pmlpp/mlpp/outlier_finder/outlier_finder.cpp

42 lines
1.1 KiB
C++

//
// OutlierFinder.cpp
//
// Created by Marc Melikyan on 11/13/20.
//
#include "outlier_finder.h"
#include "../stat/stat.h"
#include <iostream>
MLPPOutlierFinder::MLPPOutlierFinder(int threshold) :
threshold(threshold) {
}
std::vector<std::vector<double>> MLPPOutlierFinder::modelSetTest(std::vector<std::vector<double>> inputSet) {
MLPPStat stat;
std::vector<std::vector<double>> outliers;
outliers.resize(inputSet.size());
for (int i = 0; i < inputSet.size(); i++) {
for (int j = 0; j < inputSet[i].size(); j++) {
double z = (inputSet[i][j] - stat.mean(inputSet[i])) / stat.standardDeviation(inputSet[i]);
if (abs(z) > threshold) {
outliers[i].push_back(inputSet[i][j]);
}
}
}
return outliers;
}
std::vector<double> MLPPOutlierFinder::modelTest(std::vector<double> inputSet) {
MLPPStat stat;
std::vector<double> outliers;
for (int i = 0; i < inputSet.size(); i++) {
double z = (inputSet[i] - stat.mean(inputSet)) / stat.standardDeviation(inputSet);
if (abs(z) > threshold) {
outliers.push_back(inputSet[i]);
}
}
return outliers;
}