Nefzah Atirah Qalby, Achmad Fitro, Achmad Kautsar and Riska Dhenabayu 2026. Comparative Analysis of XGBoost and LightGBM Algorithms in Credit Card Fraud Detection: Cost Sensitivity and Computational Complexity. International Journal Of Humanities Education and Social Sciences (IJHESS) . 5, 6 (Jun. 2026). DOI:https://doi.org/10.55227/ijhess.v5i6.2394.