PLearn 0.1
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00001 // -*- C++ -*- 00002 00003 // ToBagSplitter.h 00004 // 00005 // Copyright (C) 2004 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: ToBagSplitter.h 9052 2008-05-23 20:57:32Z tihocan $ 00037 ******************************************************* */ 00038 00039 // Authors: Olivier Delalleau 00040 00044 #ifndef ToBagSplitter_INC 00045 #define ToBagSplitter_INC 00046 00047 #include "Splitter.h" 00048 00049 namespace PLearn { 00050 using namespace std; 00051 00052 class ToBagSplitter: public Splitter 00053 { 00054 00055 private: 00056 00057 typedef Splitter inherited; 00058 00059 protected: 00060 00061 // ********************* 00062 // * protected options * 00063 // ********************* 00064 00065 // Fields below are not options. 00066 00069 VMat bags_index; 00070 00071 public: 00072 00073 // ************************ 00074 // * public build options * 00075 // ************************ 00076 00077 int expected_size_of_bag; 00078 bool provide_target; 00079 bool remove_bag; 00080 PP<Splitter> sub_splitter; 00081 00082 // **************** 00083 // * Constructors * 00084 // **************** 00085 00086 // Default constructor, make sure the implementation in the .cc 00087 // initializes all fields to reasonable default values. 00088 ToBagSplitter(); 00089 00090 00091 // ****************** 00092 // * Object methods * 00093 // ****************** 00094 00095 private: 00096 00098 void build_(); 00099 00100 protected: 00101 00103 static void declareOptions(OptionList& ol); 00104 00105 public: 00106 00107 // simply calls inherited::build() then build_() 00108 virtual void build(); 00109 00111 virtual void makeDeepCopyFromShallowCopy(CopiesMap& copies); 00112 00114 PLEARN_DECLARE_OBJECT(ToBagSplitter); 00115 00116 00117 // ******************************** 00118 // * Splitter methods * 00119 // ******************************** 00120 00122 virtual void setDataSet(VMat the_dataset); 00123 00125 virtual int nsplits() const; 00126 00128 virtual int nSetsPerSplit() const; 00129 00131 virtual TVec<VMat> getSplit(int i=0); 00132 00133 }; 00134 00135 // Declares a few other classes and functions related to this class 00136 DECLARE_OBJECT_PTR(ToBagSplitter); 00137 00138 } // end of namespace PLearn 00139 00140 #endif 00141 00142 00143 /* 00144 Local Variables: 00145 mode:c++ 00146 c-basic-offset:4 00147 c-file-style:"stroustrup" 00148 c-file-offsets:((innamespace . 0)(inline-open . 0)) 00149 indent-tabs-mode:nil 00150 fill-column:79 00151 End: 00152 */ 00153 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :