[HOT] Mapping in Dhaka, Bangladesh!

john whelan jwhelan0112 at gmail.com
Tue Jan 13 02:23:16 UTC 2015


I just raise issues, this one looks challenging to say the least.

Thanks John

On 12 January 2015 at 21:15, Blake Girardot <bgirardot at gmail.com> wrote:

>
> On 1/13/2015 2:57 AM, john whelan wrote:
>
> > There seems to be an alignment problem, the Bing imagery doesn't exactly
> > match the Next View imagery.
>
>
> Jorieke might have a different opinion and his is the authority :) but it
> looks to me like the new nextview imagery is better aligned than bing. I
> would use it as the main georeference. In addition most things will be
> mapped with Nextview so might as well keep them all consistent.
>
> How did I come to the NextView is better aligned conclusion?
>
> visit this spot in JOSM:
>
> https://www.openstreetmap.org/#map=19/23.750183/90.368716
>
> And load the bing, nextview and "OpenStreetMap GPS Traces" (JOSM Imagery
> Preferences again, select up top, use the arrow in the middle to move it to
> the bottom list)
>
> It is a divided street, you will see Bing has traces going off the side of
> the road and down the middle of the trees on the divider, the nextview
> imagery has the traces nicely on each side of the divider on the streets.
>
> Hence, to me it looks like the nextview is better aligned.
>
> Again, Jorieke would be the authority.
>
> Hope that helps.
>
> cheers,
> Blake
>
>
>
>
>
>> Cheerio John
>>
>> On 12 January 2015 at 18:10, Jorieke Vyncke <jorieke.vyncke at gmail.com
>> <mailto:jorieke.vyncke at gmail.com>> wrote:
>>
>>     Hi HOT mappers!
>>
>>     Next week HOT will start mapping "in the field" again! Under the
>>     umbrella of the Missing Maps Project we will map some neighbourhoods
>>     of Dhaka, the capital of Bangladesh.
>>
>>     We have mobilized the local Bangladeshi OSM community and they are
>>     ready to collect local points of interest, names, ... Pete Masters
>>     (as coordinator of the Missing Maps Project) and I are going to
>>     support the local OSM-ers.
>>
>>     The local community is mapping already, but the help of the
>>     worldwide mapping community is welcome to help to prepare the field
>>     survey. Last week there was a mapping party in London, and they did
>>     a great job, but there is still more work to be done...
>>
>>     It would be great to have a (rough) basemap of Hazaribagh
>>     <https://www.google.be/search?q=Hazaribagh&es_sm=93&source=
>> lnms&tbm=isch&sa=X&ei=41G0VMitMNLraNy5gJgB&ved=
>> 0CAkQ_AUoAg&biw=1242&bih=585#tbm=isch&q=Hazaribagh+dhaka>and
>>     Kamrangirchar
>>     <https://www.google.be/search?q=Hazaribagh&es_sm=93&source=
>> lnms&tbm=isch&sa=X&ei=41G0VMitMNLraNy5gJgB&ved=
>> 0CAkQ_AUoAg&biw=1242&bih=585#tbm=isch&q=Kamrangirchar+dhaka> by
>>     next saturday. The areas are two very vulnerable neigbourhoods in
>>     Dhaka where a lot of ngos are active.
>>
>>     So for this we count on your joint forces!
>>
>>     Mapping tasks:
>>     - http://tasks.hotosm.org/project/838
>>     - http://tasks.hotosm.org/project/831
>>
>>     Validation task:
>>     - http://tasks.hotosm.org/project/833
>>
>>     But watch out, these are not easy tasks, because the areas are so
>>     crowded. I made a small presentation on how you best can map the
>>     areas. You can find it back in the instructions of each task.
>>
>>     Looking foreward to see the tasks moving :-)
>>
>>     Best greetings!
>>
>>     Jorieke
>>
>>
>>
>>     _______________________________________________
>>     HOT mailing list
>>     HOT at openstreetmap.org <mailto:HOT at openstreetmap.org>
>>     https://lists.openstreetmap.org/listinfo/hot
>>
>>
>>
>>
>> _______________________________________________
>> HOT mailing list
>> HOT at openstreetmap.org
>> https://lists.openstreetmap.org/listinfo/hot
>>
>>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.openstreetmap.org/pipermail/hot/attachments/20150112/5c681334/attachment.html>


More information about the HOT mailing list