2 papers
q-fin.RM2026
Interpretable hybrid credit scoring for thin-file and underbanked populations
Belise Kanziga, Yaé U. Gaba, Olivier Kanamugire
We extend a residual-learning hybrid credit scoring framework (logistic regression scorecard plus a gradient-boosting correction on its residuals, decomposed at each prediction int…
cs.LG2026
Detecting Money Laundering in Rwandan Mobile Money: A Machine Learning Framework
Emmanuel Nahimana, Yaé Ulrich Gaba
Mobile money has widened financial access across Sub-Saharan Africa and enlarged the surface for money-laundering and terrorism-financing (ML/TF) activity in ecosystems dominated b…