PLearn 0.1
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00001 // -*- C++ -*- 00002 00003 // UnconditionalDistribution.h 00004 // 00005 // Copyright (C) 2004-2006 Olivier Delalleau 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 00035 /* ******************************************************* 00036 * $Id: UnconditionalDistribution.h 8544 2008-02-20 19:54:56Z tihocan $ 00037 ******************************************************* */ 00038 00039 // Authors: Olivier Delalleau 00040 00044 #ifndef UnconditionalDistribution_INC 00045 #define UnconditionalDistribution_INC 00046 00047 #include "PDistribution.h" 00048 00049 namespace PLearn { 00050 using namespace std; 00051 00052 class UnconditionalDistribution: public PDistribution 00053 { 00054 00055 private: 00056 00057 typedef PDistribution inherited; 00058 00059 protected: 00060 00061 // ********************* 00062 // * protected options * 00063 // ********************* 00064 00065 public: 00066 00067 // ************************ 00068 // * public build options * 00069 // ************************ 00070 00071 00072 // **************** 00073 // * Constructors * 00074 // **************** 00075 00077 UnconditionalDistribution(); 00078 00079 // ************************* 00080 // * PDistribution methods * 00081 // ************************* 00082 00083 private: 00084 00086 void build_(); 00087 00088 protected: 00089 00091 static void declareOptions(OptionList& ol); 00092 00093 public: 00094 00095 // ************************ 00096 // **** Object methods **** 00097 // ************************ 00098 00100 virtual void build(); 00101 00103 virtual void makeDeepCopyFromShallowCopy(CopiesMap& copies); 00104 00105 // Declare other standard object methods. 00106 PLEARN_DECLARE_OBJECT(UnconditionalDistribution); 00107 00108 // ******************************* 00109 // **** PDistribution methods **** 00110 // ******************************* 00111 00113 virtual void forget(); 00114 00116 void setPredictor(const Vec& predictor, bool call_parent = true) const; 00117 00119 void generatePredictor(Vec& x); 00120 00122 void generatePredictorGivenPredicted(Vec& x, const Vec& y); 00123 00125 void generateJoint(Vec& xy); 00126 00128 void generatePredicted(Vec& y); 00129 00130 }; 00131 00132 // Declare a few other classes and functions related to this class. 00133 DECLARE_OBJECT_PTR(UnconditionalDistribution); 00134 00135 } // end of namespace PLearn 00136 00137 #endif 00138 00139 00140 /* 00141 Local Variables: 00142 mode:c++ 00143 c-basic-offset:4 00144 c-file-style:"stroustrup" 00145 c-file-offsets:((innamespace . 0)(inline-open . 0)) 00146 indent-tabs-mode:nil 00147 fill-column:79 00148 End: 00149 */ 00150 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :