PLearn 0.1
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00001 // -*- C++ -*- 00002 00003 // ComputeDond2Target.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 ComputeDond2Target_INC 00041 #define ComputeDond2Target_INC 00042 00043 #include <plearn_learners/generic/PLearner.h> 00044 #include <plearn/vmat/FileVMatrix.h> 00045 00046 namespace PLearn { 00047 00052 class ComputeDond2Target : public PLearner 00053 { 00054 typedef PLearner inherited; 00055 00056 public: 00057 00058 //##### Public Build Options ############################################ 00059 00062 00066 TVec<string> input_vector; 00067 00069 int unknown_sales; 00070 00072 int target_sales; 00073 00075 int predicted_sales; 00076 00078 int margin; 00079 00081 int loan; 00082 00084 string output_path; 00085 00086 public: 00087 //##### Public Member Functions ######################################### 00088 00090 // ### Make sure the implementation in the .cc 00091 // ### initializes all fields to reasonable default values. 00092 ComputeDond2Target(); 00093 int outputsize() const; 00094 void train(); 00095 void computeOutput(const Vec&, Vec&) const; 00096 void computeCostsFromOutputs(const Vec&, const Vec&, const Vec&, Vec&) const; 00097 TVec<string> getTestCostNames() const; 00098 TVec<string> getTrainCostNames() const; 00099 VMat getOutputFile(); 00100 00101 00102 //##### PLearn::Object Protocol ######################################### 00103 00104 // Declares other standard object methods. 00105 // ### If your class is not instantiatable (it has pure virtual methods) 00106 // ### you should replace this by PLEARN_DECLARE_ABSTRACT_OBJECT_METHODS 00107 PLEARN_DECLARE_OBJECT(ComputeDond2Target); 00108 00109 // Simply calls inherited::build() then build_() 00110 virtual void build(); 00111 00113 // (PLEASE IMPLEMENT IN .cc) 00114 virtual void makeDeepCopyFromShallowCopy(CopiesMap& copies); 00115 00116 protected: 00117 //##### Protected Member Functions ###################################### 00118 00120 static void declareOptions(OptionList& ol); 00121 00122 private: 00123 //##### Private Member Functions ######################################## 00124 00126 void build_(); 00127 void computeTarget(); 00128 00129 private: 00130 //##### Private Data Members ############################################ 00131 00132 // The rest of the private stuff goes here 00133 00134 // input instructions variables 00135 int ins_width; 00136 00137 // primary dataset variables 00138 int main_length; 00139 Vec main_input; 00140 TVec<string> main_names; 00141 00142 // output dataset variables 00143 int target_class; 00144 int predicted_class; 00145 int output_width; 00146 real commitment; 00147 Vec output_vec; 00148 TVec<string> output_names; 00149 TVec<int> output_variable_src; 00150 VMat output_file; 00151 }; 00152 00153 // Declares a few other classes and functions related to this class 00154 DECLARE_OBJECT_PTR(ComputeDond2Target); 00155 00156 } // end of namespace PLearn 00157 00158 #endif 00159 00160 00161 /* 00162 Local Variables: 00163 mode:c++ 00164 c-basic-offset:4 00165 c-file-style:"stroustrup" 00166 c-file-offsets:((innamespace . 0)(inline-open . 0)) 00167 indent-tabs-mode:nil 00168 fill-column:79 00169 End: 00170 */ 00171 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :