[OSM-talk] Problems in Chittagong, Bangladesh

SomeoneElse lists at mail.atownsend.org.uk
Mon Oct 10 15:25:53 BST 2011


Dave Stanley wrote:
> I don't know if it is from an import or just careless editing.  Have a 
> look at:
>
> http://www.openstreetmap.org/?lat=22.32989&lon=91.80766&zoom=15&layers=M

At first glance it looks like editing rather than an import, and the 
people doing the editing look like they're relatively new (start 2011) 
and local to Chittagong (if not local to that corner of it - there are 
relatively few GPS traces underneath your link, and the Bing imagery 
isn't of the highest quality, so the lack of map quality isn't too 
surprising).

A couple of thoughts:

1) I guess that you've got no EGNOS or equivalent, but have you been 
able to figure out if the Bing layer is aligned decently?  The 
relatively few traces on the major road at the northwest corner of your 
picture suggest that it probably is OK, but more traces would surely 
help people to figure out where roads connect where it's not too clear 
from Bing.

2) It does look like the people doing the mapping are pretty new to the 
game, so it might be worth trying to introduce them to this list, the 
newbies list and the help site.  There's a talk-bd list, but not much on 
it.  However...

3) Maybe have a chat with this chap:

http://lists.openstreetmap.org/pipermail/talk-bd/2011-June/000032.html

who seems to be organising some student mapping in Chittagong?

Cheers,
Andy





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