MILAD RIYAHI1, MARJAN KUCHAKI RAFSANJANI1,
ROUZBEH MOTEVALLI2 AND AHMAD HASHEMI2
1Department of Computer Science
Faculty of Mathematics and Computer
Shahid Bahonar University of Kerman
Kerman, 76169-14111 Iran
2Department of Computer Science
Sari Branch, Islamic Azad University
Sari, 48161-19318 Iran
E-mail: kuchaki@uk.ac.ir