Dept of Computer Science, University of New Orleans, 2000 Lakeshore Drive, New Orleans, LA 70148, USA. winters@cs.uno.edu|Dept of Computer Science, University of New Orleans, 2000 Lakeshore Drive, New Orleans, LA 70148, USA. winters@cs.uno.edu|Dept of Computer Science, University of New Orleans, 2000 Lakeshore Drive, New Orleans, LA 70148, USA. winters@cs.uno.edu