PLearn 0.1
NearestNeighborPredictionCost.h
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00001 // -*- C++ -*-
00002 
00003 // NearestNeighborPredictionCost.h
00004 //
00005 // Copyright (C) 2004 Martin Monperrus 
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  * $Id: NearestNeighborPredictionCost.h 3994 2005-08-25 13:35:03Z chapados $ 
00037  ******************************************************* */
00038 
00039 // Authors: Martin Monperrus
00040 
00044 #ifndef NearestNeighborPredictionCost_INC
00045 #define NearestNeighborPredictionCost_INC
00046 
00047 #include "plearn/base/Object.h"
00048 #include "plearn_learners/generic/PLearner.h"
00049 
00050 namespace PLearn {
00051 //using namespace PLearn; 
00052 using namespace std;
00053 
00054 class NearestNeighborPredictionCost: public Object
00055 {
00056 
00057 private:
00058   
00059     typedef Object inherited;
00060 
00061 protected:
00062     // *********************
00063     // * protected options *
00064     // *********************
00065 
00066     // ### declare protected option fields (such as learnt parameters) here
00067     // ...
00068     PP<PLearner> learner;
00069 public:
00070 
00071     // ************************
00072     // * public build options *
00073     // ************************
00074 
00075     // build options)
00076     int knn;
00077     VMat test_set;
00078     string learner_spec;
00079 
00080     // Others
00081     Vec cost;
00082     VMat computed_outputs;
00083     // ****************
00084     // * Constructors *
00085     // ****************
00086 
00088     // ### Make sure the implementation in the .cc
00089     // ### initializes all fields to reasonable default values.
00090     NearestNeighborPredictionCost();
00091 
00092 
00093     // ******************
00094     // * Object methods *
00095     // ******************
00096 
00097 private: 
00099     // (PLEASE IMPLEMENT IN .cc)
00100     void build_();
00101 
00102 protected: 
00104     // (PLEASE IMPLEMENT IN .cc)
00105     static void declareOptions(OptionList& ol);
00106 
00107 public:
00108     // Declares other standard object methods.
00109     // ### If your class is not instantiatable (it has pure virtual methods)
00110     // ### you should replace this by PLEARN_DECLARE_ABSTRACT_OBJECT_METHODS 
00111     PLEARN_DECLARE_OBJECT(NearestNeighborPredictionCost);
00112 
00113     // simply calls inherited::build() then build_() 
00114     virtual void build();
00115   
00116     void run();
00117 
00119     // (PLEASE IMPLEMENT IN .cc)
00120     virtual void makeDeepCopyFromShallowCopy(CopiesMap& copies);
00121 
00122 };
00123 
00124 // Declares a few other classes and functions related to this class
00125 DECLARE_OBJECT_PTR(NearestNeighborPredictionCost);
00126   
00127 } // end of namespace PLearn
00128 
00129 #endif
00130 
00131 
00132 /*
00133   Local Variables:
00134   mode:c++
00135   c-basic-offset:4
00136   c-file-style:"stroustrup"
00137   c-file-offsets:((innamespace . 0)(inline-open . 0))
00138   indent-tabs-mode:nil
00139   fill-column:79
00140   End:
00141 */
00142 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :
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