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Open access Sep 2026

Machine learning for fraud detection in public sector financial systems

This study examines whether machine learning can improve detection of fraudulent transactions in public sector financial systems and compares model families under conditions resembling real government data, including severe class imbalance and scarce fraud labels.

Emmanuel Afriyie Okyem, Robert Kwasi Aboagye Mensah Yeboah, T. Adukpo · 0 citations

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