aprioritsortedapp.java

apriori algorithm using datasets implementation

/* ----------------------------------------------------------- */
/*                                                             */
/*               APRIORI-T SORTED APPLICATION                  */
/*                                                             */
/*                      Frans Coenen                           */
/*                                                             */
/*                     12 July 2002                            */
/*                                                             */
/*              Department of Computer Science                 */
/*               The University of Liverpool                   */
/*                                                             */ 
/* ----------------------------------------------------------- */

import java.io.*;

public class AprioriTsortedApp {
    
    // ------------------- FIELDS ------------------------
    
    // None
    
    // ---------------- CONSTRUCTORS ---------------------
    
    // None
    
    // ------------------ METHODS ------------------------
    
    public static void main(String[] args) throws IOException {
        
	// Create instance of class TotalSupportTree
	
	TotalSupportTree newAprioriT = new TotalSupportTree(args);
	
	// Read data to be mined from file
	
	newAprioriT.inputDataSet();
	
	// Reorder input data according to frequency of single attributes
	
	newAprioriT.idInputDataOrdering();
	newAprioriT.recastInputData();
	
	// Mine data and produce T-tree
	
	double time1 = (double) System.currentTimeMillis(); 
	newAprioriT.createTotalSupportTree();
	newAprioriT.outputDuration(time1,(double) System.currentTimeMillis());
	
	// Output 
	
	newAprioriT.outputNumFreqSets();
	newAprioriT.outputNumUpdates();
	newAprioriT.outputStorage();
	newAprioriT.outputFrequentSets();
	
	// Generate ARS
	
        newAprioriT.generateARs();
        newAprioriT.getCurrentRuleListObject().outputNumRules();
        newAprioriT.getCurrentRuleListObject().outputRulesWithReconversion();

        // End
        System.exit(0);
	}
    }