PLearn 0.1
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00001 // -*- C++ -*- 00002 // convolutions.h 00003 00004 // PLearn (A C++ Machine Learning Library) 00005 // Copyright (C) 1998 Pascal Vincent 00006 // Copyright (C) 1999-2002 Pascal Vincent, Yoshua Bengio and University of 00007 // Montreal 00008 // 00009 00010 // Redistribution and use in source and binary forms, with or without 00011 // modification, are permitted provided that the following conditions are met: 00012 // 00013 // 1. Redistributions of source code must retain the above copyright 00014 // notice, this list of conditions and the following disclaimer. 00015 // 00016 // 2. Redistributions in binary form must reproduce the above copyright 00017 // notice, this list of conditions and the following disclaimer in the 00018 // documentation and/or other materials provided with the distribution. 00019 // 00020 // 3. The name of the authors may not be used to endorse or promote 00021 // products derived from this software without specific prior written 00022 // permission. 00023 // 00024 // THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR 00025 // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 00026 // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN 00027 // NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 00028 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED 00029 // TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 00030 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 00031 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 00032 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 00033 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00034 // 00035 // This file is part of the PLearn library. For more information on the PLearn 00036 // library, go to the PLearn Web site at www.plearn.org 00037 00038 00039 /* ******************************************************* 00040 * $Id$ 00041 * This file is part of the PLearn library. 00042 ******************************************************* */ 00043 00046 #ifndef convolutions_INC 00047 #define convolutions_INC 00048 00049 #include <plearn/math/TMat.h> 00050 00051 namespace PLearn { 00052 00058 void convolve1D(const Vec& source_signal, const Vec& kernel, 00059 const Vec& dest_signal, int step=1, bool accumulate=true); 00060 00061 00073 void backConvolve1D(const Vec& source_signal, const Vec& kernel, 00074 const Vec& dest_signal, int step=1, bool accumulate=true); 00075 00076 00082 void convolve1Dbackprop(const Vec& source_signal, const Vec& kernel, 00083 const Vec& dC_ddest_signal, 00084 const Vec& dC_dsource_signal, const Vec& dC_dkernel, 00085 int step=1, bool accumulate=true); 00086 00087 00091 void convolve1Dbackprop(const Vec& source_signal, 00092 const Vec& dC_ddest_signal, 00093 const Vec& dC_dkernel, 00094 int step=1, bool accumulate=true); 00095 00096 00102 void backConvolve1Dbackprop(const Vec& kernel, const Vec& dest_signal, 00103 const Vec& dC_ddest_signal, 00104 const Vec& dC_dsource_signal, 00105 const Vec& dC_dkernel, 00106 int step=1, bool accumulate=true); 00107 00108 00111 void backConvolve1Dbackprop(const Vec& dest_signal, 00112 const Vec& dC_dsource_signal, 00113 const Vec& dC_dkernel, 00114 int step=1, bool accumulate=true); 00115 00116 00123 void convolve2D(const Mat& source_image, const Mat& kernel, 00124 const Mat& dest_image, 00125 int step1=1, int step2=1, bool accumulate=true); 00126 00127 00146 void backConvolve2D(const Mat& source_image, const Mat& kernel, 00147 const Mat& dest_image, 00148 int step1=1, int step2=1, bool accumulate=true); 00149 00150 00159 void convolve2Dbackprop(const Mat& source_image, const Mat& kernel, 00160 const Mat& dC_ddest_image, 00161 const Mat& dC_dsource_image, const Mat& dC_dkernel, 00162 int step1=1, int step2=1, bool accumulate=true); 00163 00164 00171 void convolve2Dbackprop(const Mat& source_image, 00172 const Mat& dC_ddest_image, 00173 const Mat& dC_dkernel, 00174 int step1=1, int step2=1, bool accumulate=true); 00175 00176 00186 void backConvolve2Dbackprop(const Mat& kernel, const Mat& dest_image, 00187 const Mat& dC_ddest_image, 00188 const Mat& dC_dsource_image, const Mat& dC_dkernel, 00189 int step1=1, int step2=1, bool accumulate=true); 00190 00191 00198 void backConvolve2Dbackprop(const Mat& dest_image, 00199 const Mat& dC_dsource_image, 00200 const Mat& dC_dkernel, 00201 int step1=1, int step2=1, bool accumulate=true); 00202 00203 } // end of namespace PLearn 00204 00205 #endif //!< convolutions_INC 00206 00207 00208 /* 00209 Local Variables: 00210 mode:c++ 00211 c-basic-offset:4 00212 c-file-style:"stroustrup" 00213 c-file-offsets:((innamespace . 0)(inline-open . 0)) 00214 indent-tabs-mode:nil 00215 fill-column:79 00216 End: 00217 */ 00218 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :