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#ifndef _ASVM_NLOPT_SOLVER_H_
#define _ASVM_NLOPT_SOLVER_H_
#include <nlopt.hpp>
#include "asvm.h"
typedef struct {
unsigned int num_alpha;
double** NLModulationKernel;
bool bVerbose;
}obj_func_data;
typedef struct {
unsigned int num_alpha;
int *data_labels;
bool bVerbose;
} constr_func_data;
class ASVM_NLopt_Solver
{
private:
nlopt_opt main_opt;
nlopt_algorithm main_algo;
asvmdata* copy_data;
nlopt_algorithm sub_algo;
double constr_tol;
double fun_rel_tol;
double x_rel_tol;
long max_iter;
long max_time_sec;
double paramC;
bool bVerbose;
public:
ASVM_NLopt_Solver()
{
main_algo = NLOPT_LD_AUGLAG;
sub_algo = NLOPT_LD_LBFGS;
paramC = 1e6;
constr_tol = 1e-5;
fun_rel_tol = 1e-10;
x_rel_tol = 1e-10;
max_iter = 1e6;
max_time_sec = 120;
bVerbose = false;
}
int learn(asvmdata& input1, unsigned int tclass, asvm* svmobj);
void configure(const char* paramFile);
void force_stop() { nlopt_set_force_stop(main_opt,1);}
private:
double forward(int index, double* x_smo, asvmdata* dat);
};
#endif
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