<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <html><head><meta name="robots" content="noindex"> <meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"> <title>ITK: itkGaussianKernelFunction.h Source File</title> <link href="DoxygenStyle.css" rel="stylesheet" type="text/css"> </head><body bgcolor="#ffffff"> <!-- Section customized for INSIGHT : Tue Jul 17 01:02:45 2001 --> <center> <a href="index.html" class="qindex">Main Page</a> <a href="modules.html" class="qindex">Groups</a> <a href="namespaces.html" class="qindex">Namespace List</a> <a href="hierarchy.html" class="qindex">Class Hierarchy</a> <a href="classes.html" class="qindex">Alphabetical List</a> <a href="annotated.html" class="qindex">Compound List</a> <a href="files.html" class="qindex">File List</a> <a href="namespacemembers.html" class="qindex">Namespace Members</a> <a href="functions.html" class="qindex">Compound Members</a> <a href="globals.html" class="qindex">File Members</a> <a href="pages.html" class="qindex">Concepts</a></center> <!-- Generated by Doxygen 1.5.9 --> <div class="navpath"><a class="el" href="dir_02e23d841c198393a6e961e9a0678fff.html">Code</a> » <a class="el" href="dir_ea7fc529ede9a38b0438cf13831ae873.html">Common</a> </div> <div class="contents"> <h1>itkGaussianKernelFunction.h</h1><a href="itkGaussianKernelFunction_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*=========================================================================</span> <a name="l00002"></a>00002 <span class="comment"></span> <a name="l00003"></a>00003 <span class="comment"> Program: Insight Segmentation & Registration Toolkit</span> <a name="l00004"></a>00004 <span class="comment"> Module: $RCSfile: itkGaussianKernelFunction.h,v $</span> <a name="l00005"></a>00005 <span class="comment"> Language: C++</span> <a name="l00006"></a>00006 <span class="comment"> Date: $Date: 2008-10-17 01:08:45 $</span> <a name="l00007"></a>00007 <span class="comment"> Version: $Revision: 1.11 $</span> <a name="l00008"></a>00008 <span class="comment"></span> <a name="l00009"></a>00009 <span class="comment"> Copyright (c) Insight Software Consortium. All rights reserved.</span> <a name="l00010"></a>00010 <span class="comment"> See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.</span> <a name="l00011"></a>00011 <span class="comment"></span> <a name="l00012"></a>00012 <span class="comment"> This software is distributed WITHOUT ANY WARRANTY; without even </span> <a name="l00013"></a>00013 <span class="comment"> the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR </span> <a name="l00014"></a>00014 <span class="comment"> PURPOSE. See the above copyright notices for more information.</span> <a name="l00015"></a>00015 <span class="comment"></span> <a name="l00016"></a>00016 <span class="comment">=========================================================================*/</span> <a name="l00017"></a>00017 <span class="preprocessor">#ifndef __itkGaussianKernelFunction_h</span> <a name="l00018"></a>00018 <span class="preprocessor"></span><span class="preprocessor">#define __itkGaussianKernelFunction_h</span> <a name="l00019"></a>00019 <span class="preprocessor"></span> <a name="l00020"></a>00020 <span class="preprocessor">#include "<a class="code" href="itkKernelFunction_8h.html">itkKernelFunction.h</a>"</span> <a name="l00021"></a>00021 <span class="preprocessor">#include "vnl/vnl_math.h"</span> <a name="l00022"></a>00022 <span class="preprocessor">#include <math.h></span> <a name="l00023"></a>00023 <a name="l00024"></a>00024 <span class="keyword">namespace </span>itk <a name="l00025"></a>00025 { <a name="l00026"></a>00026 <a name="l00039"></a><a class="code" href="classitk_1_1GaussianKernelFunction.html">00039</a> <span class="keyword">class </span><a class="code" href="itkWin32Header_8h.html#faefe352c9fb4179f5a770afc70ea90f">ITKCommon_EXPORT</a> <a class="code" href="classitk_1_1GaussianKernelFunction.html" title="Gaussian kernel used for density estimation and nonparameteric regression.">GaussianKernelFunction</a> : <span class="keyword">public</span> <a class="code" href="classitk_1_1KernelFunction.html" title="Kernel used for density estimation and nonparameteric regression.">KernelFunction</a> <a name="l00040"></a>00040 { <a name="l00041"></a>00041 <span class="keyword">public</span>: <a name="l00043"></a><a class="code" href="classitk_1_1GaussianKernelFunction.html#2e5368828734dc46a19bd7b1002e5c39">00043</a> <span class="keyword">typedef</span> <a class="code" href="classitk_1_1GaussianKernelFunction.html" title="Gaussian kernel used for density estimation and nonparameteric regression.">GaussianKernelFunction</a> <a class="code" href="classitk_1_1GaussianKernelFunction.html" title="Gaussian kernel used for density estimation and nonparameteric regression.">Self</a>; <a name="l00044"></a><a class="code" href="classitk_1_1GaussianKernelFunction.html#f7f7580195504fbe8e99962a192d7ec8">00044</a> <span class="keyword">typedef</span> <a class="code" href="classitk_1_1KernelFunction.html" title="Kernel used for density estimation and nonparameteric regression.">KernelFunction</a> <a class="code" href="classitk_1_1KernelFunction.html" title="Kernel used for density estimation and nonparameteric regression.">Superclass</a>; <a name="l00045"></a><a class="code" href="classitk_1_1GaussianKernelFunction.html#e68c079ed157d04e04c968bf4d5cab90">00045</a> <span class="keyword">typedef</span> <a class="code" href="classitk_1_1SmartPointer.html">SmartPointer<Self></a> <a class="code" href="classitk_1_1SmartPointer.html">Pointer</a>; <a name="l00046"></a>00046 <a name="l00048"></a>00048 <a class="code" href="itkMacro_8h.html#0fdc15685afa271857c57e7cd482f30c">itkNewMacro</a>(<a class="code" href="classitk_1_1GaussianKernelFunction.html" title="Gaussian kernel used for density estimation and nonparameteric regression.">Self</a>); <a name="l00049"></a>00049 <a name="l00051"></a>00051 <a class="code" href="itkMacro_8h.html#574c1f86661d409dd32c742307a0e96a">itkTypeMacro</a>(<a class="code" href="classitk_1_1GaussianKernelFunction.html" title="Gaussian kernel used for density estimation and nonparameteric regression.">GaussianKernelFunction</a>, <a class="code" href="classitk_1_1KernelFunction.html" title="Kernel used for density estimation and nonparameteric regression.">KernelFunction</a>); <a name="l00052"></a>00052 <a name="l00054"></a><a class="code" href="classitk_1_1GaussianKernelFunction.html#2d0c86132cc8dac98f3c285165a23f79">00054</a> <span class="keyword">inline</span> <span class="keywordtype">double</span> Evaluate (<span class="keyword">const</span> <span class="keywordtype">double</span>& u)<span class="keyword"> const</span> <a name="l00055"></a>00055 <span class="keyword"> </span>{ <span class="keywordflow">return</span> ( vcl_exp(-0.5 * vnl_math_sqr( u ) ) * m_Factor ); } <a name="l00056"></a>00056 <a name="l00057"></a>00057 <span class="keyword">protected</span>: <a name="l00058"></a>00058 <a class="code" href="classitk_1_1GaussianKernelFunction.html" title="Gaussian kernel used for density estimation and nonparameteric regression.">GaussianKernelFunction</a>(); <a name="l00059"></a>00059 ~<a class="code" href="classitk_1_1GaussianKernelFunction.html" title="Gaussian kernel used for density estimation and nonparameteric regression.">GaussianKernelFunction</a>(); <a name="l00060"></a><a class="code" href="classitk_1_1GaussianKernelFunction.html#1c5d1af23be3d842724801c55e3a0c35">00060</a> <span class="keywordtype">void</span> <a class="code" href="namespaceHardConnectedComponentImageFilter.html#920ae03048a5ad715d803ca2e92b52de">PrintSelf</a>(std::ostream& os, <a class="code" href="classitk_1_1Indent.html" title="Control indentation during Print() invocation.">Indent</a> indent)<span class="keyword"> const</span> <a name="l00061"></a>00061 <span class="keyword"> </span>{ <a class="code" href="namespaceHardConnectedComponentImageFilter.html#920ae03048a5ad715d803ca2e92b52de">Superclass::PrintSelf</a>( os, indent ); } <a name="l00062"></a>00062 <a name="l00063"></a>00063 <span class="keyword">private</span>: <a name="l00064"></a>00064 <a class="code" href="classitk_1_1GaussianKernelFunction.html" title="Gaussian kernel used for density estimation and nonparameteric regression.">GaussianKernelFunction</a>(<span class="keyword">const</span> <a class="code" href="namespaceHardConnectedComponentImageFilter.html#ac7d0120fe5292cdcdddb6163b8cb150">Self</a>&); <span class="comment">//purposely not implemented</span> <a name="l00065"></a>00065 <span class="keywordtype">void</span> operator=(<span class="keyword">const</span> <a class="code" href="namespaceHardConnectedComponentImageFilter.html#ac7d0120fe5292cdcdddb6163b8cb150">Self</a>&); <span class="comment">//purposely not implemented</span> <a name="l00066"></a>00066 <a name="l00067"></a>00067 <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">double</span> m_Factor; <a name="l00068"></a>00068 <a name="l00069"></a>00069 }; <a name="l00070"></a>00070 <a name="l00071"></a>00071 } <span class="comment">// end namespace itk</span> <a name="l00072"></a>00072 <a name="l00073"></a>00073 <span class="preprocessor">#endif</span> <a name="l00074"></a>00074 <span class="preprocessor"></span> </pre></div></div> <hr><address><small> Generated at Thu May 7 22:48:12 2009 for ITK by <a href="http://www.stack.nl/~dimitri/doxygen/index.html"> <img src="http://www.stack.nl/~dimitri/doxygen/doxygen.png" alt="doxygen" align="middle" border=0 width=110 height=53> </a> 1.5.9 written by <a href="mailto:dimitri@stack.nl">Dimitri van Heesch</a>, © 1997-2000</small></address> </body> </html>