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Posted to notifications@commons.apache.org by lu...@apache.org on 2015/08/14 21:12:44 UTC
svn commit: r961863 [6/34] - in
/websites/production/commons/content/proper/commons-math: ./ apidocs/
apidocs/org/apache/commons/math3/analysis/class-use/
apidocs/org/apache/commons/math3/analysis/interpolation/
apidocs/org/apache/commons/math3/analysi...
Modified: websites/production/commons/content/proper/commons-math/apidocs/src-html/org/apache/commons/math3/analysis/interpolation/MicrosphereInterpolatingFunction.html
==============================================================================
--- websites/production/commons/content/proper/commons-math/apidocs/src-html/org/apache/commons/math3/analysis/interpolation/MicrosphereInterpolatingFunction.html (original)
+++ websites/production/commons/content/proper/commons-math/apidocs/src-html/org/apache/commons/math3/analysis/interpolation/MicrosphereInterpolatingFunction.html Fri Aug 14 19:12:42 2015
@@ -42,220 +42,223 @@
<span class="sourceLineNo">034</span> * Interpolating function that implements the<a name="line.34"></a>
<span class="sourceLineNo">035</span> * <a href="http://www.dudziak.com/microsphere.php">Microsphere Projection</a>.<a name="line.35"></a>
<span class="sourceLineNo">036</span> *<a name="line.36"></a>
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+<span class="sourceLineNo">189</span> // randomly generated normals will represent a sphere.<a name="line.189"></a>
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-<span class="sourceLineNo">220</span> md.store(cosAngle(diff, md.normal()) * w, sd);<a name="line.220"></a>
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-<span class="sourceLineNo">238</span> }<a name="line.238"></a>
+<span class="sourceLineNo">208</span> // Compute contribution of each sample points to the microsphere elements illumination<a name="line.208"></a>
+<span class="sourceLineNo">209</span> for (Map.Entry<RealVector, Double> sd : samples.entrySet()) {<a name="line.209"></a>
+<span class="sourceLineNo">210</span><a name="line.210"></a>
+<span class="sourceLineNo">211</span> // Vector between interpolation point and current sample point.<a name="line.211"></a>
+<span class="sourceLineNo">212</span> final RealVector diff = sd.getKey().subtract(p);<a name="line.212"></a>
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+<span class="sourceLineNo">227</span><a name="line.227"></a>
+<span class="sourceLineNo">228</span> // Interpolation calculation.<a name="line.228"></a>
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<span class="sourceLineNo">239</span><a name="line.239"></a>
-<span class="sourceLineNo">240</span> /**<a name="line.240"></a>
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-<span class="sourceLineNo">244</span> * @param w Vector.<a name="line.244"></a>
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+<span class="sourceLineNo">242</span><a name="line.242"></a>
+<span class="sourceLineNo">243</span> /**<a name="line.243"></a>
+<span class="sourceLineNo">244</span> * Compute the cosine of the angle between 2 vectors.<a name="line.244"></a>
+<span class="sourceLineNo">245</span> *<a name="line.245"></a>
+<span class="sourceLineNo">246</span> * @param v Vector.<a name="line.246"></a>
+<span class="sourceLineNo">247</span> * @param w Vector.<a name="line.247"></a>
+<span class="sourceLineNo">248</span> * @return the cosine of the angle between {@code v} and {@code w}.<a name="line.248"></a>
+<span class="sourceLineNo">249</span> */<a name="line.249"></a>
+<span class="sourceLineNo">250</span> private double cosAngle(final RealVector v, final RealVector w) {<a name="line.250"></a>
+<span class="sourceLineNo">251</span> return v.dotProduct(w) / (v.getNorm() * w.getNorm());<a name="line.251"></a>
+<span class="sourceLineNo">252</span> }<a name="line.252"></a>
+<span class="sourceLineNo">253</span>}<a name="line.253"></a>
Modified: websites/production/commons/content/proper/commons-math/apidocs/src-html/org/apache/commons/math3/analysis/interpolation/MicrosphereInterpolator.html
==============================================================================
--- websites/production/commons/content/proper/commons-math/apidocs/src-html/org/apache/commons/math3/analysis/interpolation/MicrosphereInterpolator.html (original)
+++ websites/production/commons/content/proper/commons-math/apidocs/src-html/org/apache/commons/math3/analysis/interpolation/MicrosphereInterpolator.html Fri Aug 14 19:12:42 2015
@@ -38,76 +38,79 @@
<span class="sourceLineNo">030</span> * <a href="http://www.dudziak.com/microsphere.pdf">MS thesis</a>.<a name="line.30"></a>
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+<span class="sourceLineNo">056</span><a name="line.56"></a>
+<span class="sourceLineNo">057</span> /**<a name="line.57"></a>
+<span class="sourceLineNo">058</span> * Create a microsphere interpolator with default settings.<a name="line.58"></a>
+<span class="sourceLineNo">059</span> * Calling this constructor is equivalent to call {@link<a name="line.59"></a>
+<span class="sourceLineNo">060</span> * #MicrosphereInterpolator(int, int)<a name="line.60"></a>
+<span class="sourceLineNo">061</span> * MicrosphereInterpolator(MicrosphereInterpolator.DEFAULT_MICROSPHERE_ELEMENTS,<a name="line.61"></a>
+<span class="sourceLineNo">062</span> * MicrosphereInterpolator.DEFAULT_BRIGHTNESS_EXPONENT)}.<a name="line.62"></a>
+<span class="sourceLineNo">063</span> */<a name="line.63"></a>
+<span class="sourceLineNo">064</span> public MicrosphereInterpolator() {<a name="line.64"></a>
+<span class="sourceLineNo">065</span> this(DEFAULT_MICROSPHERE_ELEMENTS, DEFAULT_BRIGHTNESS_EXPONENT);<a name="line.65"></a>
+<span class="sourceLineNo">066</span> }<a name="line.66"></a>
+<span class="sourceLineNo">067</span><a name="line.67"></a>
+<span class="sourceLineNo">068</span> /** Create a microsphere interpolator.<a name="line.68"></a>
+<span class="sourceLineNo">069</span> * @param elements Number of surface elements of the microsphere.<a name="line.69"></a>
+<span class="sourceLineNo">070</span> * @param exponent Exponent used in the power law that computes the<a name="line.70"></a>
+<span class="sourceLineNo">071</span> * weights (distance dimming factor) of the sample data.<a name="line.71"></a>
+<span class="sourceLineNo">072</span> * @throws NotPositiveException if {@code exponent < 0}.<a name="line.72"></a>
+<span class="sourceLineNo">073</span> * @throws NotStrictlyPositiveException if {@code elements <= 0}.<a name="line.73"></a>
+<span class="sourceLineNo">074</span> */<a name="line.74"></a>
+<span class="sourceLineNo">075</span> public MicrosphereInterpolator(final int elements,<a name="line.75"></a>
+<span class="sourceLineNo">076</span> final int exponent)<a name="line.76"></a>
+<span class="sourceLineNo">077</span> throws NotPositiveException,<a name="line.77"></a>
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<span class="sourceLineNo">081</span> }<a name="line.81"></a>
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-<span class="sourceLineNo">083</span> microsphereElements = elements;<a name="line.83"></a>
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-<span class="sourceLineNo">087</span> /**<a name="line.87"></a>
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-<span class="sourceLineNo">089</span> */<a name="line.89"></a>
-<span class="sourceLineNo">090</span> public MultivariateFunction interpolate(final double[][] xval,<a name="line.90"></a>
-<span class="sourceLineNo">091</span> final double[] yval)<a name="line.91"></a>
-<span class="sourceLineNo">092</span> throws DimensionMismatchException,<a name="line.92"></a>
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-<span class="sourceLineNo">094</span> NullArgumentException {<a name="line.94"></a>
-<span class="sourceLineNo">095</span> final UnitSphereRandomVectorGenerator rand<a name="line.95"></a>
-<span class="sourceLineNo">096</span> = new UnitSphereRandomVectorGenerator(xval[0].length);<a name="line.96"></a>
-<span class="sourceLineNo">097</span> return new MicrosphereInterpolatingFunction(xval, yval,<a name="line.97"></a>
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-<span class="sourceLineNo">099</span> microsphereElements,<a name="line.99"></a>
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-<span class="sourceLineNo">101</span> }<a name="line.101"></a>
-<span class="sourceLineNo">102</span>}<a name="line.102"></a>
+<span class="sourceLineNo">082</span> if (elements <= 0) {<a name="line.82"></a>
+<span class="sourceLineNo">083</span> throw new NotStrictlyPositiveException(elements);<a name="line.83"></a>
+<span class="sourceLineNo">084</span> }<a name="line.84"></a>
+<span class="sourceLineNo">085</span><a name="line.85"></a>
+<span class="sourceLineNo">086</span> microsphereElements = elements;<a name="line.86"></a>
+<span class="sourceLineNo">087</span> brightnessExponent = exponent;<a name="line.87"></a>
+<span class="sourceLineNo">088</span> }<a name="line.88"></a>
+<span class="sourceLineNo">089</span><a name="line.89"></a>
+<span class="sourceLineNo">090</span> /**<a name="line.90"></a>
+<span class="sourceLineNo">091</span> * {@inheritDoc}<a name="line.91"></a>
+<span class="sourceLineNo">092</span> */<a name="line.92"></a>
+<span class="sourceLineNo">093</span> public MultivariateFunction interpolate(final double[][] xval,<a name="line.93"></a>
+<span class="sourceLineNo">094</span> final double[] yval)<a name="line.94"></a>
+<span class="sourceLineNo">095</span> throws DimensionMismatchException,<a name="line.95"></a>
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+<span class="sourceLineNo">097</span> NullArgumentException {<a name="line.97"></a>
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+<span class="sourceLineNo">099</span> = new UnitSphereRandomVectorGenerator(xval[0].length);<a name="line.99"></a>
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+<span class="sourceLineNo">101</span> brightnessExponent,<a name="line.101"></a>
+<span class="sourceLineNo">102</span> microsphereElements,<a name="line.102"></a>
+<span class="sourceLineNo">103</span> rand);<a name="line.103"></a>
+<span class="sourceLineNo">104</span> }<a name="line.104"></a>
+<span class="sourceLineNo">105</span>}<a name="line.105"></a>
Added: websites/production/commons/content/proper/commons-math/apidocs/src-html/org/apache/commons/math3/analysis/interpolation/MicrosphereProjectionInterpolator.html
==============================================================================
--- websites/production/commons/content/proper/commons-math/apidocs/src-html/org/apache/commons/math3/analysis/interpolation/MicrosphereProjectionInterpolator.html (added)
+++ websites/production/commons/content/proper/commons-math/apidocs/src-html/org/apache/commons/math3/analysis/interpolation/MicrosphereProjectionInterpolator.html Fri Aug 14 19:12:42 2015
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+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<html lang="en">
+<head>
+<title>Source code</title>
+<link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style">
+</head>
+<body>
+<div class="sourceContainer">
+<pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a>
+<span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one or more<a name="line.2"></a>
+<span class="sourceLineNo">003</span> * contributor license agreements. See the NOTICE file distributed with<a name="line.3"></a>
+<span class="sourceLineNo">004</span> * this work for additional information regarding copyright ownership.<a name="line.4"></a>
+<span class="sourceLineNo">005</span> * The ASF licenses this file to You under the Apache License, Version 2.0<a name="line.5"></a>
+<span class="sourceLineNo">006</span> * (the "License"); you may not use this file except in compliance with<a name="line.6"></a>
+<span class="sourceLineNo">007</span> * the License. You may obtain a copy of the License at<a name="line.7"></a>
+<span class="sourceLineNo">008</span> *<a name="line.8"></a>
+<span class="sourceLineNo">009</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.9"></a>
+<span class="sourceLineNo">010</span> *<a name="line.10"></a>
+<span class="sourceLineNo">011</span> * Unless required by applicable law or agreed to in writing, software<a name="line.11"></a>
+<span class="sourceLineNo">012</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.12"></a>
+<span class="sourceLineNo">013</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.13"></a>
+<span class="sourceLineNo">014</span> * See the License for the specific language governing permissions and<a name="line.14"></a>
+<span class="sourceLineNo">015</span> * limitations under the License.<a name="line.15"></a>
+<span class="sourceLineNo">016</span> */<a name="line.16"></a>
+<span class="sourceLineNo">017</span>package org.apache.commons.math3.analysis.interpolation;<a name="line.17"></a>
+<span class="sourceLineNo">018</span><a name="line.18"></a>
+<span class="sourceLineNo">019</span>import org.apache.commons.math3.analysis.MultivariateFunction;<a name="line.19"></a>
+<span class="sourceLineNo">020</span>import org.apache.commons.math3.exception.DimensionMismatchException;<a name="line.20"></a>
+<span class="sourceLineNo">021</span>import org.apache.commons.math3.exception.NoDataException;<a name="line.21"></a>
+<span class="sourceLineNo">022</span>import org.apache.commons.math3.exception.NotPositiveException;<a name="line.22"></a>
+<span class="sourceLineNo">023</span>import org.apache.commons.math3.exception.NullArgumentException;<a name="line.23"></a>
+<span class="sourceLineNo">024</span>import org.apache.commons.math3.random.UnitSphereRandomVectorGenerator;<a name="line.24"></a>
+<span class="sourceLineNo">025</span><a name="line.25"></a>
+<span class="sourceLineNo">026</span>/**<a name="line.26"></a>
+<span class="sourceLineNo">027</span> * Interpolator that implements the algorithm described in<a name="line.27"></a>
+<span class="sourceLineNo">028</span> * <em>William Dudziak</em>'s<a name="line.28"></a>
+<span class="sourceLineNo">029</span> * <a href="http://www.dudziak.com/microsphere.pdf">MS thesis</a>.<a name="line.29"></a>
+<span class="sourceLineNo">030</span> *<a name="line.30"></a>
+<span class="sourceLineNo">031</span> * @since 3.6<a name="line.31"></a>
+<span class="sourceLineNo">032</span> */<a name="line.32"></a>
+<span class="sourceLineNo">033</span>public class MicrosphereProjectionInterpolator<a name="line.33"></a>
+<span class="sourceLineNo">034</span> implements MultivariateInterpolator {<a name="line.34"></a>
+<span class="sourceLineNo">035</span> /** Brightness exponent. */<a name="line.35"></a>
+<span class="sourceLineNo">036</span> private final double exponent;<a name="line.36"></a>
+<span class="sourceLineNo">037</span> /** Microsphere. */<a name="line.37"></a>
+<span class="sourceLineNo">038</span> private final InterpolatingMicrosphere microsphere;<a name="line.38"></a>
+<span class="sourceLineNo">039</span> /** Whether to share the sphere. */<a name="line.39"></a>
+<span class="sourceLineNo">040</span> private final boolean sharedSphere;<a name="line.40"></a>
+<span class="sourceLineNo">041</span> /** Tolerance value below which no interpolation is necessary. */<a name="line.41"></a>
+<span class="sourceLineNo">042</span> private final double noInterpolationTolerance;<a name="line.42"></a>
+<span class="sourceLineNo">043</span><a name="line.43"></a>
+<span class="sourceLineNo">044</span> /**<a name="line.44"></a>
+<span class="sourceLineNo">045</span> * Create a microsphere interpolator.<a name="line.45"></a>
+<span class="sourceLineNo">046</span> *<a name="line.46"></a>
+<span class="sourceLineNo">047</span> * @param dimension Space dimension.<a name="line.47"></a>
+<span class="sourceLineNo">048</span> * @param elements Number of surface elements of the microsphere.<a name="line.48"></a>
+<span class="sourceLineNo">049</span> * @param exponent Exponent used in the power law that computes the<a name="line.49"></a>
+<span class="sourceLineNo">050</span> * @param maxDarkFraction Maximum fraction of the facets that can be dark.<a name="line.50"></a>
+<span class="sourceLineNo">051</span> * If the fraction of "non-illuminated" facets is larger, no estimation<a name="line.51"></a>
+<span class="sourceLineNo">052</span> * of the value will be performed, and the {@code background} value will<a name="line.52"></a>
+<span class="sourceLineNo">053</span> * be returned instead.<a name="line.53"></a>
+<span class="sourceLineNo">054</span> * @param darkThreshold Value of the illumination below which a facet is<a name="line.54"></a>
+<span class="sourceLineNo">055</span> * considered dark.<a name="line.55"></a>
+<span class="sourceLineNo">056</span> * @param background Value returned when the {@code maxDarkFraction}<a name="line.56"></a>
+<span class="sourceLineNo">057</span> * threshold is exceeded.<a name="line.57"></a>
+<span class="sourceLineNo">058</span> * @param sharedSphere Whether the sphere can be shared among the<a name="line.58"></a>
+<span class="sourceLineNo">059</span> * interpolating function instances. If {@code true}, the instances<a name="line.59"></a>
+<span class="sourceLineNo">060</span> * will share the same data, and thus will <em>not</em> be thread-safe.<a name="line.60"></a>
+<span class="sourceLineNo">061</span> * @param noInterpolationTolerance When the distance between an<a name="line.61"></a>
+<span class="sourceLineNo">062</span> * interpolated point and one of the sample points is less than this<a name="line.62"></a>
+<span class="sourceLineNo">063</span> * value, no interpolation will be performed (the value of the sample<a name="line.63"></a>
+<span class="sourceLineNo">064</span> * will be returned).<a name="line.64"></a>
+<span class="sourceLineNo">065</span> * @throws org.apache.commons.math3.exception.NotStrictlyPositiveException<a name="line.65"></a>
+<span class="sourceLineNo">066</span> * if {@code dimension <= 0} or {@code elements <= 0}.<a name="line.66"></a>
+<span class="sourceLineNo">067</span> * @throws NotPositiveException if {@code exponent < 0}.<a name="line.67"></a>
+<span class="sourceLineNo">068</span> * @throws NotPositiveException if {@code darkThreshold < 0}.<a name="line.68"></a>
+<span class="sourceLineNo">069</span> * @throws org.apache.commons.math3.exception.OutOfRangeException if<a name="line.69"></a>
+<span class="sourceLineNo">070</span> * {@code maxDarkFraction} does not belong to the interval {@code [0, 1]}.<a name="line.70"></a>
+<span class="sourceLineNo">071</span> */<a name="line.71"></a>
+<span class="sourceLineNo">072</span> public MicrosphereProjectionInterpolator(int dimension,<a name="line.72"></a>
+<span class="sourceLineNo">073</span> int elements,<a name="line.73"></a>
+<span class="sourceLineNo">074</span> double maxDarkFraction,<a name="line.74"></a>
+<span class="sourceLineNo">075</span> double darkThreshold,<a name="line.75"></a>
+<span class="sourceLineNo">076</span> double background,<a name="line.76"></a>
+<span class="sourceLineNo">077</span> double exponent,<a name="line.77"></a>
+<span class="sourceLineNo">078</span> boolean sharedSphere,<a name="line.78"></a>
+<span class="sourceLineNo">079</span> double noInterpolationTolerance) {<a name="line.79"></a>
+<span class="sourceLineNo">080</span> this(new InterpolatingMicrosphere(dimension,<a name="line.80"></a>
+<span class="sourceLineNo">081</span> elements,<a name="line.81"></a>
+<span class="sourceLineNo">082</span> maxDarkFraction,<a name="line.82"></a>
+<span class="sourceLineNo">083</span> darkThreshold,<a name="line.83"></a>
+<span class="sourceLineNo">084</span> background,<a name="line.84"></a>
+<span class="sourceLineNo">085</span> new UnitSphereRandomVectorGenerator(dimension)),<a name="line.85"></a>
+<span class="sourceLineNo">086</span> exponent,<a name="line.86"></a>
+<span class="sourceLineNo">087</span> sharedSphere,<a name="line.87"></a>
+<span class="sourceLineNo">088</span> noInterpolationTolerance);<a name="line.88"></a>
+<span class="sourceLineNo">089</span> }<a name="line.89"></a>
+<span class="sourceLineNo">090</span><a name="line.90"></a>
+<span class="sourceLineNo">091</span> /**<a name="line.91"></a>
+<span class="sourceLineNo">092</span> * Create a microsphere interpolator.<a name="line.92"></a>
+<span class="sourceLineNo">093</span> *<a name="line.93"></a>
+<span class="sourceLineNo">094</span> * @param microsphere Microsphere.<a name="line.94"></a>
+<span class="sourceLineNo">095</span> * @param exponent Exponent used in the power law that computes the<a name="line.95"></a>
+<span class="sourceLineNo">096</span> * weights (distance dimming factor) of the sample data.<a name="line.96"></a>
+<span class="sourceLineNo">097</span> * @param sharedSphere Whether the sphere can be shared among the<a name="line.97"></a>
+<span class="sourceLineNo">098</span> * interpolating function instances. If {@code true}, the instances<a name="line.98"></a>
+<span class="sourceLineNo">099</span> * will share the same data, and thus will <em>not</em> be thread-safe.<a name="line.99"></a>
+<span class="sourceLineNo">100</span> * @param noInterpolationTolerance When the distance between an<a name="line.100"></a>
+<span class="sourceLineNo">101</span> * interpolated point and one of the sample points is less than this<a name="line.101"></a>
+<span class="sourceLineNo">102</span> * value, no interpolation will be performed (the value of the sample<a name="line.102"></a>
+<span class="sourceLineNo">103</span> * will be returned).<a name="line.103"></a>
+<span class="sourceLineNo">104</span> * @throws NotPositiveException if {@code exponent < 0}.<a name="line.104"></a>
+<span class="sourceLineNo">105</span> */<a name="line.105"></a>
+<span class="sourceLineNo">106</span> public MicrosphereProjectionInterpolator(InterpolatingMicrosphere microsphere,<a name="line.106"></a>
+<span class="sourceLineNo">107</span> double exponent,<a name="line.107"></a>
+<span class="sourceLineNo">108</span> boolean sharedSphere,<a name="line.108"></a>
+<span class="sourceLineNo">109</span> double noInterpolationTolerance)<a name="line.109"></a>
+<span class="sourceLineNo">110</span> throws NotPositiveException {<a name="line.110"></a>
+<span class="sourceLineNo">111</span> if (exponent < 0) {<a name="line.111"></a>
+<span class="sourceLineNo">112</span> throw new NotPositiveException(exponent);<a name="line.112"></a>
+<span class="sourceLineNo">113</span> }<a name="line.113"></a>
+<span class="sourceLineNo">114</span><a name="line.114"></a>
+<span class="sourceLineNo">115</span> this.microsphere = microsphere;<a name="line.115"></a>
+<span class="sourceLineNo">116</span> this.exponent = exponent;<a name="line.116"></a>
+<span class="sourceLineNo">117</span> this.sharedSphere = sharedSphere;<a name="line.117"></a>
+<span class="sourceLineNo">118</span> this.noInterpolationTolerance = noInterpolationTolerance;<a name="line.118"></a>
+<span class="sourceLineNo">119</span> }<a name="line.119"></a>
+<span class="sourceLineNo">120</span><a name="line.120"></a>
+<span class="sourceLineNo">121</span> /**<a name="line.121"></a>
+<span class="sourceLineNo">122</span> * {@inheritDoc}<a name="line.122"></a>
+<span class="sourceLineNo">123</span> *<a name="line.123"></a>
+<span class="sourceLineNo">124</span> * @throws DimensionMismatchException if the space dimension of the<a name="line.124"></a>
+<span class="sourceLineNo">125</span> * given samples does not match the space dimension of the microsphere.<a name="line.125"></a>
+<span class="sourceLineNo">126</span> */<a name="line.126"></a>
+<span class="sourceLineNo">127</span> @Override<a name="line.127"></a>
+<span class="sourceLineNo">128</span> public MultivariateFunction interpolate(final double[][] xval,<a name="line.128"></a>
+<span class="sourceLineNo">129</span> final double[] yval)<a name="line.129"></a>
+<span class="sourceLineNo">130</span> throws DimensionMismatchException,<a name="line.130"></a>
+<span class="sourceLineNo">131</span> NoDataException,<a name="line.131"></a>
+<span class="sourceLineNo">132</span> NullArgumentException {<a name="line.132"></a>
+<span class="sourceLineNo">133</span> if (xval == null ||<a name="line.133"></a>
+<span class="sourceLineNo">134</span> yval == null) {<a name="line.134"></a>
+<span class="sourceLineNo">135</span> throw new NullArgumentException();<a name="line.135"></a>
+<span class="sourceLineNo">136</span> }<a name="line.136"></a>
+<span class="sourceLineNo">137</span> if (xval.length == 0) {<a name="line.137"></a>
+<span class="sourceLineNo">138</span> throw new NoDataException();<a name="line.138"></a>
+<span class="sourceLineNo">139</span> }<a name="line.139"></a>
+<span class="sourceLineNo">140</span> if (xval.length != yval.length) {<a name="line.140"></a>
+<span class="sourceLineNo">141</span> throw new DimensionMismatchException(xval.length, yval.length);<a name="line.141"></a>
+<span class="sourceLineNo">142</span> }<a name="line.142"></a>
+<span class="sourceLineNo">143</span> if (xval[0] == null) {<a name="line.143"></a>
+<span class="sourceLineNo">144</span> throw new NullArgumentException();<a name="line.144"></a>
+<span class="sourceLineNo">145</span> }<a name="line.145"></a>
+<span class="sourceLineNo">146</span> final int dimension = microsphere.getDimension();<a name="line.146"></a>
+<span class="sourceLineNo">147</span> if (dimension != xval[0].length) {<a name="line.147"></a>
+<span class="sourceLineNo">148</span> throw new DimensionMismatchException(xval[0].length, dimension);<a name="line.148"></a>
+<span class="sourceLineNo">149</span> }<a name="line.149"></a>
+<span class="sourceLineNo">150</span><a name="line.150"></a>
+<span class="sourceLineNo">151</span> // Microsphere copy.<a name="line.151"></a>
+<span class="sourceLineNo">152</span> final InterpolatingMicrosphere m = sharedSphere ? microsphere : microsphere.copy();<a name="line.152"></a>
+<span class="sourceLineNo">153</span><a name="line.153"></a>
+<span class="sourceLineNo">154</span> return new MultivariateFunction() {<a name="line.154"></a>
+<span class="sourceLineNo">155</span> /** {inheritDoc} */<a name="line.155"></a>
+<span class="sourceLineNo">156</span> @Override<a name="line.156"></a>
+<span class="sourceLineNo">157</span> public double value(double[] point) {<a name="line.157"></a>
+<span class="sourceLineNo">158</span> return m.value(point,<a name="line.158"></a>
+<span class="sourceLineNo">159</span> xval,<a name="line.159"></a>
+<span class="sourceLineNo">160</span> yval,<a name="line.160"></a>
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+<span class="sourceLineNo">165</span> }<a name="line.165"></a>
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Modified: websites/production/commons/content/proper/commons-math/apidocs/src-html/org/apache/commons/math3/ml/neuralnet/sofm/KohonenUpdateAction.html
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--- websites/production/commons/content/proper/commons-math/apidocs/src-html/org/apache/commons/math3/ml/neuralnet/sofm/KohonenUpdateAction.html (original)
+++ websites/production/commons/content/proper/commons-math/apidocs/src-html/org/apache/commons/math3/ml/neuralnet/sofm/KohonenUpdateAction.html Fri Aug 14 19:12:42 2015
@@ -115,7 +115,7 @@
<span class="sourceLineNo">107</span> final Gaussian neighbourhoodDecay<a name="line.107"></a>
<span class="sourceLineNo">108</span> = new Gaussian(currentLearning,<a name="line.108"></a>
<span class="sourceLineNo">109</span> 0,<a name="line.109"></a>
-<span class="sourceLineNo">110</span> 1d / currentNeighbourhood);<a name="line.110"></a>
+<span class="sourceLineNo">110</span> currentNeighbourhood);<a name="line.110"></a>
<span class="sourceLineNo">111</span><a name="line.111"></a>
<span class="sourceLineNo">112</span> if (currentNeighbourhood > 0) {<a name="line.112"></a>
<span class="sourceLineNo">113</span> // Initial set of neurons only contains the winning neuron.<a name="line.113"></a>