Institution: | 1. Dept. of Electrical Engineering, COMSATS Institute of Information Technology, Islamabad, Pakistan;2. Dept. of Computer Science, COMSATS Institute of Information Technology, Islamabad, Pakistan;1. Otto-von-Guericke-Universität Magdeburg, Germany;2. Technische Universität Berlin, Germany;1. Department of Industrial & Systems Engineering, Chung Yuan Christian University, Chungli 32023, Taiwan, ROC;2. Department of Marketing and Distribution Management, Chien Hsin University of Science and Technology, Jungli 32097, Taiwan, ROC;3. Department of Industrial Management, Chien Hsin University of Science and Technology, Jungli 32097, Taiwan, ROC |