PLearn 0.1
Grapher.h
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00001 
00002 // -*- C++ -*-
00003 
00004 // Grapher.h
00005 //
00006 // Copyright (C) 2003  Pascal Vincent 
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  * $Id: Grapher.h 4051 2005-09-07 17:10:51Z plearner $ 
00038  ******************************************************* */
00039 
00041 #ifndef Grapher_INC
00042 #define Grapher_INC
00043 
00044 #include <plearn/base/Object.h>
00045 #include <plearn_learners/generic/PLearner.h>
00046 
00047 namespace PLearn {
00048 using namespace std;
00049 
00050 class Grapher: public Object
00051 {
00052 protected:
00053     // *********************
00054     // * protected options *
00055     // *********************
00056 
00057     // ### declare protected option fields (such as learnt parameters) here
00058     // ...
00059     
00060 public:
00061 
00062     typedef Object inherited;
00063 
00064     // ************************
00065     // * public build options *
00066     // ************************
00067 
00068     string basename;
00069     string task;
00070     real class1_threshold;
00071     PP<PLearner> learner;
00072     VMat trainset;
00073     TVec<int> griddim;
00074     TVec< pair<real,real> > gridrange;
00075     real radius;
00076     bool bw;
00077   
00078     string save_learner_as;
00079 
00080     // ****************
00081     // * Constructors *
00082     // ****************
00083 
00084     // Default constructor, make sure the implementation in the .cc
00085     // initializes all fields to reasonable default values.
00086     Grapher();
00087 
00088 
00089     // ******************
00090     // * Object methods *
00091     // ******************
00092 
00093 private: 
00095     void build_();
00096   
00097     void computeAutoGridrange();
00098 
00099 protected: 
00101     // (Please implement in .cc)
00102     static void declareOptions(OptionList& ol);
00103 
00104 public:
00106     virtual void run();
00107 
00108     // simply calls inherited::build() then build_() 
00109     virtual void build();
00110 
00112     virtual void makeDeepCopyFromShallowCopy(CopiesMap& copies);
00113 
00115     PLEARN_DECLARE_OBJECT(Grapher);
00116 
00117     static void plot_2D_classification(string epsfname, VMat trainset, 
00118                                        TVec<int> griddim, TVec< pair<real,real> > gridrange,
00119                                        VMat gridoutputs, real radius, bool bw=false);
00120 
00121     static void plot_1D_regression(string basename, VMat trainset, 
00122                                    TVec<int> griddim, TVec< pair<real,real> > gridrange, 
00123                                    VMat gridoutputs, VMat trainoutputs, bool bw=false);
00124 };
00125 
00126 // Declares a few other classes and functions related to this class
00127 DECLARE_OBJECT_PTR(Grapher);
00128   
00129 } // end of namespace PLearn
00130 
00131 #endif
00132 
00133 
00134 /*
00135   Local Variables:
00136   mode:c++
00137   c-basic-offset:4
00138   c-file-style:"stroustrup"
00139   c-file-offsets:((innamespace . 0)(inline-open . 0))
00140   indent-tabs-mode:nil
00141   fill-column:79
00142   End:
00143 */
00144 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :
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