abs(differences[i] - differences[i - 1]);
+<a class="jxr_linenumber" name="L110" href="#L110">110</a> }
+<a class="jxr_linenumber" name="L111" href="#L111">111</a>
+<a class="jxr_linenumber" name="L112" href="#L112">112</a> <em
class="jxr_comment">/* Prepare Hermite interpolation scheme */</em>
+<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> firstDerivatives[] = <strong
class="jxr_keyword">new</strong> <strong
class="jxr_keyword">double</strong>[xvals.length];
+<a class="jxr_linenumber" name="L115" href="#L115">115</a>
+<a class="jxr_linenumber" name="L116" href="#L116">116</a> <strong
class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i =
2; i < firstDerivatives.length - 2; i++) {
+<a class="jxr_linenumber" name="L117" href="#L117">117</a> <strong
class="jxr_keyword">if</strong> (Precision.equals(weights[i - 1], 0.0)
&&
+<a class="jxr_linenumber" name="L118" href="#L118">118</a>
Precision.equals(weights[i + 1], 0.0)) {
+<a class="jxr_linenumber" name="L119" href="#L119">119</a>
firstDerivatives[i] = (((xvals[i + 1] - xvals[i]) * differences[i - 1]) +
((xvals[i] - xvals[i - 1]) * differences[i])) /
+<a class="jxr_linenumber" name="L120" href="#L120">120</a>
(xvals[i + 1] - xvals[i - 1]);
+<a class="jxr_linenumber" name="L121" href="#L121">121</a> }
<strong class="jxr_keyword">else</strong> {
+<a class="jxr_linenumber" name="L122" href="#L122">122</a>
firstDerivatives[i] = ((weights[i + 1] * differences[i - 1]) + (weights[i - 1]
* differences[i])) /
+<a class="jxr_linenumber" name="L123" href="#L123">123</a>
(weights[i + 1] + weights[i - 1]);
+<a class="jxr_linenumber" name="L124" href="#L124">124</a> }
+<a class="jxr_linenumber" name="L125" href="#L125">125</a> }
+<a class="jxr_linenumber" name="L126" href="#L126">126</a>
+<a class="jxr_linenumber" name="L127" href="#L127">127</a>
firstDerivatives[0] = <strong
class="jxr_keyword">this</strong>.differentiateThreePoint(xvals, yvals, 0, 0,
+<a class="jxr_linenumber" name="L128" href="#L128">128</a>
1, 2);
+<a class="jxr_linenumber" name="L129" href="#L129">129</a>
firstDerivatives[1] = <strong
class="jxr_keyword">this</strong>.differentiateThreePoint(xvals, yvals, 1, 0,
+<a class="jxr_linenumber" name="L130" href="#L130">130</a>
1, 2);
+<a class="jxr_linenumber" name="L131" href="#L131">131</a>
firstDerivatives[xvals.length - 2] = <strong class="jxr_keyword">this</strong>
+<a class="jxr_linenumber" name="L132" href="#L132">132</a>
.differentiateThreePoint(xvals, yvals, xvals.length - 2,
+<a class="jxr_linenumber" name="L133" href="#L133">133</a>
xvals.length - 3, xvals.length - 2,
+<a class="jxr_linenumber" name="L134" href="#L134">134</a>
xvals.length - 1);
+<a class="jxr_linenumber" name="L135" href="#L135">135</a>
firstDerivatives[xvals.length - 1] = <strong class="jxr_keyword">this</strong>
+<a class="jxr_linenumber" name="L136" href="#L136">136</a>
.differentiateThreePoint(xvals, yvals, xvals.length - 1,
+<a class="jxr_linenumber" name="L137" href="#L137">137</a>
xvals.length - 3, xvals.length - 2,
+<a class="jxr_linenumber" name="L138" href="#L138">138</a>
xvals.length - 1);
+<a class="jxr_linenumber" name="L139" href="#L139">139</a>
+<a class="jxr_linenumber" name="L140" href="#L140">140</a> <strong
class="jxr_keyword">return</strong> <strong
class="jxr_keyword">this</strong>.interpolateHermiteSorted(xvals, yvals,
firstDerivatives);
+<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">/**</em>
+<a class="jxr_linenumber" name="L144" href="#L144">144</a> <em
class="jxr_javadoccomment"> * Three point differentiation helper, modeled
off of the same method in the</em>
+<a class="jxr_linenumber" name="L145" href="#L145">145</a> <em
class="jxr_javadoccomment"> * Math.NET CubicSpline class. This is used by
both the Apache Math and the</em>
+<a class="jxr_linenumber" name="L146" href="#L146">146</a> <em
class="jxr_javadoccomment"> * Math.NET Akima Cubic Spline algorithms</em>
+<a class="jxr_linenumber" name="L147" href="#L147">147</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L148" href="#L148">148</a> <em
class="jxr_javadoccomment"> * @param xvals x values to calculate the
numerical derivative with</em>
+<a class="jxr_linenumber" name="L149" href="#L149">149</a> <em
class="jxr_javadoccomment"> * @param yvals y values to calculate the
numerical derivative with</em>
+<a class="jxr_linenumber" name="L150" href="#L150">150</a> <em
class="jxr_javadoccomment"> * @param indexOfDifferentiation index of the
elemnt we are calculating the derivative around</em>
+<a class="jxr_linenumber" name="L151" href="#L151">151</a> <em
class="jxr_javadoccomment"> * @param indexOfFirstSample index of the first
element to sample for the three point method</em>
+<a class="jxr_linenumber" name="L152" href="#L152">152</a> <em
class="jxr_javadoccomment"> * @param indexOfSecondsample index of the
second element to sample for the three point method</em>
+<a class="jxr_linenumber" name="L153" href="#L153">153</a> <em
class="jxr_javadoccomment"> * @param indexOfThirdSample index of the third
element to sample for the three point method</em>
+<a class="jxr_linenumber" name="L154" href="#L154">154</a> <em
class="jxr_javadoccomment"> * @return the derivative</em>
+<a class="jxr_linenumber" name="L155" href="#L155">155</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L156" href="#L156">156</a> <strong
class="jxr_keyword">private</strong> <strong
class="jxr_keyword">double</strong> differentiateThreePoint(<strong
class="jxr_keyword">double</strong>[] xvals, <strong
class="jxr_keyword">double</strong>[] yvals,
+<a class="jxr_linenumber" name="L157" href="#L157">157</a>
<strong class="jxr_keyword">int</strong>
indexOfDifferentiation,
+<a class="jxr_linenumber" name="L158" href="#L158">158</a>
<strong class="jxr_keyword">int</strong>
indexOfFirstSample,
+<a class="jxr_linenumber" name="L159" href="#L159">159</a>
<strong class="jxr_keyword">int</strong>
indexOfSecondsample,
+<a class="jxr_linenumber" name="L160" href="#L160">160</a>
<strong class="jxr_keyword">int</strong>
indexOfThirdSample) {
+<a class="jxr_linenumber" name="L161" href="#L161">161</a> <strong
class="jxr_keyword">double</strong> x0 = yvals[indexOfFirstSample];
+<a class="jxr_linenumber" name="L162" href="#L162">162</a> <strong
class="jxr_keyword">double</strong> x1 = yvals[indexOfSecondsample];
+<a class="jxr_linenumber" name="L163" href="#L163">163</a> <strong
class="jxr_keyword">double</strong> x2 = yvals[indexOfThirdSample];
+<a class="jxr_linenumber" name="L164" href="#L164">164</a>
+<a class="jxr_linenumber" name="L165" href="#L165">165</a> <strong
class="jxr_keyword">double</strong> t = xvals[indexOfDifferentiation] -
xvals[indexOfFirstSample];
+<a class="jxr_linenumber" name="L166" href="#L166">166</a> <strong
class="jxr_keyword">double</strong> t1 = xvals[indexOfSecondsample] -
xvals[indexOfFirstSample];
+<a class="jxr_linenumber" name="L167" href="#L167">167</a> <strong
class="jxr_keyword">double</strong> t2 = xvals[indexOfThirdSample] -
xvals[indexOfFirstSample];
+<a class="jxr_linenumber" name="L168" href="#L168">168</a>
+<a class="jxr_linenumber" name="L169" href="#L169">169</a> <strong
class="jxr_keyword">double</strong> a = (x2 - x0 - (t2 / t1 * (x1 - x0))) / (t2
* t2 - t1 * t2);
+<a class="jxr_linenumber" name="L170" href="#L170">170</a> <strong
class="jxr_keyword">double</strong> b = (x1 - x0 - a * t1 * t1) / t1;
+<a class="jxr_linenumber" name="L171" href="#L171">171</a> <strong
class="jxr_keyword">return</strong> (2 * a * t) + b;
+<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> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L175" href="#L175">175</a> <em
class="jxr_javadoccomment"> * Creates a Hermite cubic spline interpolation
from the set of (x,y) value</em>
+<a class="jxr_linenumber" name="L176" href="#L176">176</a> <em
class="jxr_javadoccomment"> * pairs and their derivatives. This is modeled
off of the</em>
+<a class="jxr_linenumber" name="L177" href="#L177">177</a> <em
class="jxr_javadoccomment"> * InterpolateHermiteSorted method in the
Math.NET CubicSpline class.</em>
+<a class="jxr_linenumber" name="L178" href="#L178">178</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L179" href="#L179">179</a> <em
class="jxr_javadoccomment"> * @param xvals x values for interpolation</em>
+<a class="jxr_linenumber" name="L180" href="#L180">180</a> <em
class="jxr_javadoccomment"> * @param yvals y values for interpolation</em>
+<a class="jxr_linenumber" name="L181" href="#L181">181</a> <em
class="jxr_javadoccomment"> * @param firstDerivatives first derivative
values of the function</em>
+<a class="jxr_linenumber" name="L182" href="#L182">182</a> <em
class="jxr_javadoccomment"> * @return polynomial that fits the function</em>
+<a class="jxr_linenumber" name="L183" href="#L183">183</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L184" href="#L184">184</a> <strong
class="jxr_keyword">private</strong> <a
href="../../../../../../org/apache/commons/math3/analysis/polynomials/PolynomialSplineFunction.html">PolynomialSplineFunction</a>
interpolateHermiteSorted(<strong class="jxr_keyword">double</strong>[] xvals,
+<a class="jxr_linenumber" name="L185" href="#L185">185</a>
<strong
class="jxr_keyword">double</strong>[] yvals,
+<a class="jxr_linenumber" name="L186" href="#L186">186</a>
<strong
class="jxr_keyword">double</strong>[] firstDerivatives) {
+<a class="jxr_linenumber" name="L187" href="#L187">187</a> <strong
class="jxr_keyword">if</strong> (xvals.length != yvals.length) {
+<a class="jxr_linenumber" name="L188" href="#L188">188</a> <strong
class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a
href="../../../../../../org/apache/commons/math3/exception/DimensionMismatchException.html">DimensionMismatchException</a>(xvals.length,
yvals.length);
+<a class="jxr_linenumber" name="L189" href="#L189">189</a> }
+<a class="jxr_linenumber" name="L190" href="#L190">190</a>
+<a class="jxr_linenumber" name="L191" href="#L191">191</a> <strong
class="jxr_keyword">if</strong> (xvals.length != firstDerivatives.length) {
+<a class="jxr_linenumber" name="L192" href="#L192">192</a> <strong
class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a
href="../../../../../../org/apache/commons/math3/exception/DimensionMismatchException.html">DimensionMismatchException</a>(xvals.length,
+<a class="jxr_linenumber" name="L193" href="#L193">193</a>
firstDerivatives.length);
+<a class="jxr_linenumber" name="L194" href="#L194">194</a> }
+<a class="jxr_linenumber" name="L195" href="#L195">195</a>
+<a class="jxr_linenumber" name="L196" href="#L196">196</a> <strong
class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong>
minimumLength = 2;
+<a class="jxr_linenumber" name="L197" href="#L197">197</a> <strong
class="jxr_keyword">if</strong> (xvals.length < minimumLength) {
+<a class="jxr_linenumber" name="L198" href="#L198">198</a> <strong
class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a
href="../../../../../../org/apache/commons/math3/exception/NumberIsTooSmallException.html">NumberIsTooSmallException</a>(
+<a class="jxr_linenumber" name="L199" href="#L199">199</a>
LocalizedFormats.NUMBER_OF_POINTS,
+<a class="jxr_linenumber" name="L200" href="#L200">200</a>
xvals.length, minimumLength,
+<a class="jxr_linenumber" name="L201" href="#L201">201</a>
<strong class="jxr_keyword">true</strong>);
+<a class="jxr_linenumber" name="L202" href="#L202">202</a> }
+<a class="jxr_linenumber" name="L203" href="#L203">203</a>
+<a class="jxr_linenumber" name="L204" href="#L204">204</a> <strong
class="jxr_keyword">int</strong> size = xvals.length - 1;
+<a class="jxr_linenumber" name="L205" href="#L205">205</a> <strong
class="jxr_keyword">final</strong> <a
href="../../../../../../org/apache/commons/math3/analysis/polynomials/PolynomialFunction.html">PolynomialFunction</a>
polynomials[] = <strong class="jxr_keyword">new</strong> <a
href="../../../../../../org/apache/commons/math3/analysis/polynomials/PolynomialFunction.html">PolynomialFunction</a>[size];
+<a class="jxr_linenumber" name="L206" href="#L206">206</a> <strong
class="jxr_keyword">final</strong> <strong class="jxr_keyword">double</strong>
coefficients[] = <strong class="jxr_keyword">new</strong> <strong
class="jxr_keyword">double</strong>[4];
+<a class="jxr_linenumber" name="L207" href="#L207">207</a>
+<a class="jxr_linenumber" name="L208" href="#L208">208</a> <strong
class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i =
0; i < polynomials.length; i++) {
+<a class="jxr_linenumber" name="L209" href="#L209">209</a> <strong
class="jxr_keyword">double</strong> w = xvals[i + 1] - xvals[i];
+<a class="jxr_linenumber" name="L210" href="#L210">210</a> <strong
class="jxr_keyword">double</strong> w2 = w * w;
+<a class="jxr_linenumber" name="L211" href="#L211">211</a>
coefficients[0] = yvals[i];
+<a class="jxr_linenumber" name="L212" href="#L212">212</a>
coefficients[1] = firstDerivatives[i];
+<a class="jxr_linenumber" name="L213" href="#L213">213</a>
coefficients[2] = (3 * (yvals[i + 1] - yvals[i]) / w - 2 *
+<a class="jxr_linenumber" name="L214" href="#L214">214</a>
firstDerivatives[i] - firstDerivatives[i + 1]) /
+<a class="jxr_linenumber" name="L215" href="#L215">215</a>
w;
+<a class="jxr_linenumber" name="L216" href="#L216">216</a>
coefficients[3] = (2 * (yvals[i] - yvals[i + 1]) / w +
+<a class="jxr_linenumber" name="L217" href="#L217">217</a>
firstDerivatives[i] + firstDerivatives[i + 1]) /
+<a class="jxr_linenumber" name="L218" href="#L218">218</a>
w2;
+<a class="jxr_linenumber" name="L219" href="#L219">219</a>
polynomials[i] = <strong class="jxr_keyword">new</strong> <a
href="../../../../../../org/apache/commons/math3/analysis/polynomials/PolynomialFunction.html">PolynomialFunction</a>(coefficients);
+<a class="jxr_linenumber" name="L220" href="#L220">220</a> }
+<a class="jxr_linenumber" name="L221" href="#L221">221</a>
+<a class="jxr_linenumber" name="L222" href="#L222">222</a> <strong
class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> <a
href="../../../../../../org/apache/commons/math3/analysis/polynomials/PolynomialSplineFunction.html">PolynomialSplineFunction</a>(xvals,
polynomials);
+<a class="jxr_linenumber" name="L223" href="#L223">223</a>
+<a class="jxr_linenumber" name="L224" href="#L224">224</a> }
+<a class="jxr_linenumber" name="L225" href="#L225">225</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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Added:
websites/production/commons/content/proper/commons-math/xref/org/apache/commons/math3/distribution/ConstantRealDistribution.html
==============================================================================
---
websites/production/commons/content/proper/commons-math/xref/org/apache/commons/math3/distribution/ConstantRealDistribution.html
(added)
+++
websites/production/commons/content/proper/commons-math/xref/org/apache/commons/math3/distribution/ConstantRealDistribution.html
Sat Oct 18 20:10:38 2014
@@ -0,0 +1,134 @@
+<!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>ConstantRealDistribution xref</title>
+<link type="text/css" rel="stylesheet" href="../../../../../stylesheet.css" />
+</head>
+<body>
+<div id="overview"><a
href="../../../../../../apidocs/org/apache/commons/math3/distribution/ConstantRealDistribution.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>
+<a class="jxr_linenumber" name="L18" href="#L18">18</a> <strong
class="jxr_keyword">package</strong> org.apache.commons.math3.distribution;
+<a class="jxr_linenumber" name="L19" href="#L19">19</a>
+<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>
+<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"> * Implementation of the constant real
distribution.</em>
+<a class="jxr_linenumber" name="L24" href="#L24">24</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L25" href="#L25">25</a> <em
class="jxr_javadoccomment"> * @since 3.4</em>
+<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> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong>
<a
href="../../../../../org/apache/commons/math3/distribution/ConstantRealDistribution.html">ConstantRealDistribution</a>
<strong class="jxr_keyword">extends</strong> <a
href="../../../../../org/apache/commons/math3/distribution/AbstractRealDistribution.html">AbstractRealDistribution</a>
{
+<a class="jxr_linenumber" name="L28" href="#L28">28</a>
+<a class="jxr_linenumber" name="L29" href="#L29">29</a> <em
class="jxr_javadoccomment">/** Serialization ID */</em>
+<a class="jxr_linenumber" name="L30" href="#L30">30</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 =
-4157745166772046273L;
+<a class="jxr_linenumber" name="L31" href="#L31">31</a>
+<a class="jxr_linenumber" name="L32" href="#L32">32</a> <em
class="jxr_javadoccomment">/** Constant value of the distribution */</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> value;
+<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 constant real distribution with the
given value.</em>
+<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"> * @param value the constant value of this
distribution</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> <strong
class="jxr_keyword">public</strong> <a
href="../../../../../org/apache/commons/math3/distribution/ConstantRealDistribution.html">ConstantRealDistribution</a>(<strong
class="jxr_keyword">double</strong> value) {
+<a class="jxr_linenumber" name="L41" href="#L41">41</a> <strong
class="jxr_keyword">super</strong>(<strong class="jxr_keyword">null</strong>);
<em class="jxr_comment">// Avoid creating RandomGenerator</em>
+<a class="jxr_linenumber" name="L42" href="#L42">42</a> <strong
class="jxr_keyword">this</strong>.value = value;
+<a class="jxr_linenumber" name="L43" href="#L43">43</a> }
+<a class="jxr_linenumber" name="L44" href="#L44">44</a>
+<a class="jxr_linenumber" name="L45" href="#L45">45</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L46" href="#L46">46</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="L47" href="#L47">47</a> <strong
class="jxr_keyword">return</strong> x == value ? 1 : 0;
+<a class="jxr_linenumber" name="L48" href="#L48">48</a> }
+<a class="jxr_linenumber" name="L49" href="#L49">49</a>
+<a class="jxr_linenumber" name="L50" href="#L50">50</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L51" href="#L51">51</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="L52" href="#L52">52</a> <strong
class="jxr_keyword">return</strong> x < value ? 0 : 1;
+<a class="jxr_linenumber" name="L53" href="#L53">53</a> }
+<a class="jxr_linenumber" name="L54" href="#L54">54</a>
+<a class="jxr_linenumber" name="L55" href="#L55">55</a> @Override
+<a class="jxr_linenumber" name="L56" href="#L56">56</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
inverseCumulativeProbability(<strong class="jxr_keyword">final</strong> <strong
class="jxr_keyword">double</strong> p)
+<a class="jxr_linenumber" name="L57" href="#L57">57</a> <strong
class="jxr_keyword">throws</strong> <a
href="../../../../../org/apache/commons/math3/exception/OutOfRangeException.html">OutOfRangeException</a>
{
+<a class="jxr_linenumber" name="L58" href="#L58">58</a> <strong
class="jxr_keyword">if</strong> (p < 0.0 || p > 1.0) {
+<a class="jxr_linenumber" name="L59" href="#L59">59</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, 1);
+<a class="jxr_linenumber" name="L60" href="#L60">60</a> }
+<a class="jxr_linenumber" name="L61" href="#L61">61</a> <strong
class="jxr_keyword">return</strong> value;
+<a class="jxr_linenumber" name="L62" href="#L62">62</a> }
+<a class="jxr_linenumber" name="L63" href="#L63">63</a>
+<a class="jxr_linenumber" name="L64" href="#L64">64</a> <em
class="jxr_javadoccomment">/**</em>
+<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> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L67" href="#L67">67</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getNumericalMean() {
+<a class="jxr_linenumber" name="L68" href="#L68">68</a> <strong
class="jxr_keyword">return</strong> value;
+<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> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L72" href="#L72">72</a> <em
class="jxr_javadoccomment"> * {@inheritDoc}</em>
+<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> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getNumericalVariance() {
+<a class="jxr_linenumber" name="L75" href="#L75">75</a> <strong
class="jxr_keyword">return</strong> 0;
+<a class="jxr_linenumber" name="L76" href="#L76">76</a> }
+<a class="jxr_linenumber" name="L77" href="#L77">77</a>
+<a class="jxr_linenumber" name="L78" href="#L78">78</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L79" href="#L79">79</a> <em
class="jxr_javadoccomment"> * {@inheritDoc}</em>
+<a class="jxr_linenumber" name="L80" href="#L80">80</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L81" href="#L81">81</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getSupportLowerBound() {
+<a class="jxr_linenumber" name="L82" href="#L82">82</a> <strong
class="jxr_keyword">return</strong> value;
+<a class="jxr_linenumber" name="L83" href="#L83">83</a> }
+<a class="jxr_linenumber" name="L84" href="#L84">84</a>
+<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> <em
class="jxr_javadoccomment"> * {@inheritDoc}</em>
+<a class="jxr_linenumber" name="L87" href="#L87">87</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L88" href="#L88">88</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getSupportUpperBound() {
+<a class="jxr_linenumber" name="L89" href="#L89">89</a> <strong
class="jxr_keyword">return</strong> value;
+<a class="jxr_linenumber" name="L90" href="#L90">90</a> }
+<a class="jxr_linenumber" name="L91" href="#L91">91</a>
+<a class="jxr_linenumber" name="L92" href="#L92">92</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L93" href="#L93">93</a> <strong
class="jxr_keyword">public</strong> <strong
class="jxr_keyword">boolean</strong> isSupportLowerBoundInclusive() {
+<a class="jxr_linenumber" name="L94" href="#L94">94</a> <strong
class="jxr_keyword">return</strong> <strong class="jxr_keyword">true</strong>;
+<a class="jxr_linenumber" name="L95" href="#L95">95</a> }
+<a class="jxr_linenumber" name="L96" href="#L96">96</a>
+<a class="jxr_linenumber" name="L97" href="#L97">97</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L98" href="#L98">98</a> <strong
class="jxr_keyword">public</strong> <strong
class="jxr_keyword">boolean</strong> isSupportUpperBoundInclusive() {
+<a class="jxr_linenumber" name="L99" href="#L99">99</a> <strong
class="jxr_keyword">return</strong> <strong class="jxr_keyword">true</strong>;
+<a class="jxr_linenumber" name="L100" href="#L100">100</a> }
+<a class="jxr_linenumber" name="L101" href="#L101">101</a>
+<a class="jxr_linenumber" name="L102" href="#L102">102</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L103" href="#L103">103</a> <em
class="jxr_javadoccomment"> * {@inheritDoc}</em>
+<a class="jxr_linenumber" name="L104" href="#L104">104</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L105" href="#L105">105</a> <strong
class="jxr_keyword">public</strong> <strong
class="jxr_keyword">boolean</strong> isSupportConnected() {
+<a class="jxr_linenumber" name="L106" href="#L106">106</a> <strong
class="jxr_keyword">return</strong> <strong class="jxr_keyword">true</strong>;
+<a class="jxr_linenumber" name="L107" href="#L107">107</a> }
+<a class="jxr_linenumber" name="L108" href="#L108">108</a>
+<a class="jxr_linenumber" name="L109" href="#L109">109</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L110" href="#L110">110</a> @Override
+<a class="jxr_linenumber" name="L111" href="#L111">111</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
sample() {
+<a class="jxr_linenumber" name="L112" href="#L112">112</a> <strong
class="jxr_keyword">return</strong> value;
+<a class="jxr_linenumber" name="L113" href="#L113">113</a> }
+<a class="jxr_linenumber" name="L114" href="#L114">114</a>
+<a class="jxr_linenumber" name="L115" href="#L115">115</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L116" href="#L116">116</a> <em
class="jxr_javadoccomment"> * Override with no-op (there is no
generator).</em>
+<a class="jxr_linenumber" name="L117" href="#L117">117</a> <em
class="jxr_javadoccomment"> * @param seed (ignored)</em>
+<a class="jxr_linenumber" name="L118" href="#L118">118</a> <em
class="jxr_javadoccomment"> */</em>
+<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">public</strong> <strong class="jxr_keyword">void</strong>
reseedRandomGenerator(<strong class="jxr_keyword">long</strong> seed) {}
+<a class="jxr_linenumber" name="L121" href="#L121">121</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/GumbelDistribution.html
==============================================================================
---
websites/production/commons/content/proper/commons-math/xref/org/apache/commons/math3/distribution/GumbelDistribution.html
(added)
+++
websites/production/commons/content/proper/commons-math/xref/org/apache/commons/math3/distribution/GumbelDistribution.html
Sat Oct 18 20:10:38 2014
@@ -0,0 +1,172 @@
+<!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>GumbelDistribution xref</title>
+<link type="text/css" rel="stylesheet" href="../../../../../stylesheet.css" />
+</head>
+<body>
+<div id="overview"><a
href="../../../../../../apidocs/org/apache/commons/math3/distribution/GumbelDistribution.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 Gumbel
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/Gumbel_distribution";
target="alexandria_uri">http://en.wikipedia.org/wiki/Gumbel_distribution</a>">Gumbel
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/GumbelDistribution.html";
target="alexandria_uri">http://mathworld.wolfram.com/GumbelDistribution.html</a>">Gumbel
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/GumbelDistribution.html">GumbelDistribution</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">/**</em>
+<a class="jxr_linenumber" name="L41" href="#L41">41</a> <em
class="jxr_javadoccomment"> * Approximation of Euler's constant</em>
+<a class="jxr_linenumber" name="L42" href="#L42">42</a> <em
class="jxr_javadoccomment"> * see <a
href="http://mathworld.wolfram.com/Euler-MascheroniConstantApproximations.htm";
target="alexandria_uri">http://mathworld.wolfram.com/Euler-MascheroniConstantApproximations.htm</a>l</em>
+<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> <strong
class="jxr_keyword">private</strong> <strong
class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong>
<strong class="jxr_keyword">double</strong> EULER = FastMath.PI / (2 *
FastMath.E);
+<a class="jxr_linenumber" name="L45" href="#L45">45</a>
+<a class="jxr_linenumber" name="L46" href="#L46">46</a> <em
class="jxr_javadoccomment">/** The location parameter. */</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> mu;
+<a class="jxr_linenumber" name="L48" href="#L48">48</a> <em
class="jxr_javadoccomment">/** The scale parameter. */</em>
+<a class="jxr_linenumber" name="L49" href="#L49">49</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="L50" href="#L50">50</a>
+<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"> * Build a new instance.</em>
+<a class="jxr_linenumber" name="L53" href="#L53">53</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L54" href="#L54">54</a> <em
class="jxr_javadoccomment"> * @param mu location parameter</em>
+<a class="jxr_linenumber" name="L55" href="#L55">55</a> <em
class="jxr_javadoccomment"> * @param beta scale parameter (must be
positive)</em>
+<a class="jxr_linenumber" name="L56" href="#L56">56</a> <em
class="jxr_javadoccomment"> * @throws NotStrictlyPositiveException if
{@code beta <= 0}</em>
+<a class="jxr_linenumber" name="L57" href="#L57">57</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L58" href="#L58">58</a> <strong
class="jxr_keyword">public</strong> <a
href="../../../../../org/apache/commons/math3/distribution/GumbelDistribution.html">GumbelDistribution</a>(<strong
class="jxr_keyword">double</strong> mu, <strong
class="jxr_keyword">double</strong> beta) {
+<a class="jxr_linenumber" name="L59" href="#L59">59</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="L60" href="#L60">60</a> }
+<a class="jxr_linenumber" name="L61" href="#L61">61</a>
+<a class="jxr_linenumber" name="L62" href="#L62">62</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L63" href="#L63">63</a> <em
class="jxr_javadoccomment"> * Build a new instance.</em>
+<a class="jxr_linenumber" name="L64" href="#L64">64</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L65" href="#L65">65</a> <em
class="jxr_javadoccomment"> * @param rng Random number generator</em>
+<a class="jxr_linenumber" name="L66" href="#L66">66</a> <em
class="jxr_javadoccomment"> * @param mu location parameter</em>
+<a class="jxr_linenumber" name="L67" href="#L67">67</a> <em
class="jxr_javadoccomment"> * @param beta scale parameter (must be
positive)</em>
+<a class="jxr_linenumber" name="L68" href="#L68">68</a> <em
class="jxr_javadoccomment"> * @throws NotStrictlyPositiveException if
{@code beta <= 0}</em>
+<a class="jxr_linenumber" name="L69" href="#L69">69</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L70" href="#L70">70</a> <strong
class="jxr_keyword">public</strong> <a
href="../../../../../org/apache/commons/math3/distribution/GumbelDistribution.html">GumbelDistribution</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="L71" href="#L71">71</a> <strong
class="jxr_keyword">super</strong>(rng);
+<a class="jxr_linenumber" name="L72" href="#L72">72</a>
+<a class="jxr_linenumber" name="L73" href="#L73">73</a> <strong
class="jxr_keyword">if</strong> (beta <= 0) {
+<a class="jxr_linenumber" name="L74" href="#L74">74</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.SCALE,
beta);
+<a class="jxr_linenumber" name="L75" href="#L75">75</a> }
+<a class="jxr_linenumber" name="L76" href="#L76">76</a>
+<a class="jxr_linenumber" name="L77" href="#L77">77</a> <strong
class="jxr_keyword">this</strong>.beta = beta;
+<a class="jxr_linenumber" name="L78" href="#L78">78</a> <strong
class="jxr_keyword">this</strong>.mu = mu;
+<a class="jxr_linenumber" name="L79" href="#L79">79</a> }
+<a class="jxr_linenumber" name="L80" href="#L80">80</a>
+<a class="jxr_linenumber" name="L81" href="#L81">81</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L82" href="#L82">82</a> <em
class="jxr_javadoccomment"> * Access the location parameter, {@code
mu}.</em>
+<a class="jxr_linenumber" name="L83" href="#L83">83</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L84" href="#L84">84</a> <em
class="jxr_javadoccomment"> * @return the location parameter.</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> <strong class="jxr_keyword">double</strong>
getLocation() {
+<a class="jxr_linenumber" name="L87" href="#L87">87</a> <strong
class="jxr_keyword">return</strong> mu;
+<a class="jxr_linenumber" name="L88" href="#L88">88</a> }
+<a class="jxr_linenumber" name="L89" href="#L89">89</a>
+<a class="jxr_linenumber" name="L90" href="#L90">90</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L91" href="#L91">91</a> <em
class="jxr_javadoccomment"> * Access the scale parameter, {@code beta}.</em>
+<a class="jxr_linenumber" name="L92" href="#L92">92</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L93" href="#L93">93</a> <em
class="jxr_javadoccomment"> * @return the scale parameter.</em>
+<a class="jxr_linenumber" name="L94" href="#L94">94</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L95" href="#L95">95</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getScale() {
+<a class="jxr_linenumber" name="L96" href="#L96">96</a> <strong
class="jxr_keyword">return</strong> beta;
+<a class="jxr_linenumber" name="L97" href="#L97">97</a> }
+<a class="jxr_linenumber" name="L98" href="#L98">98</a>
+<a class="jxr_linenumber" name="L99" href="#L99">99</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L100" href="#L100">100</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="L101" href="#L101">101</a> <strong
class="jxr_keyword">final</strong> <strong class="jxr_keyword">double</strong>
z = (x - mu) / beta;
+<a class="jxr_linenumber" name="L102" href="#L102">102</a> <strong
class="jxr_keyword">final</strong> <strong class="jxr_keyword">double</strong>
t = FastMath.exp(-z);
+<a class="jxr_linenumber" name="L103" href="#L103">103</a> <strong
class="jxr_keyword">return</strong> FastMath.exp(-z - t) / beta;
+<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> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L107" href="#L107">107</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="L108" href="#L108">108</a> <strong
class="jxr_keyword">final</strong> <strong class="jxr_keyword">double</strong>
z = (x - mu) / beta;
+<a class="jxr_linenumber" name="L109" href="#L109">109</a> <strong
class="jxr_keyword">return</strong> FastMath.exp(-FastMath.exp(-z));
+<a class="jxr_linenumber" name="L110" href="#L110">110</a> }
+<a class="jxr_linenumber" name="L111" href="#L111">111</a>
+<a class="jxr_linenumber" name="L112" href="#L112">112</a> @Override
+<a class="jxr_linenumber" name="L113" href="#L113">113</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="L114" href="#L114">114</a> <strong
class="jxr_keyword">if</strong> (p < 0.0 || p > 1.0) {
+<a class="jxr_linenumber" name="L115" href="#L115">115</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="L116" href="#L116">116</a> } <strong
class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (p ==
0) {
+<a class="jxr_linenumber" name="L117" href="#L117">117</a> <strong
class="jxr_keyword">return</strong> Double.NEGATIVE_INFINITY;
+<a class="jxr_linenumber" name="L118" href="#L118">118</a> } <strong
class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (p ==
1) {
+<a class="jxr_linenumber" name="L119" href="#L119">119</a> <strong
class="jxr_keyword">return</strong> Double.POSITIVE_INFINITY;
+<a class="jxr_linenumber" name="L120" href="#L120">120</a> }
+<a class="jxr_linenumber" name="L121" href="#L121">121</a> <strong
class="jxr_keyword">return</strong> mu - FastMath.log(-FastMath.log(p)) * beta;
+<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>
getNumericalMean() {
+<a class="jxr_linenumber" name="L126" href="#L126">126</a> <strong
class="jxr_keyword">return</strong> mu + EULER * beta;
+<a class="jxr_linenumber" name="L127" href="#L127">127</a> }
+<a class="jxr_linenumber" name="L128" href="#L128">128</a>
+<a class="jxr_linenumber" name="L129" href="#L129">129</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L130" href="#L130">130</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getNumericalVariance() {
+<a class="jxr_linenumber" name="L131" href="#L131">131</a> <strong
class="jxr_keyword">return</strong> (MathUtils.PI_SQUARED) / 6.0 * (beta *
beta);
+<a class="jxr_linenumber" name="L132" href="#L132">132</a> }
+<a class="jxr_linenumber" name="L133" href="#L133">133</a>
+<a class="jxr_linenumber" name="L134" href="#L134">134</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L135" href="#L135">135</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getSupportLowerBound() {
+<a class="jxr_linenumber" name="L136" href="#L136">136</a> <strong
class="jxr_keyword">return</strong> Double.NEGATIVE_INFINITY;
+<a class="jxr_linenumber" name="L137" href="#L137">137</a> }
+<a class="jxr_linenumber" name="L138" href="#L138">138</a>
+<a class="jxr_linenumber" name="L139" href="#L139">139</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L140" href="#L140">140</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong>
getSupportUpperBound() {
+<a class="jxr_linenumber" name="L141" href="#L141">141</a> <strong
class="jxr_keyword">return</strong> Double.POSITIVE_INFINITY;
+<a class="jxr_linenumber" name="L142" href="#L142">142</a> }
+<a class="jxr_linenumber" name="L143" href="#L143">143</a>
+<a class="jxr_linenumber" name="L144" href="#L144">144</a> <em
class="jxr_javadoccomment">/** {@inheritDoc} */</em>
+<a class="jxr_linenumber" name="L145" href="#L145">145</a> <strong
class="jxr_keyword">public</strong> <strong
class="jxr_keyword">boolean</strong> isSupportLowerBoundInclusive() {
+<a class="jxr_linenumber" name="L146" href="#L146">146</a> <strong
class="jxr_keyword">return</strong> false;
+<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">boolean</strong> isSupportUpperBoundInclusive() {
+<a class="jxr_linenumber" name="L151" href="#L151">151</a> <strong
class="jxr_keyword">return</strong> false;
+<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">boolean</strong> isSupportConnected() {
+<a class="jxr_linenumber" name="L156" href="#L156">156</a> <strong
class="jxr_keyword">return</strong> <strong class="jxr_keyword">true</strong>;
+<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> }
+</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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