An Improved Tunicate Swarm Algorithm for Global Optimization and Image Segmentation. - Essam H. Houssein; Bahaa El-din Helmy; Ahmed A. Elngar; Diaa Salama Abd Elminaam; Hassan Shaban (IEEE Access, 2021)

An enhanced Archimedes optimization algorithm based on Local escaping operator and Orthogonal learning for PEM fuel cell parameter identification. - Essam H. Houssein; Bahaa El-din Helmy; Hegazy Rezk; Ahmed M. Nassef (Eng. Appl. Artif. Intell., 2021)

A novel Black Widow Optimization algorithm for multilevel thresholding image segmentation. - Essam H. Houssein; Bahaa El-din Helmy; Diego Oliva; Ahmed A. Elngar; Hassan Shaban (Expert Syst. Appl., 2021)

An efficient multi-thresholding based COVID-19 CT images segmentation approach using an improved equilibrium optimizer. - Essam H. Houssein; Bahaa El-din Helmy; Diego Oliva; Pradeep Jangir; M. Premkumar 001; Ahmed A. Elngar; Hassan Shaban (Biomed. Signal Process. Control., 2022)

An efficient orthogonal opposition-based learning slime mould algorithm for maximum power point tracking. - Essam H. Houssein; Bahaa El-din Helmy; Hegazy Rezk; Ahmed M. Nassef (Neural Comput. Appl., 2022)