maximize


@article{BeLiRu09,
  author = {Berkels, Benjamin and Linkmann, Gina and Rumpf, Martin},
  title = {An ${S}{L}(2)$ Invariant Shape Median},
  journal = {Journal of Mathematical Imaging and Vision},
  year = {2010},
  volume = {37},
  pages = {85--97},
  number = {2},
  doi = {10.1007/s10851-010-0194-6},
  pdf = {http://numod.ins.uni-bonn.de/research/papers/public/BeLiRu09.pdf 1}
}