@INPROCEEDINGS{dearman2007estimation,
  author    = "Dave Dearman and Alex Varshavsky and Eyal de Lara and Khai Truong",
  title     = "An Exploration of Location Error Estimation",
  booktitle = "Proceedings of the Ninth International Conference on Ubiquitous Computing (UbiComp 2007)",
  month     = "September",
  year      = {2007}
}