Arijit Ukil*,
Soma Bandyoapdhyay*,
Chetanya Puri*,
Rituraj Singh*, 
Arpan Pal*, 
Ayan Mukherjee#
Debayan Mukherjee^

*TCS Research, Kolkata, India 
#Advanced Technology Development Centre, Indian Institute of Technology Kharagpur, India
^Indian Statistical Institue, Kolkata, West Bengal, India
