Myszkowski, Karol Computer Graphics, MPI for Informatics, Max Planck Society;
http://resources.mpi-inf.mpg.de/LocalAdaptation/ (Supplementary material)
Vangorp, P., Myszkowski, K., Graf, E. W., & Mantiuk, R. K. (2015). A Model of Local Adaptation. ACM Transactions on Graphics, 34(6): 166, pp. 1-13. doi:10.1145/2816795.2818086.