1. Chittagong University of Engineering and Technology,Dept. of CSE,Chattogram,Bangladesh,4349
2. Chittagong University of Engineering and Technology,Dept. of EEE,Chattogram,Bangladesh,4349
3. Computer Science and Engineering, Southern University Bangladesh,Chattogram,Bangladesh,4201
4. Rangamati Science and Technology University,Dept. of CSE,Rangamati,Bangladesh,4500
5. University of Chittagong,Dept. of CSE,Chittagong,Bangladesh,4331
6. Luleå University of Technology,Pervasive and Mobile Computing Laboratory,Luleå,Sweden,97187