Lehner, B.Umlauf, G.Hamann, B.Hagen, HansHering-Bertram, MartinGarth, Christoph2017-09-232017-09-232008978-3-88579-441-7https://dl.gi.de/handle/20.500.12116/4621We present a survey of different techniques to approximate a color image using a piecewise linear interpolation induced by a triangulation of the image domain. We also include a detailed description of a method we designed. We give a short overview of possible applications and extentions.en1617-5468