@Article{SCI:Wan2017d,
  author =    "Y. Wan and C. Hansen",
  title =     "Uncertainty Footprint: Visualization of Nonuniform
              Behavior of Iterative Algorithms Applied to 4D Cell
              Tracking",
  journal =   "Computer Graphics Forum",
  year =      "2017",
  publisher = "Wiley",
  url =       "http://www.sci.utah.edu/publications/Wan2017d/CGF.pdf",
}