The paper compares previously published length estimators having digitized curves as input. The evaluation uses multigrid convergence (theoretical results and measured speed of convergence) and further measures as criteria. The paper also suggests a new gradient-based method for length estimation.
Citation:
David Coeurjolly, Reinhard Klette, "A Comparative Evaluation of Length Estimators," icpr, vol. 4, pp.40330, 16th International Conference on Pattern Recognition (ICPR'02) - Volume 4, 2002