PLearn 0.1
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00001 // -*- C++ -*- 00002 00003 // PLearn (A C++ Machine Learning Library) 00004 // Copyright (C) 2006 Xavier Saint-Mleux 00005 // 00006 // Redistribution and use in source and binary forms, with or without 00007 // modification, are permitted provided that the following conditions are met: 00008 // 00009 // 1. Redistributions of source code must retain the above copyright 00010 // notice, this list of conditions and the following disclaimer. 00011 // 00012 // 2. Redistributions in binary form must reproduce the above copyright 00013 // notice, this list of conditions and the following disclaimer in the 00014 // documentation and/or other materials provided with the distribution. 00015 // 00016 // 3. The name of the authors may not be used to endorse or promote 00017 // products derived from this software without specific prior written 00018 // permission. 00019 // 00020 // THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR 00021 // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 00022 // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN 00023 // NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 00024 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED 00025 // TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 00026 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 00027 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 00028 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 00029 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00030 // 00031 // This file is part of the PLearn library. For more information on the PLearn 00032 // library, go to the PLearn Web site at www.plearn.org 00033 00034 00037 #ifndef EncodedVMatrix_INC 00038 #define EncodedVMatrix_INC 00039 00040 #include "VMat.h" 00041 #include "SourceVMatrix.h" 00042 00043 namespace PLearn { 00044 using namespace std; 00045 00046 class EncodedVMatrix: public SourceVMatrix 00047 { 00048 typedef SourceVMatrix inherited; 00049 00050 public: 00051 00052 TVec<map<real,real> > encodings; 00053 TVec<real> defaults; 00054 TVec<bool> encode; 00055 00057 EncodedVMatrix(bool call_build_=false); 00058 00059 EncodedVMatrix(VMat the_source, TVec<map<real,real> > encodings_, TVec<real> defaults_, 00060 TVec<bool> encode_, bool call_build_=true); 00061 00062 PLEARN_DECLARE_OBJECT(EncodedVMatrix); 00063 00065 virtual void makeDeepCopyFromShallowCopy(CopiesMap& copies); 00066 00067 virtual void getNewRow(int i, const Vec& v) const; 00068 00069 static void encodeRow(const TVec<map<real,real> >& encodings, const TVec<real>& defaults, 00070 const TVec<bool>& encode, const Vec& v); 00071 00072 private: 00074 void build_(); 00075 00076 protected: 00078 static void declareOptions(OptionList& ol); 00079 00080 public: 00081 // simply calls inherited::build() then build_() 00082 virtual void build(); 00083 00084 }; 00085 00086 // Declares a few other classes and functions related to this class 00087 DECLARE_OBJECT_PTR(EncodedVMatrix); 00088 00089 } // end of namespace PLearn 00090 #endif 00091 00092 00093 /* 00094 Local Variables: 00095 mode:c++ 00096 c-basic-offset:4 00097 c-file-style:"stroustrup" 00098 c-file-offsets:((innamespace . 0)(inline-open . 0)) 00099 indent-tabs-mode:nil 00100 fill-column:79 00101 End: 00102 */ 00103 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :