PLearn 0.1
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00001 // -*- C++ -*- 00002 00003 // MultiTaskSeparationSplitter.h 00004 // 00005 // Copyright (C) 2006 Hugo Larochelle 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: .pyskeleton_header 544 2003-09-01 00:05:31Z plearner $ 00037 ******************************************************* */ 00038 00039 // Authors: Hugo Larochelle 00040 00044 #ifndef MultiTaskSeparationSplitter_INC 00045 #define MultiTaskSeparationSplitter_INC 00046 00047 #include <plearn/vmat/Splitter.h> 00048 #include <plearn/math/PRandom.h> 00049 00050 namespace PLearn { 00051 00056 class MultiTaskSeparationSplitter : public Splitter 00057 { 00058 typedef Splitter inherited; 00059 00060 public: 00061 //##### Public Build Options ############################################ 00062 00064 int numsplits; 00065 00067 TVec< int > tasks; 00068 00071 bool select_tasks_randomly; 00072 00075 bool append_train; 00076 00078 real seed; 00079 00080 public: 00081 //##### Public Member Functions ######################################### 00082 00084 // ### Make sure the implementation in the .cc 00085 // ### initializes all fields to reasonable default values. 00086 MultiTaskSeparationSplitter(); 00087 00088 00089 //##### Splitter Member Functions ####################################### 00090 00092 virtual int nsplits() const; 00093 00095 virtual int nSetsPerSplit() const; 00096 00098 virtual TVec<VMat> getSplit(int i=0); 00099 00101 virtual void setDataSet(VMat the_dataset); 00102 00103 //##### PLearn::Object Protocol ######################################### 00104 00105 // Declares other standard object methods. 00106 // ### If your class is not instantiatable (it has pure virtual methods) 00107 // ### you should replace this by PLEARN_DECLARE_ABSTRACT_OBJECT_METHODS 00108 PLEARN_DECLARE_OBJECT(MultiTaskSeparationSplitter); 00109 00110 // Simply calls inherited::build() then build_() 00111 virtual void build(); 00112 00114 virtual void makeDeepCopyFromShallowCopy(CopiesMap& copies); 00115 00116 protected: 00117 //##### Protected Options ############################################### 00118 00119 PP<PRandom> random_gen; 00120 00121 protected: 00122 //##### Protected Member Functions ###################################### 00123 00125 static void declareOptions(OptionList& ol); 00126 00127 private: 00128 //##### Private Member Functions ######################################## 00129 00131 void build_(); 00132 00133 private: 00134 //##### Private Data Members ############################################ 00135 00136 }; 00137 00138 // Declares a few other classes and functions related to this class 00139 DECLARE_OBJECT_PTR(MultiTaskSeparationSplitter); 00140 00141 } // end of namespace PLearn 00142 00143 #endif 00144 00145 00146 /* 00147 Local Variables: 00148 mode:c++ 00149 c-basic-offset:4 00150 c-file-style:"stroustrup" 00151 c-file-offsets:((innamespace . 0)(inline-open . 0)) 00152 indent-tabs-mode:nil 00153 fill-column:79 00154 End: 00155 */ 00156 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :