Functions for performing Fast Explicit Diffusion and building the nonlinear scale space.
Oct 07, 2014 Pablo F. Alcantarilla, Jesus Nuevo This code is derived from FED/FJ library from Grewenig et al., The FED/FJ library allows solving more advanced problems Please look at the following papers for more information about FED:  S. Grewenig, J. Weickert, C. Schroers, A. Bruhn. Cyclic Schemes for PDE-Based Image Analysis. Technical Report No. 327, Department of Mathematics, Saarland University, Saarbrücken, Germany, March 2013  S. Grewenig, J. Weickert, A. Bruhn. From box filtering to fast explicit diffusion. DAGM, 2010