PLearn 0.1
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00001 // -*- C++ -*- 00002 00003 // CartesianProductOracle.h 00004 // 00005 // Copyright (C) 2003-2004 ApSTAT Technologies Inc. 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: CartesianProductOracle.h 5677 2006-05-25 23:43:50Z lamblin $ 00037 ******************************************************* */ 00038 00040 #ifndef CartesianProductOracle_INC 00041 #define CartesianProductOracle_INC 00042 00043 #include "OptionsOracle.h" 00044 00045 namespace PLearn { 00046 using namespace std; 00047 00048 class CartesianProductOracle: public OptionsOracle 00049 { 00050 typedef OptionsOracle inherited; 00051 00052 protected: 00053 // ********************* 00054 // * protected options * 00055 // ********************* 00056 00057 // indices for the next combination of values 00058 TVec<int> option_values_indices; 00059 bool last_combination; // to know that we have gone through all combinations 00060 00061 public: 00062 00063 // ************************ 00064 // * public build options * 00065 // ************************ 00066 00067 TVec<string> option_names; 00068 TVec< TVec<string> > option_values; 00069 00070 // **************** 00071 // * Constructors * 00072 // **************** 00073 00074 // Default constructor, make sure the implementation in the .cc 00075 // initializes all fields to reasonable default values. 00076 CartesianProductOracle(); 00077 00078 00079 // ****************** 00080 // * OptionsOracle methods * 00081 // ****************** 00082 00083 private: 00085 void build_(); 00086 00087 protected: 00089 static void declareOptions(OptionList& ol); 00090 00091 public: 00092 00094 virtual TVec<string> getOptionNames() const; 00095 00096 virtual TVec<string> generateNextTrial(const TVec<string>& older_trial, real obtained_objective); 00097 00098 virtual void forget(); 00099 00100 // simply calls inherited::build() then build_() 00101 virtual void build(); 00102 00104 virtual void makeDeepCopyFromShallowCopy(CopiesMap& copies); 00105 00107 PLEARN_DECLARE_OBJECT(CartesianProductOracle); 00108 }; 00109 00110 // Declares a few other classes and functions related to this class 00111 DECLARE_OBJECT_PTR(CartesianProductOracle); 00112 00113 } // end of namespace PLearn 00114 00115 #endif 00116 00117 00118 /* 00119 Local Variables: 00120 mode:c++ 00121 c-basic-offset:4 00122 c-file-style:"stroustrup" 00123 c-file-offsets:((innamespace . 0)(inline-open . 0)) 00124 indent-tabs-mode:nil 00125 fill-column:79 00126 End: 00127 */ 00128 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :