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#ifndef POWER_LAW_MODEL_H_
#define POWER_LAW_MODEL_H_
#define OPT_HEADER
#include <core/fitter.hpp>
#include <cmath>
namespace opt_utilities
{
template <typename T>
class pl1d
:public model<T,T,std::vector<T>,std::string>
{
private:
model<T,T,std::vector<T> >* do_clone()const
{
return new pl1d<T>(*this);
}
public:
pl1d()
{
this->push_param_info(param_info<std::vector<T> >("Ampl",1));
this->push_param_info(param_info<std::vector<T> >("gamma",1));
}
T do_eval(const T& x,const std::vector<T>& param)
{
T A=get_element(param,0);
T gamma=get_element(param,1);
return A*pow(x,gamma);
}
private:
std::string do_to_string()const
{
return "Simple power law model\n"
"y=A*x^gamma\n";
}
};
}
#endif
//EOF
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