00001 // -*- C++ -*- 00002 00003 // ManifoldParzen2.h 00004 // 00005 // Copyright (C) 2003 Pascal Vincent, Julien Keable 00006 // 00007 // Redistribution and use in source and binary forms, with or without 00008 // modification, are permitted provided that the following conditions are met: 00009 // 00010 // 1. Redistributions of source code must retain the above copyright 00011 // notice, this list of conditions and the following disclaimer. 00012 // 00013 // 2. Redistributions in binary form must reproduce the above copyright 00014 // notice, this list of conditions and the following disclaimer in the 00015 // documentation and/or other materials provided with the distribution. 00016 // 00017 // 3. The name of the authors may not be used to endorse or promote 00018 // products derived from this software without specific prior written 00019 // permission. 00020 // 00021 // THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR 00022 // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 00023 // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN 00024 // NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 00025 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED 00026 // TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 00027 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 00028 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 00029 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 00030 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00031 // 00032 // This file is part of the PLearn library. For more information on the PLearn 00033 // library, go to the PLearn Web site at www.plearn.org 00034 00036 #ifndef ManifoldParzen2_INC 00037 #define ManifoldParzen2_INC 00038 00039 #include "GaussMix.h" 00040 00041 namespace PLearn { 00042 using namespace std; 00043 00044 class ManifoldParzen2 : public GaussMix 00045 { 00046 00047 protected: 00048 // ********************* 00049 // * protected options * 00050 // ********************* 00051 00052 // ### declare protected option fields (such as learnt parameters) here 00053 // ... 00054 00056 int nneighbors; 00057 int ncomponents; 00058 00059 bool use_last_eigenval; 00060 real scale_factor; 00061 double global_lambda0; 00062 public: 00063 00064 typedef GaussMix inherited; 00065 00066 // ************************ 00067 // * public build options * 00068 // ************************ 00069 00070 // ### declare public option fields (such as build options) here 00071 // ... 00072 00073 // **************** 00074 // * Constructors * 00075 // **************** 00076 00077 // Default constructor, make sure the implementation in the .cc 00078 // initializes all fields to reasonable default values. 00079 ManifoldParzen2(); 00080 00081 // ****************** 00082 // * Object methods * 00083 // ****************** 00084 00085 ManifoldParzen2(int the_nneighbors, int the_ncomponents, bool use_last_eigenvalue=true, real scale_factor=1); 00086 00087 private: 00089 // (Please implement in .cc) 00090 void build_(); 00091 00092 public: 00093 // simply calls inherited::build() then build_() 00094 virtual void build(); 00095 00097 virtual void makeDeepCopyFromShallowCopy(map<const void*, void*>& copies); 00098 00100 PLEARN_DECLARE_OBJECT(ManifoldParzen2); 00101 00102 // ******************* 00103 // * Learner methods * 00104 // ******************* 00105 00107 // NOTE : the function assumes that the training_set has only input columns ! (width = dimension of feature space) 00108 virtual void train(); 00109 00110 }; 00111 00112 // Declares a few other classes and functions related to this class 00113 DECLARE_OBJECT_PTR(ManifoldParzen2); 00114 00115 } // end of namespace PLearn 00116 00117 #endif