Proceedings of the International Conference on Image Processing and Vision Engineering Acronym: IMPROVE 2021 Event held on: April 28-30, 2021 Editors: Francisco Imai 1 , Cosimo Distante 2 and Sebastiano Battiato 3 Affiliations: 1 Apple Inc., United States , 2 CNR, Italy , 3 University of Catania, Italy ISBN: 978-989-758-511-1