Okwedi Kelicha

Ensemble Machine Learning for Student Performance Prediction in Higher Education: A Critical Review of Predictive Gains, Methodological Quality and Deployment Constraints

Okwedi Kelicha, Ugochukwu Febechi Blessing, Adanna Anyanwu & Chukwueke Nwagbara · Asian Journal of Research in Computer Science · 2026

Ensemble machine learning has become the default modelling strategy in research on the prediction of student academic performance in higher education, and published comparisons routinely report that bagged, boosted and stacked combinations of base classifiers outperform single le...

Open access Research Article 10.9734/ajrcos/2026/v19i9911

Intelligent Models for Mitigating the Impact of Phishing on Electronic Commerce Data: A Critical Narrative Review of Detection Capability, Robustness and Operational Evidence

Chukwueke Nwagbara, Euphemia Chioma Nwokorie, Mercy E. Bensone-Emenike, Obilor Athanasius Njoku & Okwedi Kelicha · Asian Journal of Research in Computer Science · 2026

Phishing remains the dominant entry point through which the personal, financial and transactional data held by electronic commerce platforms are compromised, and the research response has been overwhelmingly computational. Several hundred studies now propose intelligent models ba...

Open access Research Article 10.9734/ajrcos/2026/v19i9903