PLearn 0.1
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00001 // -*- C++ -*- 00002 00003 // Ker_VMat_utils.h 00004 // 00005 // Copyright (C) 2004 Pascal Vincent 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: Ker_VMat_utils.h 3994 2005-08-25 13:35:03Z chapados $ 00037 ******************************************************* */ 00038 00039 // Authors: Pascal Vincent 00040 00044 #ifndef Ker_VMat_utils_INC 00045 #define Ker_VMat_utils_INC 00046 00047 // Put includes here 00048 //#include <pair> 00049 #include <plearn/math/TVec.h> 00050 00051 namespace PLearn { 00052 using namespace std; 00053 00054 class Ker; 00055 class VMat; 00056 00067 void evaluateKernel(Ker ker, VMat vm, int v1_startcol, int v1_ncols, 00068 const Vec& v2, const Vec& result, int startrow=0, int nrows=-1); 00069 00071 real evaluateKernelSum(Ker ker, VMat vm, int v1_startcol, int v1_ncols, 00072 const Vec& v2, int startrow=0, int nrows=-1, int ignore_this_row=-1); 00073 00076 real evaluateKernelWeightedTargetSum(Ker ker, VMat vm, int v1_startcol, int v1_ncols, const Vec& v2, 00077 int t_startcol, int t_ncols, Vec& targetsum, int startrow=0, int nrows=-1, int ignore_this_row=-1); 00078 00079 00084 TVec< pair<real,int> > evaluateKernelTopN(int N, Ker ker, VMat vm, int v1_startcol, int v1_ncols, 00085 const Vec& v2, int startrow=0, int nrows=-1, int ignore_this_row=-1); 00086 00089 TVec< pair<real,int> > evaluateKernelBottomN(int N, Ker ker, VMat vm, int v1_startcol, int v1_ncols, 00090 const Vec& v2, int startrow=0, int nrows=-1, int ignore_this_row=-1); 00091 00092 00093 00094 } // end of namespace PLearn 00095 00096 #endif 00097 00098 00099 /* 00100 Local Variables: 00101 mode:c++ 00102 c-basic-offset:4 00103 c-file-style:"stroustrup" 00104 c-file-offsets:((innamespace . 0)(inline-open . 0)) 00105 indent-tabs-mode:nil 00106 fill-column:79 00107 End: 00108 */ 00109 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :