PLearn 0.1
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00001 // -*- C++ -*- 00002 00003 // TextStreamVMatrix.h 00004 // 00005 // Copyright (C) 2007 Vytenis Sakenas 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: Vytenis Sakenas 00036 00040 #ifndef TextStreamVMatrix_INC 00041 #define TextStreamVMatrix_INC 00042 00043 #include <plearn/vmat/RowBufferedVMatrix.h> 00044 00045 namespace PLearn { 00046 00047 class TextStreamVMatrix : public RowBufferedVMatrix 00048 { 00049 typedef RowBufferedVMatrix inherited; 00050 00051 public: 00052 //##### Public Build Options ############################################ 00053 00054 00055 string data_file; 00056 00057 00058 int number_of_symbols; 00059 00060 00061 string symbols; 00062 00063 public: 00064 //##### Public Member Functions ######################################### 00065 00067 // ### Make sure the implementation in the .cc 00068 // ### initializes all fields to reasonable default values. 00069 TextStreamVMatrix(); 00070 00071 //##### PLearn::Object Protocol ######################################### 00072 00073 // Declares other standard object methods. 00074 // ### If your class is not instantiatable (it has pure virtual methods) 00075 // ### you should replace this by PLEARN_DECLARE_ABSTRACT_OBJECT_METHODS 00076 PLEARN_DECLARE_OBJECT(TextStreamVMatrix); 00077 00078 // Simply calls inherited::build() then build_() 00079 virtual void build(); 00080 00082 // (PLEASE IMPLEMENT IN .cc) 00083 virtual void makeDeepCopyFromShallowCopy(CopiesMap& copies); 00084 00085 protected: 00086 //##### Protected Options ############################################### 00087 00088 // ### Declare protected option fields (such as learned parameters) here 00089 // ... 00090 00091 protected: 00092 //##### Protected Member Functions ###################################### 00093 00095 // (PLEASE IMPLEMENT IN .cc) 00096 static void declareOptions(OptionList& ol); 00097 00100 // (PLEASE IMPLEMENT IN .cc) 00101 virtual void getNewRow(int i, const Vec& v) const; 00102 00103 private: 00104 //##### Private Member Functions ######################################## 00105 00107 // (PLEASE IMPLEMENT IN .cc) 00108 void build_(); 00109 00110 private: 00111 //##### Private Data Members ############################################ 00112 00113 int symbol_width; 00114 TVec <int> data; 00115 TVec <int> target; 00116 00117 }; 00118 00119 // Declares a few other classes and functions related to this class 00120 DECLARE_OBJECT_PTR(TextStreamVMatrix); 00121 00122 } // end of namespace PLearn 00123 00124 #endif 00125 00126 00127 /* 00128 Local Variables: 00129 mode:c++ 00130 c-basic-offset:4 00131 c-file-style:"stroustrup" 00132 c-file-offsets:((innamespace . 0)(inline-open . 0)) 00133 indent-tabs-mode:nil 00134 fill-column:79 00135 End: 00136 */ 00137 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :