Volume 12, Number 6, December 2011 (click for next issue, last issue)			ISSN 1473-8031 Print ISSN 1473-804x Online
	International Journal of Simulation Systems, Science & Technology
Editor-in-chief: David Al-Dabass, Science and Technology, Nottingham Trent University, UK
QOS AND QOE MODELLING FOR VIDEO STREAM OVER WIRELESS AND MOBILE NETWORK Herman Herman, Azizah Abdul Rahman, Yoanda Alim Syahbana and Kamalrulnizam Abu Bakar				1
ARTIFICIAL IMMUNE SYSTEMS APPLICATION IN POWER GRID Akash Singh				7
PERFORMANCE ANALYSIS OF MULTI-HOP DECODE AND FORWARD COOPERATIVE COMMUNICATIONS UNDER RAYLEIGH FADING CHANNEL Chirawat Kotchasarn				15
DESIGN OF A SWITCHING PID CONTROLLER FOR A MAGNETICALLY ACTUATED MASS SPRING DAMPER Shabnam Armaghan, Arefeh Moridi and Ali Khaki Sedigh				23
PRESENTATION OF MULTI LEVEL DATA REPLICATION DISTRIBUTED DECISION MAKING STRATEGY FOR HIGH PRIORITY TASKS IN REAL TIME DATA GRIDS Naghmeh Esmaily, Mahdi Jafari and Mehran Mohsen Zadeh				27
APPLICATION MIGRATION AND REPLICA ACCESS PATTERN (AMRAP) FOR DATA GRID Mahdi Jafari, Naghmeh Esmaily and Mehran Mohsen Zadeh				34
A NEW APPROACH FOR SEARCHING CANDIDATE LYAPUNOV FUNCTION FOR AUTONOMOUS NONLINEAR SYSTEMS Faical Hamidi, Houssem Jerbi and Mohamed Naceur Abdelkrim				40
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