package ca.pfv.spmf.test;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.net.URL;
import ca.pfv.spmf.algorithms.sequentialpatterns.spam.AlgoVMSP;
/**
* Example of how to use the VMSP algorithm in source code.
* @author Philippe Fournier-Viger
*/
public class MainTestVMSP_saveToFile {
public static void main(String [] arg) throws IOException{
// Load a sequence database
String input = fileToPath("contextPrefixSpan.txt");
String output = ".//output.txt";
// Create an instance of the algorithm
AlgoVMSP algo = new AlgoVMSP();
// This optional parameter allows to specify the maximum pattern length:
// algo.setMaximumPatternLength(4); // optional
// This optional parameter allows to specify the max gap between two
// itemsets in a pattern. If set to 1, only patterns of contiguous itemsets
// will be found (no gap).
//algo.setMaxGap(1);
// execute the algorithm with minsup = 2 sequences (50 %)
algo.runAlgorithm(input, output, 0.5);
algo.printStatistics();
}
public static String fileToPath(String filename) throws UnsupportedEncodingException{
URL url = MainTestVMSP_saveToFile.class.getResource(filename);
return java.net.URLDecoder.decode(url.getPath(),"UTF-8");
}
}