PLearn 0.1
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00001 // -*- C++ -*- 00002 00003 // FractionSplitter.h 00004 // 00005 // Copyright (C) 2003 Pascal Vincent 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: FractionSplitter.h 8795 2008-04-11 13:41:50Z tihocan $ 00037 ******************************************************* */ 00038 00040 #ifndef FractionSplitter_INC 00041 #define FractionSplitter_INC 00042 00043 #include "Splitter.h" 00044 00045 namespace PLearn { 00046 using namespace std; 00047 00048 class FractionSplitter: public Splitter 00049 { 00050 00051 private: 00052 00053 typedef Splitter inherited; 00054 00055 protected: 00056 00057 // ********************* 00058 // * protected options * 00059 // ********************* 00060 00061 // ### declare protected option fields (such as learnt parameters) here 00062 // ... 00063 00064 public: 00065 00066 // ************************ 00067 // * public build options * 00068 // ************************ 00069 00070 bool one_is_absolute; 00071 bool round_to_closest; 00072 TMat< pair<real, real> > splits; 00073 00074 // **************** 00075 // * Constructors * 00076 // **************** 00077 00078 // Default constructor, make sure the implementation in the .cc 00079 // initializes all fields to reasonable default values. 00080 FractionSplitter(); 00081 00082 00083 // ****************** 00084 // * Object methods * 00085 // ****************** 00086 00087 private: 00088 00090 void build_(); 00091 00092 protected: 00093 00095 static void declareOptions(OptionList& ol); 00096 00097 public: 00098 00099 // simply calls inherited::build() then build_() 00100 virtual void build(); 00101 00103 virtual void makeDeepCopyFromShallowCopy(CopiesMap& copies); 00104 00106 PLEARN_DECLARE_OBJECT(FractionSplitter); 00107 00108 00109 // ******************************** 00110 // * Splitter methods * 00111 // ******************************** 00112 00114 virtual int nsplits() const; 00115 00117 virtual int nSetsPerSplit() const; 00118 00120 virtual TVec<VMat> getSplit(int i=0); 00121 00122 }; 00123 00124 // Declares a few other classes and functions related to this class 00125 DECLARE_OBJECT_PTR(FractionSplitter); 00126 00127 } // end of namespace PLearn 00128 00129 #endif 00130 00131 00132 /* 00133 Local Variables: 00134 mode:c++ 00135 c-basic-offset:4 00136 c-file-style:"stroustrup" 00137 c-file-offsets:((innamespace . 0)(inline-open . 0)) 00138 indent-tabs-mode:nil 00139 fill-column:79 00140 End: 00141 */ 00142 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :