1. Department of Information Technology, Jadavpur University, Salt Lake Campus, Kolkata, West Bengal, India
2. School of Mathematical and Computational Sciences, Indian Association for the Cultivation of Science, Kolkata, West Bengal, India
3. G S Sanyal School of Telecommunication, Indian Institute of Technology Kharagpur, Kharagpur, West Bengal, India
4. Department of Computer Science and Engineering, Indian Institute of Technology Kharagpur, Kharagpur, West Bengal, India