Marsyas
0.6.0-alpha
|
00001 /* 00002 ** Copyright (C) 1998-2010 George Tzanetakis <gtzan@cs.uvic.ca> 00003 ** 00004 ** This program is free software; you can redistribute it and/or modify 00005 ** it under the terms of the GNU General Public License as published by 00006 ** the Free Software Foundation; either version 2 of the License, or 00007 ** (at your option) any later version. 00008 ** 00009 ** This program is distributed in the hope that it will be useful, 00010 ** but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00012 ** GNU General Public License for more details. 00013 ** 00014 ** You should have received a copy of the GNU General Public License 00015 ** along with this program; if not, write to the Free Software 00016 ** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 00017 */ 00018 00019 #include "../common_source.h" 00020 #include "MeanAbsoluteDeviation.h" 00021 00022 using std::ostringstream; 00023 using namespace Marsyas; 00024 00025 MeanAbsoluteDeviation::MeanAbsoluteDeviation(mrs_string name) : MarSystem("MeanAbsoluteDeviation", name) 00026 { 00028 addControls(); 00029 } 00030 00031 MeanAbsoluteDeviation::MeanAbsoluteDeviation(const MeanAbsoluteDeviation& a) : MarSystem(a) 00032 { 00033 } 00034 00035 00036 MeanAbsoluteDeviation::~MeanAbsoluteDeviation() 00037 { 00038 } 00039 00040 MarSystem* 00041 MeanAbsoluteDeviation::clone() const 00042 { 00043 return new MeanAbsoluteDeviation(*this); 00044 } 00045 00046 void 00047 MeanAbsoluteDeviation::addControls() 00048 { 00049 } 00050 00051 void 00052 MeanAbsoluteDeviation::myUpdate(MarControlPtr sender) 00053 { 00054 MRSDIAG("MeanAbsoluteDeviation.cpp - MeanAbsoluteDeviation:myUpdate"); 00055 00057 MarSystem::myUpdate(sender); 00058 00059 ctrl_onSamples_->setValue((mrs_natural)1, NOUPDATE); 00060 00061 // Add prefix to the observation names. 00062 mrs_string inObsNames = ctrl_inObsNames_->to<mrs_string>(); 00063 ctrl_onObsNames_->setValue(obsNamesAddPrefix(inObsNames, 00064 "MeanAbsoluteDeviation_"), NOUPDATE); 00065 } 00066 00067 void 00068 MeanAbsoluteDeviation::myProcess(realvec& in, realvec& out) 00069 { 00070 mrs_natural t,o; 00071 00073 for (o = 0; o < inObservations_; o++) 00074 { 00075 mrs_real sum = 0.0; 00076 for (t = 0; t < inSamples_; t++) 00077 { 00078 sum += fabs( in(o,t) ); 00079 } 00080 out(o, 0) = sum / inSamples_; 00081 } 00082 }