@techreport{Hirshberg:SupMat:2012,
  title = {Coregistration: Supplemental Material},
  number = {No. 4},
  institution = {Max Planck Institute for Intelligent Systems},
  month = oct,
  year = {2012},
  author = {Hirshberg, D. and Loper, M. and Rachlin, E. and Black, M. J.},
  month_numeric = {10}
}