PLearn 0.1
PConditionalDistribution.h
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00001 // -*- C++ -*-
00002 
00003 // PConditionalDistribution.h
00004 // 
00005 // Copyright (C) 2004 Université de Montréal
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 #ifndef PConditionalDistribution_INC
00037 #define PConditionalDistribution_INC
00038 
00039 #include "PDistribution.h"
00040 
00041 namespace PLearn {
00042 using namespace std;
00043 
00044 class PConditionalDistribution: public PDistribution
00045 {
00046 
00047 private:
00048 
00049     typedef PDistribution inherited;  
00050 
00051 protected:
00052 
00053     // *********************
00054     // * protected options *
00055     // *********************
00056 
00057     // ### declare protected option fields (such as learnt parameters) here
00058     // ...
00059     
00060 public:
00061 
00062     // the part of the PLearner's inputsize() that corresponds to the size
00063     // of the conditioning variable. It should be < inputsize().
00064     int input_part_size;
00065 
00066 private: 
00067 
00069     // (Please implement in .cc)
00070     void build_();
00071 
00072 protected: 
00074     // (Please implement in .cc)
00075     static void declareOptions(OptionList& ol);
00076 
00077 public:
00078 
00079     // ****************
00080     // * Constructors *
00081     // ****************
00082 
00084     PConditionalDistribution();
00085 
00087     virtual void build();
00088 
00090     virtual void makeDeepCopyFromShallowCopy(CopiesMap& copies);
00091 
00093     virtual void setInput(const Vec& input) const;
00094 
00095     virtual void computeOutput(const Vec& input, Vec& output) const;
00096 
00097     // Declares a few other classes and functions related to this class
00098     PLEARN_DECLARE_OBJECT(PConditionalDistribution);
00099 };
00100 
00101   
00102 } // end of namespace PLearn
00103 
00104 #endif
00105 
00106 
00107 /*
00108   Local Variables:
00109   mode:c++
00110   c-basic-offset:4
00111   c-file-style:"stroustrup"
00112   c-file-offsets:((innamespace . 0)(inline-open . 0))
00113   indent-tabs-mode:nil
00114   fill-column:79
00115   End:
00116 */
00117 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :
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