PLearn 0.1
MemoryVMatrix.h
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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: MemoryVMatrix.h 8438 2008-01-31 16:46:22Z tihocan $
00039  ******************************************************* */
00040 
00041 
00044 #ifndef MemoryVMatrix_INC
00045 #define MemoryVMatrix_INC
00046 
00047 #include "VMat.h"
00048 
00049 namespace PLearn {
00050 using namespace std;
00051 
00052 class MemoryVMatrix: public VMatrix
00053 {
00054     typedef VMatrix inherited;
00055 
00056 protected:
00057 
00061     Mat memory_data;
00062 
00066     bool synch_data;
00067 
00071     TVec<string> fieldnames;
00072 
00073 public:
00074 
00075     Mat data;
00076     VMat source;
00077     bool deep_copy_memory_data;
00078 
00079 private:
00080 
00082     void build_();
00083 
00084 protected:
00085 
00086     static void declareOptions(OptionList& ol);
00087 
00088 public:
00089 
00090     MemoryVMatrix();
00091     MemoryVMatrix(const Mat& the_data);
00092     MemoryVMatrix(int l, int w);
00093     MemoryVMatrix(VMat the_source, bool call_build_ = true);
00094     virtual real get(int i, int j) const;
00095     virtual void getSubRow(int i, int j, Vec v) const;
00096     virtual void getRow(int i, Vec v) const;
00097     virtual void getColumn(int i, Vec v) const;
00098     virtual void getMat(int i, int j, Mat m) const;
00099     virtual void put(int i, int j, real value);
00100     virtual void putSubRow(int i, int j, Vec v);
00101     virtual void putRow(int i, Vec v);
00102     virtual void appendRow(Vec v);
00103     virtual void fill(real value);
00104     virtual void putMat(int i, int j, Mat m);
00105     virtual Mat toMat() const;
00106     virtual VMat subMat(int i, int j, int l, int w);
00107     virtual real dot(int i1, int i2, int inputsize) const;
00108     virtual real dot(int i, const Vec& v) const;
00109 
00111     virtual void build();
00112 
00113     PLEARN_DECLARE_OBJECT(MemoryVMatrix);
00114     void makeDeepCopyFromShallowCopy(CopiesMap& copies);
00115 };
00116 
00117 DECLARE_OBJECT_PTR(MemoryVMatrix);
00118 
00119 } // end of namespace PLearn
00120 #endif
00121 
00122 
00123 /*
00124   Local Variables:
00125   mode:c++
00126   c-basic-offset:4
00127   c-file-style:"stroustrup"
00128   c-file-offsets:((innamespace . 0)(inline-open . 0))
00129   indent-tabs-mode:nil
00130   fill-column:79
00131   End:
00132 */
00133 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :
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