Note that in my case there was more than 200km between my position and the one displayed by the location service... This is a lot more than 40km...
2014-03-17 16:03 GMT+01:00 Robert Kaiser <[email protected]>: > Hanno Schlichting schrieb: > > As of Friday we have added GeoIP as an additional source of location >> information. This is based on a city-level commercial database. The city >> level database doesn't contain a range or accuracy field, so we currently >> hardcode the value to 40km as an estimate of a typical upper bound for a >> city size. We are looking at ways to improve that, as the actual result is >> sometimes only accurate to the country level and should report a larger >> accuracy value in those cases. >> > > Hrm, yes, 40km is optimistic for most of such data, it's too bad we don't > have accuracy data there as it can vary really strongly. > > > Right now the accuracy field is also hardcoded to 500m for WiFi-based >> results and 35km for cell-based results. We are working on improving those >> numbers as well. >> > > There at least we should have some chance to estimate accuracy well from > our data. Of course, I have no idea how that would be done in actual code > or formulae, but it should be possible. :) > > KaiRo > > > _______________________________________________ > dev-geolocation mailing list > [email protected] > https://lists.mozilla.org/listinfo/dev-geolocation > -- Vincent (caméléon) _______________________________________________ dev-geolocation mailing list [email protected] https://lists.mozilla.org/listinfo/dev-geolocation
