collaborators

5 papers

q-fin.ST2026

Advancing Exchange Rate Forecasting: Leveraging Machine Learning and AI for Enhanced Accuracy in Global Financial Markets

Md. Yeasin Rahat, Rajan Das Gupta, Nur Raisa Rahman +4

The prediction of foreign exchange rates, such as the US Dollar (USD) to Bangladeshi Taka (BDT), plays a pivotal role in global financial markets, influencing trade, investments, a…

cs.HC2026

Exploring the Convergence of HCI and Evolving Technologies in Information Systems

Rajan Das Gupta, Ashikur Rahman, Md Imrul Hasan Showmick +2

Modern technology driven information systems are part of our daily lives. However, this deep integration poses new challenges to the human computer interaction (HCI) professionals.…

eess.IV2026

From Explanations to Architecture: Explainability-Driven CNN Refinement for Brain Tumor Classification in MRI

Rajan Das Gupta, Md Imrul Hasan Showmick, Lei Wei +4

Recent brain tumor classification methods often report high accuracy but rely on deep, over-parameterized architectures with limited interpretability, making it difficult to determ…

cs.LG2025

BRAINS: A Retrieval-Augmented System for Alzheimer's Detection and Monitoring

Rajan Das Gupta, Md Kishor Morol, Nafiz Fahad +3

As the global burden of Alzheimer's disease (AD) continues to grow, early and accurate detection has become increasingly critical, especially in regions with limited access to adva…

cs.HC2025

Real-Time Confidence Detection through Facial Expressions and Hand Gestures

Tanjil Hasan Sakib, Samia Jahan Mojumder, Rajan Das Gupta +3

Real-time face orientation recognition is a cutting-edge technology meant to track and analyze facial movements in virtual environments such as online interviews, remote meetings,…