Protecting Medical Images Using a Zero-Watermarking Approach Based on Fractional Racah Moments. - Karim El-Khanchouli; Hanaa Mansouri; Nawal El Ghouate; Hicham Karmouni; Nour-Eddine Joudar; Mhamed Sayyouri; Sameh S. Askar; Mohamed Abouhawwash (IEEE Access, 2025)

Proposal of a novel quaternionic integer reversible Racah transform and a hyperchaotic system for secure encryption of colored medical images. - Karim El-Khanchouli; Nour-Eddine Joudar; Mhamed Sayyouri (Expert Syst. Appl., 2025)

A modified black-winged kite optimizer based on chaotic maps for global optimization of real-world applications. - Hanaa Mansouri; Karim El-Khanchouli; Nawal El Ghouate; Ahmed Bencherqui; Mohamed Amine Tahiri; Hicham Karmouni; Mhamed Sayyouri; Hassane Moustabchir; Sameh S. Askar; Mohamed Abouhawwash (Knowl. Based Syst., 2025)