> On May 26, 2018, at 5:42 AM, Martin Koppenhoefer <[email protected]> > wrote: > > > > sent from a phone > >> On 24. May 2018, at 05:47, Tod Fitch <[email protected]> wrote: >> >> By the way, I don’t see a way to tag the accuracy or confidence level for a >> measurement. Seems like we ought to have something like *:confidence=*, >> similar to the *:lanes tagging so we could, for example tag the width of a >> road as: >> >> width=18’0" >> width:confidence=2’0" > > > I’m not sure we really need this, road width will have small variations > anyway. >
Road widths can vary. But a general method of tagging uncertainty could be useful for other things. It gives a way of indicating that the location of some items has been surveyed with professional equipment and techniques and is accurate to, say, a centimeter. _______________________________________________ Tagging mailing list [email protected] https://lists.openstreetmap.org/listinfo/tagging
