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#ifndef _MINIMIZERBASE_H_ |
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#define _MINIMIZERBASE_H_ |
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#include <string> |
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#include <vector> |
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#include "MinimizerParameterSet.hpp" |
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#include "NLModel.hpp" |
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#define MINSTATUS_ERROR -1 |
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#define MINSTATUS_CONVERGE 0 |
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#define MINSTATUS_MAXITER 1 |
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using namespace std; |
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class MinimizerBase{ |
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public: |
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virtual void Init() = 0; |
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virtual void Minimize() = 0; |
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virtual int step() = 0; |
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virtual int testConvergence() = 0; |
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//initialize the minimizer method |
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virtual void init() = 0; |
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virtual bool isSolvable() = 0; |
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//minimize the model |
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virtual void minimize() = 0; |
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void double setFTol(double tol); |
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void double setGradTol(double gradTol); |
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// |
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virtual int checkConvergence() = 0; |
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void setStepSize(double step) { stepSize = step;} |
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double getStepSize() { return stepSize;} |
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//check whether the model and the method are matched or not |
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virtual bool isSolvable() = 0; |
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void setMaxStep(double step) { maxStep = step;} |
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double getMaxStep() {return maxStep;} |
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// get the final status of minimization |
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int getMinimizationStatus() {return minStatus;} |
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const string& getMethodName() {return methodName;} |
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void setMethodName(const string& name) { methodName = name;} |
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// get the name of minimization method |
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const string getName() {return minimizerName;} |
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//set the name of minimiation method |
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void setName(const string& name) { minimizerName = name;} |
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protected: |
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int minStatus; |
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string minimizerName; |
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double stepSize; |
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double maxStep; |
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double fTol; |
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double gradTol; |
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string methodName; |
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}; |
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#endif |
