Department of Computer Science, University of New Orleans, New Orleans, LA 70148, USA. kthomson@uno.edu|Department of Computer Science, University of New Orleans, New Orleans, LA 70148, USA. kthomson@uno.edu|Department of Computer Science, University of New Orleans, New Orleans, LA 70148, USA. kthomson@uno.edu|Department of Computer Science, University of New Orleans, New Orleans, LA 70148, USA. kthomson@uno.edu