pmlpp/mlpp/kmeans/kmeans.h

48 lines
1.2 KiB
C++

#ifndef MLPP_K_MEANS_H
#define MLPP_K_MEANS_H
//
// KMeans.hpp
//
// Created by Marc Melikyan on 10/2/20.
//
#include <vector>
#include <string>
namespace MLPP{
class KMeans{
public:
KMeans(std::vector<std::vector<double>> inputSet, int k, std::string init_type = "Default");
std::vector<std::vector<double>> modelSetTest(std::vector<std::vector<double>> X);
std::vector<double> modelTest(std::vector<double> x);
void train(int epoch_num, bool UI = 1);
double score();
std::vector<double> silhouette_scores();
private:
void Evaluate();
void computeMu();
void centroidInitialization(int k);
void kmeansppInitialization(int k);
double Cost();
std::vector<std::vector<double>> inputSet;
std::vector<std::vector<double>> mu;
std::vector<std::vector<double>> r;
double euclideanDistance(std::vector<double> A, std::vector<double> B);
double accuracy_threshold;
int k;
std::string init_type;
};
}
#endif /* KMeans_hpp */