Novel compressive sensing image encryption using the dynamics of an adjustable gradient Hopfield neural networkSami Doubla Isaac, Zeric Tabekoueng Njitacke, Nestor Tsafack, Christian Tchito Tchapga and Jacques KengneEur. Phys. J. Spec. Top., 231 10 (2022) 1995-2016DOI: https://doi.org/10.1140/epjs/s11734-022-00472-2