On Sun, Aug 25, 2013 at 3:00 AM, Martin Koppenhoefer <[email protected] > wrote:
> 2013/8/24 Bryce Nesbitt <[email protected]> > >> We're encouraged by project consensus to map areas based on Bing >> maps alone, for example. >> > > are we? Can you point me to a place in the wiki where this is the case? I > always thought of aerial imagery as an additional source for mapping, not > necessarily the only one, (I admit I also have mapped sometimes based on > aerial imagery alone, but I didn't feel like I was doing a perfect mapping > in these cases). > For sure in HOT land, where alerts asking for pure photo mapping come in rather regularly. http://maproulette.org/ is entirely photo mapping (using humans to count highway lanes in air photos). And in general, tiger tweaking, often promoted, is largely done as photo mapping. The wiki, of course, is only one version of consensus. There's a judgement call here: when do you have enough knowledge to map? On occasion after visiting an area, I'll feel I don't have enough, and punt on something I even have a geotagged photo of. _______________________________________________ josm-dev mailing list [email protected] http://lists.openstreetmap.org/listinfo/josm-dev
