1. Olabisi Onabanjo University,Artificial Intelligent Systems Research Group,Department of Mathematical Sciences,Ago-Iwoye,Nigeria
2. Bowen University,Department of Computer Science,Iwo,Nigeria
3. University of Ilorin,Department of Computer Science,Ilorin,Nigeria
4. McKesson Corporation,San Francisco,CA,USA,94104
5. Sikkim Manipal University,Directorate of Research,Gangtok,Sikkim,India,737102