<!-- Please do not remove or change this AfD message until the issue is settled -->
{{AfDM|page=Measuring function|logdate=2009 June 17|substed=yes }}
<!-- For administrator use only: {{oldafdfull|page=Measuring function|date=17 June 2009|result='''keep'''}} -->
<!-- End of AfD message, feel free to edit beyond this point -->
In [[size theory]], a '''measuring function''' is a [[continuous function]] from a [[topological space]] <math>M\ </math> to <math>\mathbb{R}^k\ </math>.<ref name="FroLa99"> Patrizio Frosini, Claudia Landi, ''Size theory as a topological tool for computer vision'', Pattern Recognition And Image Analysis, 9(4):596-603, [[1999]].</ref> <ref name="FroMu99">Patrizio Frosini, Michele Mulazzani, ''Size homotopy groups for computation of natural size distances'', Bulletin of the Belgian Mathematical Society - Simon Stevin, 6:455-464 [[1999]].</ref>
