PLearn 0.1
IdentityPLearner.h
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00001 // -*- C++ -*-
00002 
00003 // IdentityPLearner.h
00004 //
00005 // Copyright (C) 2009 Réjean Ducharme
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: Réjean Ducharme
00036 
00040 #ifndef IdentityPLearner_INC
00041 #define IdentityPLearner_INC
00042 
00043 #include <plearn_learners/generic/PLearner.h>
00044 
00045 namespace PLearn {
00046 
00047 class IdentityPLearner : public PLearner
00048 {
00049     typedef PLearner inherited;
00050 
00051 public:
00052     //#####  Public Member Functions  #########################################
00053 
00055     IdentityPLearner();
00056 
00057 
00058     //#####  PLearner Member Functions  #######################################
00059 
00062     virtual int outputsize() const;
00063 
00067     virtual void train();
00068 
00070     virtual void computeOutput(const Vec& input, Vec& output) const;
00071 
00073     virtual void computeCostsFromOutputs(const Vec& input, const Vec& output, const Vec& target, Vec& costs) const;
00074 
00077     virtual TVec<std::string> getTestCostNames() const;
00078 
00081     virtual TVec<std::string> getTrainCostNames() const;
00082 
00083 
00084     //#####  PLearn::Object Protocol  #########################################
00085 
00086     // Declares other standard object methods.
00087     // ### If your class is not instantiatable (it has pure virtual methods)
00088     // ### you should replace this by PLEARN_DECLARE_ABSTRACT_OBJECT_METHODS
00089     PLEARN_DECLARE_OBJECT(IdentityPLearner);
00090 };
00091 
00092 // Declares a few other classes and functions related to this class
00093 DECLARE_OBJECT_PTR(IdentityPLearner);
00094 
00095 } // end of namespace PLearn
00096 
00097 #endif
00098 
00099 
00100 /*
00101   Local Variables:
00102   mode:c++
00103   c-basic-offset:4
00104   c-file-style:"stroustrup"
00105   c-file-offsets:((innamespace . 0)(inline-open . 0))
00106   indent-tabs-mode:nil
00107   fill-column:79
00108   End:
00109 */
00110 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :
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