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47 lines
851 B
C++
47 lines
851 B
C++
#pragma once
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struct svm_problem;
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struct svm_node;
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struct svm_parameter;
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struct svm_model;
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class CParameterSearch;
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#include <string>
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#define Malloc(type,n) (type *)malloc((n)*sizeof(type))
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class SVMUtil
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{
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public:
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SVMUtil();
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~SVMUtil();
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svm_problem* ParseTrainingFile(std::string strFilename);
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bool ParameterSearch( svm_parameter* pSvmParam, std::string strFilename);
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bool ScaleNode(svm_node*);
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bool CrossValidate(int nFolds, svm_parameter*);
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bool Load(std::string);
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bool Save(std::string);
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svm_model* m_pModel;
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private:
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bool ScaleTrainingData();
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bool DetermineScaleFactors();
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bool SaveSearch(const CParameterSearch* p_Search);
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void SaveScaleFactors(std::string);
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bool LoadScaleFactors(std::string);
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svm_problem* m_pProblem;
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double* m_pScaleFactors;
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int m_nParams;
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};
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