Farah Arzu, Lubna Gul, Abdul Waheed, Muhammad Umar Amin, Dr. Shah E Yar Qadeem, Dr. Farooq Alam, Maroof Ashraf and Asad Ali 2026. AN ADVANCED AI-EMPOWERED FINTECH FRAMEWORK FOR CREDIT CARD FRAUD DETECTION IN ONLINE TRANSACTIONS VIA SPARROW SEARCH ALGORITHM–BASED ADAPTIVE OPTIMIZATION. Spectrum of Engineering Sciences. 4, 1 (Jan. 2026), 504–528.