[Talk-in] Use MapRoulette to improve OSM - India data
Deepak Cherian
dpak.cherian at gmail.com
Sun Mar 26 18:14:45 UTC 2017
Clarifying the last question,
There are a number of stations that are unnamed. I can find the nearest
town, but don't know where to find lists of stations on some route
through the town.
On 03/26/2017 12:09 PM, Deepak Cherian wrote:
> Hey Srihari,
>
> I found the challenges a lot of fun. Some feedback below
>
> 1. The districts are a little confusing because district borders are
> shared between two districts. I guess participants are expected to
> select the appropriate way and link to the appropriate wikipedia page.
> Would be good to clarify that.
>
> 2. www.indianrail.gov.in/stn_Code.html does not open. I've been
> searching on DuckDuckGoto find the station code so far.
>
> 3. What about towns/cities/districts/railway-stations that have no
> wikipedia page? Do I say "I fixed it" without changing anything?
>
> 4. Some of the railway stations appear to be in the middle of "nowhere".
> Do you have any suggestions on how to find their name?
>
> Deepak
>
> On 03/23/2017 12:43 PM, Srihari Thalla wrote:
>> Hi, Deepak!
>>
>> You have to zoom in a little bit. MapRoulette is trying to load the
>> visible map on the screen in JOSM.
>>
>> For districts, as they are relations, zoom in on the boundary. This will
>> make sure that JOSM download contains the relation.
>> Before (MapRoulette says too much area)
>> -
>> https://www.dropbox.com/s/4gi6v65xzl9zxja/Screenshot%202017-03-24%2000.03.50.png?dl=0
>>
>> After
>> -
>> https://www.dropbox.com/s/w4hjq9lpstnkad3/Screenshot%202017-03-24%2000.04.22.png?dl=0
>>
>>
>> For cities and towns, as they are mostly nodes, zoom in on the node.
>> Screenshot
>> -
>> https://www.dropbox.com/s/siivc2in9x70yhq/Screenshot%202017-03-24%2000.05.33.png?dl=0
>>
>> If it still says too much area, just zoom in a little more!
>>
>> Try these once again and let me know if it worked. If there are
>> problems, I will check with Martijn of MapRoulette!
>>
>> Thanks for checking out challenges. Did you find them useful? Any
>> improvements to be done for them to make them even more efficient and
>> exciting?
>> Any other suggestions?
>>
>> Cheers,
>> Srihari
>>
>> On Thu, 23 Mar 2017 at 23:49 Deepak Cherian <dpak.cherian at gmail.com
>> <mailto:dpak.cherian at gmail.com>> wrote:
>>
>> Srihari,
>>
>> Thanks a lot. I just successfully procrastinated through a morning
>> searching for Indian Railway station codes.
>>
>> I tried doing Challenges 3,4 but MapRoulette keeps telling me that
>> the
>> areas are too large to download the data. How do I get around that?
>>
>> Deepak
>>
>> On 03/16/2017 09:55 AM, Srihari Thalla wrote:
>> > I have set up these challenges as of today:
>> >
>> > [1] - Railway Station codes
>> > [2] - Wiki tags for railway stations
>> > [3] - Wiki tags for cities and towns
>> > [4] - Wiki tags for districts
>> >
>> > -
>> >
>> > @Naveen I hope all the NHs are already traced and mapped [and
>> updated to
>> > the new numbering]? I'll check if Overpass QL supports regex
>> tomorrow
>> > and set up the challenges. I might need your help.
>> >
>> > -
>> >
>> > Regarding tracing roads and building in small towns and villages, I
>> > noticed that more 50% of the villages were not even mapped (at
>> least in
>> > Andhra/Telangana, I didn't look at other states). I think this
>> procedure
>> > might be good:
>> >
>> > [a] - Place `node`s with place=village tags for untagged
>> villages. We
>> > don't know all the names, so we might want to leave the name for
>> now.
>> > [b] - Setup challenges to trace roads; and buildings
>> > [c] - Work to get data about the villages (starting with their
>> names
>> > themselves)
>> >
>> > I can start [a] with Andhra Pradesh and Telangana
>> > district-wise-alphabetically. If you are open to this idea, let me
>> know
>> > and your thoughts.
>> >
>> > -
>> >
>> > Here are the links for the Challenges [1,2,3,4]:
>> >
>> > [1] - Railway Station codes - http://maproulette.org/map/2403
>> > <http://maproulette.org/map/2403/>
>> > [2] - Wiki for Railway Stations - http://maproulette.org/map/2404
>> > [3] - Wiki for cities and towns - http://maproulette.org/map/2405
>> > [4] - Wiki for districts - http://maproulette.org/map/2406
>> >
>> > cc Arun. Need your help spreading the word :)
>> > -
>> >
>> > I am in touch with Martijn of MapRoulette. He said he would
>> feature our
>> > challenges in the upcoming newsletter. I think the challenges
>> above are
>> > pretty easy and useful for getting people from other communities
>> > interested in OSM, as Arun said.
>> >
>> > But tracing untraced villages would be good for featuring in his
>> > newsletter. That might bring attention. What do you think?
>> >
>> > On Wed, 15 Mar 2017 at 19:23 Naveen Francis <naveenpf at gmail.com
>> <mailto:naveenpf at gmail.com>
>> > <mailto:naveenpf at gmail.com <mailto:naveenpf at gmail.com>>> wrote:
>> >
>> > One more task
>> > - Add wikidata tags for Indian Highways, it has been add for
>> about
>> > 100 primary highways.
>> >
>> >
>>
>> https://en.wikipedia.org/wiki/List_of_National_Highways_in_India_by_highway_number#/maplink/0
>>
>> > About 200 may be remaining, finding QID is easier since it
>> is in
>> > one place :)
>> >
>> >
>>
>> https://www.wikidata.org/wiki/Wikidata:WikiProject_Roads/India/National_Highways
>>
>> >
>> >
>> >
>> >
>> > On 15 March 2017 at 17:16, Arun Ganesh
>> <arun.planemad at gmail.com <mailto:arun.planemad at gmail.com>
>> > <mailto:arun.planemad at gmail.com
>> <mailto:arun.planemad at gmail.com>>> wrote:
>> >
>> > Challenge 3 and 4 could be quite interesting to get other
>> > communities interested in OSM.
>> >
>> > For Wikidata matching, we can share the challenge with the
>> > Wikimedia India chapter. Adding these tags also help
>> make maps
>> > on Wikipedia. See Naveens'
>> > diary
>> http://www.openstreetmap.org/user/naveenpf/diary/40515
>> >
>> > For any railway mapping we can spread the word on IRFCA,
>> which
>> > would get the railfans really excited.
>> >
>> > Srihari, if you can make the challenges, I could help
>> spread the
>> > word. We could also do mapping sprints to map them
>> together with
>> > others to knock it off.
>> >
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