A New Algorithm for Multilevel Optimization Problems Using Evolutionary Strategy, Inspired by Natural Adaptation. - Surafel Luleseged Tilahun; Semu Mitiku Kassa; Hong Choon Ong (PRICAI, 2012)

Modified Firefly Algorithm. - Surafel Luleseged Tilahun; Hong Choon Ong (J. Appl. Math., 2012)

Prey-Predator Algorithm: A New Metaheuristic Algorithm for Optimization Problems. - Surafel Luleseged Tilahun; Hong Choon Ong (Int. J. Inf. Technol. Decis. Mak., 2015)

A Bayesian Network Approach to Study Undergraduates' Brand Consciousness. - Hong Choon Ong; Sze Ern Yau; Josephine Ying Ying Looi (ICMSSP, 2016)

Extended Prey-Predator Algorithm with a Group Hunting Scenario. - Surafel Luleseged Tilahun; Hong Choon Ong; Jean-Medard T. Ngnotchouye (Adv. Oper. Res., 2016)

Robust cluster-based multivariate outlier diagnostics and parameter estimation in regression analysis. - Ekele Alih; Hong Choon Ong (Commun. Stat. Simul. Comput., 2017)

Comparative study of prey predator algorithm and firefly algorithm. - Hong Choon Ong; Surafel Luleseged Tilahun; Wai Soon Lee; Jean-Medard T. Ngnotchouye (Intell. Autom. Soft Comput., 2018)

A bi-objective hybrid algorithm for the classification of imbalanced noisy and borderline data sets. - Sana Saeed; Hong Choon Ong (Pattern Anal. Appl., 2019)