mdlp/sample/sample.cpp

#include <iostream>
#include <vector>
#include <iomanip>
#include "../CPPFImdlp.h"
#include "../tests/ArffFiles.h"

using namespace std;
using namespace mdlp;


int main(int argc, char** argv)
{
    ArffFiles file;
    string path = "../../tests/datasets/";
    map<string, bool> datasets = {
            {"mfeat-factors",      true},
            {"iris",               true},
            {"letter",             true},
            {"glass",              true},
            {"kdd_JapaneseVowels", false},
            {"test",               true}
    };
    if (argc != 2 || datasets.find(argv[1]) == datasets.end()) {
        cout << "Usage: " << argv[0] << " {mfeat-factors, glass, iris, letter, kdd_JapaneseVowels, test}" << endl;
        return 1;
    }

    file.load(path + argv[1] + ".arff", datasets[argv[1]]);
    auto attributes = file.getAttributes();
    int items = file.getSize();
    cout << "Number of lines: " << items << endl;
    cout << "Attributes: " << endl;
    for (auto attribute : attributes) {
        cout << "Name: " << get<0>(attribute) << " Type: " << get<1>(attribute) << endl;
    }
    cout << "Class name: " << file.getClassName() << endl;
    cout << "Class type: " << file.getClassType() << endl;
    cout << "Data: " << endl;
    vector<samples_t>& X = file.getX();
    labels_t& y = file.getY();
    for (int i = 0; i < 50; i++) {
        for (auto feature : X) {
            cout << fixed << setprecision(1) << feature[i] << " ";
        }
        cout << y[i] << endl;
    }
    mdlp::CPPFImdlp test = mdlp::CPPFImdlp();
    auto total = 0;
    for (auto i = 0; i < attributes.size(); i++) {
        auto min_max = minmax_element(X[i].begin(), X[i].end());
        cout << "Cut points for " << get<0>(attributes[i]) << endl;
        cout << "Min: " << *min_max.first << " Max: " << *min_max.second << endl;
        cout << "--------------------------" << setprecision(3) << endl;
        test.fit(X[i], y);
        for (auto item : test.getCutPoints()) {
            cout << item << endl;
        }
        total += test.getCutPoints().size();
    }
    cout << "Total cut points: " << total << endl;
    return 0;
}