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- #ifndef OPENCV_OPTIM_HPP
- #define OPENCV_OPTIM_HPP
- #include "opencv2/core.hpp"
- namespace cv
- {
- class CV_EXPORTS MinProblemSolver : public Algorithm
- {
- public:
-
- class CV_EXPORTS Function
- {
- public:
- virtual ~Function() {}
- virtual int getDims() const = 0;
- virtual double getGradientEps() const;
- virtual double calc(const double* x) const = 0;
- virtual void getGradient(const double* x,double* grad);
- };
-
- virtual Ptr<Function> getFunction() const = 0;
-
- virtual void setFunction(const Ptr<Function>& f) = 0;
-
- virtual TermCriteria getTermCriteria() const = 0;
-
- virtual void setTermCriteria(const TermCriteria& termcrit) = 0;
-
- virtual double minimize(InputOutputArray x) = 0;
- };
- class CV_EXPORTS DownhillSolver : public MinProblemSolver
- {
- public:
-
- virtual void getInitStep(OutputArray step) const=0;
-
- virtual void setInitStep(InputArray step)=0;
-
- static Ptr<DownhillSolver> create(const Ptr<MinProblemSolver::Function>& f=Ptr<MinProblemSolver::Function>(),
- InputArray initStep=Mat_<double>(1,1,0.0),
- TermCriteria termcrit=TermCriteria(TermCriteria::MAX_ITER+TermCriteria::EPS,5000,0.000001));
- };
- class CV_EXPORTS ConjGradSolver : public MinProblemSolver
- {
- public:
-
- static Ptr<ConjGradSolver> create(const Ptr<MinProblemSolver::Function>& f=Ptr<ConjGradSolver::Function>(),
- TermCriteria termcrit=TermCriteria(TermCriteria::MAX_ITER+TermCriteria::EPS,5000,0.000001));
- };
- enum SolveLPResult
- {
- SOLVELP_UNBOUNDED = -2,
- SOLVELP_UNFEASIBLE = -1,
- SOLVELP_SINGLE = 0,
- SOLVELP_MULTI = 1
- };
- CV_EXPORTS_W int solveLP(const Mat& Func, const Mat& Constr, Mat& z);
- }
- #endif
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