On Saturday 08 March 2008 05:38 pm, Nishit Dave wrote:
> On Sat, Mar 8, 2008 at 1:30 PM, jtd <[EMAIL PROTECTED]> wrote:
> >  The openstreetmap data for mumbai is bad afaik.
>
> Sorry for going off-topic, but what map? what device? I want to
> know with extreme eagerness.

gps device used for mapping the area around HBCSE during the 
openstreetmap workshop, several of which were held in the country by 
the FSF and friends with Schyuler Erle and Mikel Maron last month.

The map data donated by AND corp for mumbai is  randomly inaccurate, 
thus requiring people to go into the streets with a gps logger (fat 
plug - one such i happen to make and sell), collecting coordinates 
and using a combo of your collected data, yahoo imagery and maybe AND 
data to generate accurate stuff.

BTW the personal navigation devices (with data) being sold here claim 
70% accuracy. God help you with that.

For the record even google maps data is wrong in  most places, with 
gps data, street maps and satellite imagery  producing three 
different results.


-- 
Rgds
JTD
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