1 Department of Computer Science, College of Engineering and Management, Kolaghat, KTPP Township, Midnapur (East), 721171, W.B., India
2 Mechanical Operation (Stage-II), Kolaghat Thermal Power Station, WBPDCL, Mecheda, Purba Medinipur, KTPP Sub Post Office, 721137, West Bengal, India
3 Department of Computer Science and Engineering, Calcutta University, Kolkatta 700009, India
4 Department of Physics, NIT Agartala, Tripura, India