PLearn 0.1
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00001 // -*- C++ -*- 00002 00003 // SelectRowsMultiInstanceVMatrix.h 00004 // 00005 // Copyright (C) 2005 Benoit Cromp 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: .pyskeleton_header 544 2003-09-01 00:05:31Z plearner $ 00037 ******************************************************* */ 00038 00039 // Authors: Benoit Cromp 00040 00044 #ifndef SelectRowsMultiInstanceVMatrix_INC 00045 #define SelectRowsMultiInstanceVMatrix_INC 00046 00047 #include <plearn/vmat/SourceVMatrix.h> 00048 00049 namespace PLearn { 00050 00061 class SelectRowsMultiInstanceVMatrix : public SourceVMatrix 00062 { 00063 typedef SourceVMatrix inherited; 00064 00065 public: 00066 //##### Public Build Options ############################################ 00067 00070 00072 int32_t seed; 00073 TVec<int> indices; // indices of the kept rows 00074 TVec<int> mi_info; // bag info for the reduced lookup set. 00075 PP<PLearner> multi_nnet; 00076 VMat source_select; 00077 double frac; 00078 00079 public: 00080 //##### Public Member Functions ######################################### 00081 00083 // ### Make sure the implementation in the .cc 00084 // ### initializes all fields to reasonable default values. 00085 SelectRowsMultiInstanceVMatrix(); 00086 00087 00088 //##### PLearn::Object Protocol ######################################### 00089 00090 // Declares other standard object methods. 00091 // ### If your class is not instantiatable (it has pure virtual methods) 00092 // ### you should replace this by PLEARN_DECLARE_ABSTRACT_OBJECT_METHODS 00093 PLEARN_DECLARE_OBJECT(SelectRowsMultiInstanceVMatrix); 00094 00095 // Simply calls inherited::build() then build_() 00096 virtual void build(); 00097 00099 // (PLEASE IMPLEMENT IN .cc) 00100 virtual void makeDeepCopyFromShallowCopy(CopiesMap& copies); 00101 00102 protected: 00104 00105 //##### Protected Options ############################################### 00106 00107 // ### Declare protected option fields (such as learned parameters) here 00108 PP<PRandom> random_generator; 00109 00110 protected: 00111 //##### Protected Member Functions ###################################### 00112 00114 // (PLEASE IMPLEMENT IN .cc) 00115 static void declareOptions(OptionList& ol); 00116 00120 virtual void getNewRow(int i, const Vec& v) const; 00121 00122 private: 00123 //##### Private Member Functions ######################################## 00124 00126 // (PLEASE IMPLEMENT IN .cc) 00127 void build_(); 00128 00129 private: 00130 //##### Private Data Members ############################################ 00131 00132 // The rest of the private stuff goes here 00133 }; 00134 00135 // Declares a few other classes and functions related to this class 00136 DECLARE_OBJECT_PTR(SelectRowsMultiInstanceVMatrix); 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 :