Weather forecasting using Convex hull & K-Means Techniques An Approach. - Ratul Dey; Sanjay Chakraborty; Lopamudra Dey (CoRR, 2015)

On demand secure routing protocol using Convex-Hull & K-mean approach in MANET. - Abhijit Kundu; Ritika Misra; Atreyee Kar; Sagarika Debchoudhury; Shilpa Pareek; Somen Nayak; Ratul Dey (UEMCON, 2016)

A low cost fully autonomous GPS (Global Positioning System) based quad copter for disaster management. - Himadri Nath Saha; Srijita Basu; Supratim Auddy; Ratul Dey; Arnab Nandy; Debjit Pal; Nirjhar Roy; Subhadeep Jasu; Ankita Saha; Soummyo Priyo Chattopadhyay; Tamanna Maity (CCWC, 2018)

A cloud based autonomous multipurpose system with self-communicating bots and swarm of drones. - Himadri Nath Saha; Nisith K. Das; Susanta K. Pal; Srijita Basu; Supratim Auddy; Ratul Dey; Arnab Nandy; Debjit Pal; Nirjhar Roy; Dipanjan Mitra; Saunak Biswas; Tamanna Maity (CCWC, 2018)