Obiora Nnaemeka Ezenwa

Predictive Model Validation on a Small Experimental Biomass Dataset: A Comparative Study of Response Surface Methodology and XGBoost for Bio-Briquette Calorific Value

Obiora Nnaemeka Ezenwa, Uchenna Ekene Okaforobah, John Chikaelo Okeke, Victor Chimdike Obinani & MaryJane Oluchi Okoli · Journal of Materials Science Research and Reviews · 2026

Small experimental datasets remain a major limitation in biomass process modelling, where traditional empirical models may demonstrate excellent goodness-of-fit yet exhibit poor predictive reliability when applied to unseen conditions. This study evaluates the predictive modellin...