Iasonas Kokkinos Rachid Deriche Olivier D. Faugeras Petros Maragos Computational analysis and learning for a biologically motivated model of boundary detection. 1798-1812 2008 71 Neurocomputing 10-12 http://dx.doi.org/10.1016/j.neucom.2007.11.031 db/journals/ijon/ijon71.html#KokkinosDFM08