PLearn 0.1
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00001 // -*- C++ -*- 00002 00003 // PLearn (A C++ Machine Learning Library) 00004 // Copyright (C) 1998 Pascal Vincent 00005 // Copyright (C) 1999-2001 Pascal Vincent, Yoshua Bengio, Rejean Ducharme and University of Montreal 00006 // Copyright (C) 2002 Pascal Vincent, Julien Keable, Xavier Saint-Mleux 00007 // 00008 // Redistribution and use in source and binary forms, with or without 00009 // modification, are permitted provided that the following conditions are met: 00010 // 00011 // 1. Redistributions of source code must retain the above copyright 00012 // notice, this list of conditions and the following disclaimer. 00013 // 00014 // 2. Redistributions in binary form must reproduce the above copyright 00015 // notice, this list of conditions and the following disclaimer in the 00016 // documentation and/or other materials provided with the distribution. 00017 // 00018 // 3. The name of the authors may not be used to endorse or promote 00019 // products derived from this software without specific prior written 00020 // permission. 00021 // 00022 // THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR 00023 // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 00024 // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN 00025 // NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 00026 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED 00027 // TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 00028 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 00029 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 00030 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 00031 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00032 // 00033 // This file is part of the PLearn library. For more information on the PLearn 00034 // library, go to the PLearn Web site at www.plearn.org 00035 00036 00037 /* ******************************************************* 00038 * $Id: SubVMatrix.h 9938 2009-02-16 21:53:18Z nouiz $ 00039 ******************************************************* */ 00040 00041 00044 #ifndef SubVMatrix_INC 00045 #define SubVMatrix_INC 00046 00047 #include "VMat.h" 00048 #include "SourceVMatrix.h" 00049 00050 namespace PLearn { 00051 using namespace std; 00052 00053 class SubVMatrix: public SourceVMatrix 00054 { 00055 00056 private: 00057 00058 typedef SourceVMatrix inherited; 00059 00060 public: 00061 00063 00064 int istart; 00065 int jstart; 00066 real fistart; 00067 real flength; 00068 00071 SubVMatrix(bool call_build_ = false); 00072 00073 SubVMatrix(VMat the_source, 00074 int the_istart, int the_jstart, 00075 int the_length, int the_width, 00076 bool call_build_ = true); 00077 00078 SubVMatrix(VMat the_source, 00079 real the_fistart, int the_jstart, 00080 real the_flength, int the_width, 00081 bool call_build_ = true); 00082 00083 virtual void getNewRow(int i, const Vec& v) const; 00084 virtual real get(int i, int j) const; 00085 virtual void getSubRow(int i, int j, Vec v) const; 00086 virtual real getStringVal(int col, const string & str) const; 00087 virtual string getValString(int col, real val) const; 00088 virtual string getString(int row,int col) const; 00089 virtual void getMat(int i, int j, Mat m) const; 00090 virtual void put(int i, int j, real value); 00091 virtual void putSubRow(int i, int j, Vec v); 00092 virtual void putMat(int i, int j, Mat m); 00093 virtual VMat subMat(int i, int j, int l, int w); 00094 00095 virtual real dot(int i1, int i2, int inputsize) const; 00096 virtual real dot(int i, const Vec& v) const; 00097 00098 virtual void reset_dimensions(); 00099 00101 virtual void makeDeepCopyFromShallowCopy(CopiesMap& copies); 00102 00103 PLEARN_DECLARE_OBJECT(SubVMatrix); 00104 virtual void build(); 00105 00108 virtual PP<Dictionary> getDictionary(int col) const; 00109 00111 virtual void getValues(int row, int col, Vec& values) const; 00112 00114 virtual void getValues(const Vec& input, int col, Vec& values) const; 00115 00116 protected: 00117 00118 static void declareOptions(OptionList &ol); 00119 00120 private: 00121 00122 void build_(); 00123 00124 }; 00125 00126 DECLARE_OBJECT_PTR(SubVMatrix); 00127 00128 } // end of namespace PLearn 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 :