aprioritsortedprunedapp.java

apriori algorithm using datasets implementation

/* ---------------------------------------------------------------------- */
/*                                                                        */
/*                APRIORI-T SORTED AND PRUNED APPLICATION                 */
/*                                                                        */
/*                             Frans Coenen                               */
/*                                                                        */
/*                             11 July 2002                               */
/*                                                                        */
/*                     Department of Computer Science                     */
/*                      The University of Liverpool                       */
/*                                                                        */ 
/* ---------------------------------------------------------------------- */

import java.io.*;

public class AprioriTsortedPrunedApp {
    
    // ------------------- 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 and prune input data according to frequency of single 
	// attributes
	
	newAprioriT.idInputDataOrdering();
	newAprioriT.recastInputDataAndPruneUnsupportedAtts(); 
	newAprioriT.setNumOneItemSets();
//newAprioriT.outputDataArray();	

	// Mine data and produce T-tree
	
	double time1 = (double) System.currentTimeMillis(); 
	newAprioriT.createTotalSupportTree();
	newAprioriT.outputDuration(time1,(double) System.currentTimeMillis());
	
	// Output 

//newAprioriT.outputTtree();	
	newAprioriT.outputNumFreqSets();
	newAprioriT.outputNumUpdates();
	newAprioriT.outputStorage();
	newAprioriT.outputFrequentSets();
	
	// Generate ARS
	
        newAprioriT.generateARs();
        newAprioriT.getCurrentRuleListObject().outputNumRules();
        newAprioriT.getCurrentRuleListObject().outputRulesWithReconversion();

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