InitializeNone.hpp

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#ifndef KMEANS_INITIALIZE_NONE_HPP
#define KMEANS_INITIALIZE_NONE_HPP 
 
#include "Initialize.hpp"
#include <algorithm>
 
namespace kmeans {
 
template<typename Index_, typename Data_, typename Cluster_, typename Float_, class Matrix_ = Matrix<Index_, Data_> >
class InitializeNone final : public Initialize<Index_, Data_, Cluster_, Float_, Matrix_> { 
public:
    Cluster_ run(const Matrix_& matrix, Cluster_ ncenters, Float_*) const {
        return std::min(matrix.num_observations(), static_cast<Index_>(ncenters));
    }
};
 
}
 
#endif