1. University of Alabama at Birmingham,Department of Computer Science,Alabama,USA
2. CASE, UET Peshawar,Department of Electrical Energy System,Peshawar,Pakistan
3. Informazione e Bioingegneria, Politecnico di Milano,Dipartimento di Elettronica,Milan,Italy
4. New Mexico Highlands University,Dept. of Comp. and Mathematical Sciences,Las Vegas,USA