PLearn 0.1
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00001 // -*- C++ -*- 00002 00003 // AnalyzeDond2DiscreteVariables.h 00004 // 00005 // Copyright (C) 2006 Dan Popovici 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 // Authors: Dan Popovici 00036 00040 #ifndef AnalyzeDond2DiscreteVariables_INC 00041 #define AnalyzeDond2DiscreteVariables_INC 00042 00043 #include <plearn_learners/generic/PLearner.h> 00044 #include <plearn/vmat/FileVMatrix.h> 00045 00046 namespace PLearn { 00047 00052 class AnalyzeDond2DiscreteVariables : public PLearner 00053 { 00054 typedef PLearner inherited; 00055 00056 public: 00057 00058 //##### Public Build Options ############################################ 00059 00062 00064 string variable_name; 00065 00067 string target_name; 00068 00071 TVec< pair<real, real> > values_to_analyze; 00072 00073 public: 00074 //##### Public Member Functions ######################################### 00075 00077 // ### Make sure the implementation in the .cc 00078 // ### initializes all fields to reasonable default values. 00079 AnalyzeDond2DiscreteVariables(); 00080 int outputsize() const; 00081 void train(); 00082 void computeOutput(const Vec&, Vec&) const; 00083 void computeCostsFromOutputs(const Vec&, const Vec&, const Vec&, Vec&) const; 00084 TVec<string> getTestCostNames() const; 00085 TVec<string> getTrainCostNames() const; 00086 00087 00088 //##### PLearn::Object Protocol ######################################### 00089 00090 // Declares other standard object methods. 00091 // ### If your class is not instantiatable (it has pure virtual methods) 00092 // ### you should replace this by PLEARN_DECLARE_ABSTRACT_OBJECT_METHODS 00093 PLEARN_DECLARE_OBJECT(AnalyzeDond2DiscreteVariables); 00094 00095 // Simply calls inherited::build() then build_() 00096 virtual void build(); 00097 00099 // (PLEASE IMPLEMENT IN .cc) 00100 virtual void makeDeepCopyFromShallowCopy(CopiesMap& copies); 00101 00102 protected: 00103 //##### Protected Member Functions ###################################### 00104 00106 static void declareOptions(OptionList& ol); 00107 00108 private: 00109 //##### Private Member Functions ######################################## 00110 00112 void build_(); 00113 void analyzeDiscreteVariable(); 00114 00115 private: 00116 //##### Private Data Members ############################################ 00117 00118 // The rest of the private stuff goes here 00119 00120 }; 00121 00122 // Declares a few other classes and functions related to this class 00123 DECLARE_OBJECT_PTR(AnalyzeDond2DiscreteVariables); 00124 00125 } // end of namespace PLearn 00126 00127 #endif 00128 00129 00130 /* 00131 Local Variables: 00132 mode:c++ 00133 c-basic-offset:4 00134 c-file-style:"stroustrup" 00135 c-file-offsets:((innamespace . 0)(inline-open . 0)) 00136 indent-tabs-mode:nil 00137 fill-column:79 00138 End: 00139 */ 00140 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :