PLearn 0.1
IndexedVMatrix.h
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00001 // -*- C++ -*-
00002 
00003 // PLearn (A C++ Machine Learning Library)
00004 // Copyright (C) 2003 Pascal Vincent, Olivier Delalleau
00005 //
00006 // Redistribution and use in source and binary forms, with or without
00007 // modification, are permitted provided that the following conditions are met:
00008 //
00009 //  1. Redistributions of source code must retain the above copyright
00010 //     notice, this list of conditions and the following disclaimer.
00011 //
00012 //  2. Redistributions in binary form must reproduce the above copyright
00013 //     notice, this list of conditions and the following disclaimer in the
00014 //     documentation and/or other materials provided with the distribution.
00015 //
00016 //  3. The name of the authors may not be used to endorse or promote
00017 //     products derived from this software without specific prior written
00018 //     permission.
00019 //
00020 // THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
00021 // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
00022 // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
00023 // NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
00024 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
00025 // TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
00026 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
00027 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
00028 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
00029 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00030 //
00031 // This file is part of the PLearn library. For more information on the PLearn
00032 // library, go to the PLearn Web site at www.plearn.org
00033 
00034 
00035 /* *******************************************************
00036  * $Id: IndexedVMatrix.h 5557 2006-05-10 20:36:58Z lamblin $
00037  ******************************************************* */
00038 
00039 
00040 #ifndef IndexedVMatrix_INC
00041 #define IndexedVMatrix_INC
00042 
00043 #include "SourceVMatrix.h"
00044 #include "VMat.h"
00045 
00046 namespace PLearn {
00047 using namespace std;
00048 
00053 class IndexedVMatrix: public SourceVMatrix
00054 {
00055     typedef SourceVMatrix inherited;
00056 
00057 protected:
00061     bool need_fix_mappings;
00062 
00067     TVec< map<real, real> > fixed_mappings;
00068 
00069 
00070 public:
00072 // - DEPRECATED    VMat m;
00073     bool fully_check_mappings;
00074 
00075     IndexedVMatrix(bool call_build_ = false);
00076 
00077     IndexedVMatrix(VMat the_source,
00078                    bool the_fully_check_mappings = false,
00079                    bool call_build_ = false);
00080 
00081     PLEARN_DECLARE_OBJECT(IndexedVMatrix);
00082 
00083     static void declareOptions(OptionList& ol);
00084 
00086     virtual void makeDeepCopyFromShallowCopy(CopiesMap& copies);
00087     virtual void build();
00088     virtual void getNewRow(int i, const Vec&v) const;
00089 //    virtual real get(int i, int j) const;
00090     virtual void put(int i, int j, real value);
00091 
00092 private:
00093 
00094     void build_();
00095 
00099     void ensureMappingsConsistency();
00100 
00104     void fullyCheckMappings();
00105 
00106 };
00107 
00108 DECLARE_OBJECT_PTR(IndexedVMatrix);
00109 
00110 } // end of namespace PLearn
00111 #endif
00112 
00113 
00114 /*
00115   Local Variables:
00116   mode:c++
00117   c-basic-offset:4
00118   c-file-style:"stroustrup"
00119   c-file-offsets:((innamespace . 0)(inline-open . 0))
00120   indent-tabs-mode:nil
00121   fill-column:79
00122   End:
00123 */
00124 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :
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