String input = fileToPath("current_combined_data.txt");
String output = ".//output_combined.txt";
double maxdistance = _k;
// Apply the algorithm
AlgoHierarchicalClustering algo = new AlgoHierarchicalClustering(); // we request 3 clusters
algo.runAlgorithm(input, maxdistance);
algo.printStatistics();
algo.saveToCombFile(output);
}