List of Articles Rohollah Omidvar Article 1 - An Improved SSPCO Optimization Algorithm for Solve of the Clustering Problem Rohollah Omidvar Amin Eskandari Narjes Heydari Fatemeh Hemmat Mohammad Feyli Journal of Advances in Computer Research , Issue 1 , Year , Winter 2018 Article 2 - A New Dynamic Clustering Control Method in Wireless Sensor Networks Rohollah Omidvar Hamid Parvin Farhad Rad Amin Eskandari Ali Chamkoori Journal of Advances in Computer Research , Issue 4 , Year , Summer 2017