@article{Fabbri:EDT:survey:ACMCSurv08, author = "R. Fabbri and L. da F. Costa and J. C. Torelli and O. M. Bruno", journal = "ACM Computing Surveys", number = "1", pages = "1--44", title = "2D Euclidean Distance Transform Algorithms: A Comparative Survey", volume = "40", year = "2008", }