Enhancing Medicare Fraud Detection With a CNN-Transformer-XGBoost Framework and Explainable AI. - Mohammad Balayet Hossain Sakil; Md Amit Hasan 002; Md Shahin Alam Mozumder; Md Rokibul Hasan; Shafiul Ajam Opee; M. F. Mridha 001; Zeyar Aung (IEEE Access, 2025)