1. Department of Computer Science & Engineering, PES College of Engineering, (Affiliated to University of Mysore), Mandya 571401, Karnataka, India
2. Department of Computer Science, College of Education-Zabid, Hodeidah University, Hodeidah P.O. Box 3114, Yemen
3. BMB Nord, Research Center Borstel, Parkallee 35, 23845 Borstel, Germany