PLearn 0.1
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00001 // -*- C++ -*- 00002 00003 // MixtureVMatrix.h 00004 // 00005 // Copyright (C) 2008 Pascal Lamblin 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 // Authors: Pascal Lamblin 00036 00040 #ifndef MixtureVMatrix_INC 00041 #define MixtureVMatrix_INC 00042 00043 #include <plearn/vmat/RowBufferedVMatrix.h> 00044 #include <plearn/math/TMat_maths.h> 00045 #include <plearn/vmat/VMat.h> 00046 00047 namespace PLearn { 00048 00052 class MixtureVMatrix : public RowBufferedVMatrix 00053 { 00054 typedef RowBufferedVMatrix inherited; 00055 00056 public: 00057 //##### Public Build Options ############################################ 00058 00060 TVec<VMat> sources; 00061 00065 TVec<int> weights; 00066 00067 public: 00068 //##### Public Member Functions ######################################### 00069 00071 // ### Make sure the implementation in the .cc 00072 // ### initializes all fields to reasonable default values. 00073 MixtureVMatrix(); 00074 00075 //##### PLearn::Object Protocol ######################################### 00076 00077 // Declares other standard object methods. 00078 PLEARN_DECLARE_OBJECT(MixtureVMatrix); 00079 00080 // Simply calls inherited::build() then build_() 00081 virtual void build(); 00082 00084 // (PLEASE IMPLEMENT IN .cc) 00085 virtual void makeDeepCopyFromShallowCopy(CopiesMap& copies); 00086 00087 protected: 00088 //##### Protected Options ############################################### 00089 00091 int n_sources; 00092 00094 int period_length; 00095 00098 TVec<int> period; 00099 00101 TVec<int> occurrences; 00102 00103 00104 protected: 00105 //##### Protected Member Functions ###################################### 00106 00108 static void declareOptions(OptionList& ol); 00109 00112 virtual void getNewRow(int i, const Vec& v) const; 00113 00114 private: 00115 //##### Private Member Functions ######################################## 00116 00118 void build_(); 00119 00121 void buildPeriod(); 00122 00123 private: 00124 //##### Private Data Members ############################################ 00125 00126 // The rest of the private stuff goes here 00127 }; 00128 00129 // Declares a few other classes and functions related to this class 00130 DECLARE_OBJECT_PTR(MixtureVMatrix); 00131 00132 } // end of namespace PLearn 00133 00134 #endif 00135 00136 00137 /* 00138 Local Variables: 00139 mode:c++ 00140 c-basic-offset:4 00141 c-file-style:"stroustrup" 00142 c-file-offsets:((innamespace . 0)(inline-open . 0)) 00143 indent-tabs-mode:nil 00144 fill-column:79 00145 End: 00146 */ 00147 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :