PLearn 0.1
TextStreamVMatrix.h
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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 :
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