This book constitutes the refereed proceedings of the 12th Chinese Conference on Image and Graphics Technologies and Applications, IGTA 2017, held in Beijing, China June 30 - July 1, 2017. They provide a forum for sharing progresses in the areas of image processing technology; as well as image technology applications

This book constitutes the refereed proceedings of the 13th Chinese Conference on Image and Graphics Technologies and Applications, IGTA 2018, held in Beijing, China in April, 2018. They provide a forum for sharing progresses in the areas of image processing technology; as well as image technology applications.