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120 lines
2.9 KiB
C
120 lines
2.9 KiB
C
12 years ago
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#include <set>
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#include "../thirdparty/boost/archive/text_oarchive.hpp"
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#include "../thirdparty/boost/archive/text_iarchive.hpp"
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#include "../thirdparty/boost/serialization/set.hpp"
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#include <ostream>
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#include "parameterresult.h"
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#include <string>
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struct svm_problem;
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struct svm_parameter;
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using namespace std;
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typedef multiset<ParameterResult*, lessthan> ResultsSet;
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struct RangeParameters
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{
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float fParam1Min;
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float fParam1Max;
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float fParam1Step;
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bool bParam1UseLog;
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float fParam2Min;
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float fParam2Max;
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float fParam2Step;
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bool bParam2UseLog;
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// members below could be moved to a derived class
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float fParam1RefinementFactor;
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float fParam2RefinementFactor;
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int nLevels; // alternatively have a minimum refined step for each param
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template<class Archive>
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void serialize(Archive & ar, const unsigned int version)
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{
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ar & fParam1Min;
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ar & fParam1Max;
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ar & fParam1Step;
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ar & bParam1UseLog;
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ar & fParam2Min;
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ar & fParam2Max;
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ar & fParam2Step;
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ar & bParam2UseLog;
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ar & fParam1RefinementFactor;
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ar & fParam2RefinementFactor;
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}
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// friend ostream& operator<<(ostream &os, const RangeParameters &rp);
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friend ostream& operator<<(ostream &os, const RangeParameters &rp)
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{
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os << rp.fParam1Min << endl;
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os << rp.fParam1Max << endl;
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os << rp.fParam1Step << endl;
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os << rp.bParam1UseLog << endl;
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os << rp.fParam2Min << endl;
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os << rp.fParam2Max << endl;
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os << rp.fParam2Step << endl;
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os << rp.bParam2UseLog << endl;
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os << rp.fParam1RefinementFactor << endl;
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os << rp.fParam2RefinementFactor << endl;
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return os;
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/* return os << rp.fParam1Min
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<< rp.fParam1Max
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<< rp.fParam1Step
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<< rp.bParam1UseLog
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<< rp.fParam2Min
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<< rp.fParam2Max
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<< rp.fParam2Step
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<< rp.bParam2UseLog
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<< rp.fParam1RefinementFactor
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<< rp.fParam2RefinementFactor;*/
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}
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};
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/*class SearchParameters : class RangeParameters
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{
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public:
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float fRefinementFactor;
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};*/
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class CParameterSearch
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{
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public:
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CParameterSearch(svm_problem* pProb, svm_parameter* pSvmParam, std::string);
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~CParameterSearch();
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bool SearchRange(ParameterResult* pResult, RangeParameters&);
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bool GetRefinedParameters(int nLevel, float fParam1, float fParam2, RangeParameters& paramsOut);
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ParameterResult* GetNextResult();
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svm_problem* m_pProblem;
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svm_parameter* m_pSvmParam;
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ResultsSet m_searchResults;
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RangeParameters m_rangeParameters;
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private:
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friend class boost::serialization::access;
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friend std::ostream & operator<<(std::ostream &os, const CParameterSearch &ps);
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template<class Archive>
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void serialize(Archive & ar, const unsigned int version)
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{
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ar.register_type(static_cast<ParameterResult *>(NULL));
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ar & m_rangeParameters;
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ar & m_searchResults;
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}
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void ResetSerialization();
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void SerializeData();
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void SaveTextResults();
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std::ofstream* m_pofs;
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boost::archive::text_oarchive* m_pOA;
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std::string m_strFilename;
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};
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