Ulagammai, D.; Chaturvedi, S. K.; Rajalakshmi, R.; Raj, N.; Bibhu, V.; Wawage, P.; Bodhankar, A.; Radjabovich, U. S. Federated Learning For Privacy-Preserving Predictive Maintenance: A Comparative Simulation Study Across Distributed Industrial Sites. IJAIML 2026, 6, 1328-1336.