/******************************************************************************
*???????????????????????ONLINE?SUPPORT?VECTOR?REGRESSION??????????????????????*
*??????????????????????Copyright?2006?-?Francesco?Parrella????????????????????*
*?????????????????????????????????????????????????????????????????????????????*
*This?program?is?distributed?under?the?terms?of?the?GNU?General?Public?License*
******************************************************************************/


#ifndef?CROSS_VALIDATION_CPP
#define?CROSS_VALIDATION_CPP

#include?“OnlineSVR.h“
#include?
#include?
#include?


namespace?onlinesvr
{

	void?OnlineSVR::CrossValidation?（Matrix*?TrainingSetX?Vector*?TrainingSetY?Vector*?EpsilonList?Vector*?CList?Vector*?KernelParamList?int?SetNumber?char*?ResultsFileName）
	{
		int?i?j?k;

		//?Partition?of?the?training?set
		int?SamplesPerSet?=?static_cast（TrainingSetX->GetLengthRows（）/SetNumber）;
		
		//?Build?the?Sets
		Vector*>*?SetX?=?new?Vector*>（）;
		Vector*>*?SetY?=?new?Vector*>（）;		
		for?（i=0;?i			SetX->Add（new?Matrix（））;
			SetY->Add（new?Vector（））;
			for?（j=0;?j				SetX->GetValue（i）->AddRowCopy（TrainingSetX->GetRowRef（j*SetNumber+i））;
				SetY->GetValue（i）->Add（TrainingSetY->GetValue（j*SetNumber+i））;
			}
		}
		
		//?Open?the?file
		ofstream?File?（ResultsFileName?ios::out）;
		if?（!File）?{
			cerr?<			return;
		}		
		File?<
		//?Cross?Validation
		int?IterationsNumber?=?EpsilonList->GetLength（）?*?CList->GetLength（）?*?KernelParamList->GetLength（）;
		int?CurrentIteration?=?0;
		double?MinError?=?10000;
		double?MinEpsilon?=?0;
		double?MinC?=?0;
		double?MinKernelParam?=?0;
		for?（i=0;?iGetLength（）;?i++）?{
			for?（j=0;?jGetLength（）;?j++）?{		
				for?（k=0;?kGetLength（）;?k++）?{
					if（1==0）//if?（CurrentIteration==33?||?CurrentIteration==34?||?CurrentIteration==42）
					{CurrentIteration++;?printf（“%d\n“CurrentIteration）;}
					else?{
					double?Error?=?CrossValidation?（SetX?SetY?EpsilonList->GetValue（i）?CList->GetValue（j）?KernelParamList->GetValue（k））;
					File?<GetValue（i）?<GetValue（j）?<GetValue（k）?<					cout?<GetValue（i）?<GetValue（j）?<GetValue（k）?<					if?（Error						MinError?=?Error;
						MinEpsilon?=?EpsilonList->GetValue（i）;
						MinC?=?CList->GetValue（j）;
						MinKernelParam?=?KernelParamList->GetValue（k）;
					}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件????????7542??2006-12-01?16:29??OnlineSVR?C++?Code\CrossValidation.cpp
?????文件????????1979??2006-12-01?23:06??OnlineSVR?C++?Code\Example.cpp
?????文件???????10659??2007-06-11?19:40??OnlineSVR?C++?Code\File.cpp
?????文件????????5537??2007-06-11?19:37??OnlineSVR?C++?Code\Forget.cpp
?????文件???????18326??2006-12-01?15:47??OnlineSVR?C++?Code\GPL.txt
?????文件????????2202??2006-12-01?16:29??OnlineSVR?C++?Code\Kernel.cpp
?????文件???????13079??2007-06-01?15:24??OnlineSVR?C++?Code\Main.cpp
?????文件?????????785??2006-12-01?11:21??OnlineSVR?C++?Code\makefile
?????文件???????18796??2007-06-11?01:26??OnlineSVR?C++?Code\Matrix.h
?????文件???????16119??2007-06-11?01:42??OnlineSVR?C++?Code\OnlineSVR.cpp
?????文件????????9454??2007-06-09?15:47??OnlineSVR?C++?Code\OnlineSVR.h
?????文件???????10944??2007-06-11?01:35??OnlineSVR?C++?Code\Show.cpp
?????文件????????6546??2007-06-11?19:36??OnlineSVR?C++?Code\Stabilize.cpp
?????文件????????9357??2007-06-11?19:37??OnlineSVR?C++?Code\Train.cpp
?????文件???????21018??2007-06-13?11:44??OnlineSVR?C++?Code\Variations.cpp
?????文件???????17440??2007-06-11?19:20??OnlineSVR?C++?Code\Vector.h