This isn't just an issue for OSM... http://www.bbc.co.uk/news/world-asia-20442487
James VE6SRV On Wed, Nov 21, 2012 at 3:35 PM, Daniel Begin <jfd...@hotmail.com> wrote: > Tom wrote: " I'm getting the feeling that, short of a definitive survey, a > good map is a matter of careful judgement." > > I was involved in map business for almost 30 years and I met just a few > people that could have said that in such simple terms! > > Thank you > Daniel > > -----Original Message----- > From: Tom Taylor [mailto:tom.taylor.s...@gmail.com] > Sent: November-20-12 22:42 > To: talk-ca@openstreetmap.org > Subject: Re: [Talk-ca] GPS inaccuracy > > I redid some of my survey yesterday following Pierre and Bernie's > suggestions. The results are more reasonable. After averaging, some of > my points were showing error of +/- 2 m or less. > > In working on the new trace, I learned to shift the Bing images as > necessary. Then I found that some buildings fit Bing while neighbours > did not. I'm getting the feeling that, short of a definitive survey, a > good map is a matter of careful judgement. > > I suspect at this point I should be writing on the Newbies list rather > than this one. Thanks for your tolerance to this point. Certainly I'll > still be monitoring this list. > > Tom taylor > > _______________________________________________ > Talk-ca mailing list > Talk-ca@openstreetmap.org > http://lists.openstreetmap.org/listinfo/talk-ca > > > _______________________________________________ > Talk-ca mailing list > Talk-ca@openstreetmap.org > http://lists.openstreetmap.org/listinfo/talk-ca -- James VE6SRV _______________________________________________ Talk-ca mailing list Talk-ca@openstreetmap.org http://lists.openstreetmap.org/listinfo/talk-ca