package ca.pfv.spmf.test;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.net.URL;
import ca.pfv.spmf.algorithms.frequentpatterns.fpgrowth.AlgoFPGrowth;
import ca.pfv.spmf.algorithms.frequentpatterns.fpgrowth.AlgoFPMax;
/**
* Example of how to use FPMax from the source code and save
* the resutls to a file.
* @author Philippe Fournier-Viger (Copyright 2008)
*/
public class MainTestFPMax_saveToFile {
public static void main(String [] arg) throws FileNotFoundException, IOException{
// the file paths
String input = fileToPath("contextPasquier99.txt"); // the database
String output = ".//output.txt"; // the path for saving the frequent itemsets found
double minsup = 0.4; // means a minsup of 2 transaction (we used a relative support)
// Applying the FPMax algorithm
AlgoFPMax algo = new AlgoFPMax();
algo.runAlgorithm(input, output, minsup);
algo.printStats();
}
public static String fileToPath(String filename) throws UnsupportedEncodingException{
URL url = MainTestFPMax_saveToFile.class.getResource(filename);
return java.net.URLDecoder.decode(url.getPath(),"UTF-8");
}
}