PLearn 0.1
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00001 // -*- C++ -*- 00002 00003 // HeterogenuousAffineTransformWeightPenalty.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 // Authors: Hugo Larochelle 00036 00040 #ifndef HeterogenuousAffineTransformWeightPenalty_INC 00041 #define HeterogenuousAffineTransformWeightPenalty_INC 00042 00043 #include <plearn/var/NaryVariable.h> 00044 00045 namespace PLearn { 00046 using namespace std; 00047 00053 class HeterogenuousAffineTransformWeightPenalty : public NaryVariable 00054 { 00055 typedef NaryVariable inherited; 00056 00057 public: 00058 //##### Public Build Options ############################################ 00059 00061 TVec<bool> input_is_discrete; 00063 real weight_decay_; 00065 real bias_decay_; 00067 string penalty_type_; 00068 00069 public: 00070 //##### Public Member Functions ######################################### 00071 00073 HeterogenuousAffineTransformWeightPenalty(); 00074 00076 00077 // HeterogenuousAffineTransformWeightPenalty(const VarArray& vararray); 00078 HeterogenuousAffineTransformWeightPenalty(Var input, VarArray weights, TVec<bool> the_input_is_discrete, real weight_decay, real bias_decay=0, string penalty_type="L2_square"); 00079 00080 // Your other public member functions go here 00081 00082 //##### PLearn::Variable methods ######################################### 00083 // (PLEASE IMPLEMENT IN .cc) 00084 virtual void recomputeSize(int& l, int& w) const; 00085 virtual void fprop(); 00086 virtual void bprop(); 00087 00088 00089 //##### PLearn::Object Protocol ######################################### 00090 00091 // Declares other standard object methods. 00092 PLEARN_DECLARE_OBJECT(HeterogenuousAffineTransformWeightPenalty); 00093 00094 // Simply calls inherited::build() then build_() 00095 virtual void build(); 00096 00098 virtual void makeDeepCopyFromShallowCopy(CopiesMap& copies); 00099 00100 protected: 00101 //##### Protected Member Functions ###################################### 00102 00104 // (PLEASE IMPLEMENT IN .cc) 00105 static void declareOptions(OptionList& ol); 00106 00107 private: 00108 //##### Private Member Functions ######################################## 00109 00111 void build_(); 00112 00113 private: 00114 //##### Private Data Members ############################################ 00115 00116 }; 00117 00118 // Declares a few other classes and functions related to this class 00119 DECLARE_OBJECT_PTR(HeterogenuousAffineTransformWeightPenalty); 00120 00121 inline Var heterogenuous_affine_transform_weight_penalty(Var input, VarArray weights, TVec<bool> the_input_is_discrete, real weight_decay, real bias_decay=0, string penalty_type="L2_square") 00122 { return new HeterogenuousAffineTransformWeightPenalty(input, weights, the_input_is_discrete, weight_decay, bias_decay, penalty_type); } 00123 00124 } // end of namespace PLearn 00125 00126 #endif 00127 00128 00129 /* 00130 Local Variables: 00131 mode:c++ 00132 c-basic-offset:4 00133 c-file-style:"stroustrup" 00134 c-file-offsets:((innamespace . 0)(inline-open . 0)) 00135 indent-tabs-mode:nil 00136 fill-column:79 00137 End: 00138 */ 00139 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :