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.estDec.Algo_estDecPlus;
/**
* Class to test the estDecPlus algorithm and save the result to a file.
*/
public class MainTest_estDecPlus_saveToFile {
public static void main(String [] arg) throws FileNotFoundException, IOException{
String database = fileToPath("contextPasquier99.txt");
String output = "output.txt";
if (arg.length!=0)
database=arg[0];
double mins = 0.001;
double minsig=0.3*mins;
double minmerge=0.1;
double delta=0.001;
double d=1;
Algo_estDecPlus algo = new Algo_estDecPlus(mins,d,minsig,delta,minmerge);
// Use the following line if you want to use the "b" and "h" instead of parameter "d".
// In that case d = Math.pow(b, -1.0 / h);
// double b = 2;
// double h = 2000;
// algo.setDecayRate(b, h);
// process a set of transactions from a file
algo.processTransactionFromFile(database);
// For debugging purposes, we can show the CP-Tree
// algo.showTreeForDebugging();
// perform mining and save the result to a file
algo.performMining_saveResultToFile(output);
// print statistics
algo.printStats();
}
public static String fileToPath(String filename) throws UnsupportedEncodingException{
URL url = MainTest_estDecPlus_saveToFile.class.getResource(filename);
return java.net.URLDecoder.decode(url.getPath(),"UTF-8");
}
}