E-Commerce Enhancement Through Intelligent Customer Interaction: Integration of GPT-Powered Chatbot with Sentiment Analysis. - Abhigyan Roy; Supratick Mandal; Baidurya Debnath; Rohini Basak; Pawan Kumar Singh 001 (CVMI, 2025)

Surrogate Model-Based Near-Optimal Gain Selection for Approach-Angle-Constrained Two-Phase Pure Proportional Navigation. - Abhigyan Roy; Shreeya Padte; Abel Viji George; Vivek A; Satadal Ghosh (CoRR, 2026)