Deep convolutional neural network based synthetic minority over sampling technique: a forfending model for fraudulent credit card transactions in financial institution. J. Nig. Soc. Phys. Sci. [Internet]. 2024 May 12 [cited 2024 Jul. 1];6(2):2037. Available from: https://journal.nsps.org.ng/index.php/jnsps/article/view/2037