I was just using the Bengaluru file for pincode visualization. relaised that new pincodes like 562112 is not available here. how to add these?
On Wednesday, 8 March, 2017 at 9:15:58 pm UTC+5:30 Vaishnavi Jayakumar (Inclusive India) wrote: > Thanks Devdatta. If you could point out problematic areas, we could look > at > having it fixed. > On 08-Mar-2017 2:39 pm, "Devdatta Tengshe" <[email protected]> wrote: > >> Hey Vaishnavi, >> That looks interesting. >> >> I've scraped the boundaries for the 6 cities, and put them here: >> https://github.com/datameet/PincodeBoundary >> >> At first glance, there are some oddities in the data, so I'll suggest >> that you cross check before using them. >> >> >> Regards, >> Devdatta >> > >> On Wed, Mar 8, 2017 at 12:52 PM, Vaishnavi Jayakumar (Inclusive India) < >> [email protected]> wrote: >> >>> Reminder in case anyone has inputs on this a year later - the >>> geo-entities standard bit. >>> >>> ALSO - what is the latest feedback on postal GIS? Any feedback I could >>> pass on? In July 2016 it was still work in progress. >>> >>> http://postoffice.umd.nic.in:8080/nicutility/# >>> FYI >>> >>> *#Pincode* >>> >>> I had spoken a week back to a friend from the Indian Postal service >>> regarding pincode layers, here's what she replied : >>> >>> "We do not have an official map yet. Currently am working in geotagging >>> all our post offices with delivery boundaries. We have geotagged 150000 >>> post offices. Drawing pincode boundaries with ISRO. Hope to provide public >>> access in 4-5 months." >>> >>> So will check with her again in August. >>> >>> *#Geocodes #GLC* >>> >>> On a related matter, I was wondering what the group's knowledge is on >>> standardised codes for government properties. To explain - in the last >>> couple of months I have been struggling with poorly specified addresses >>> provided by Government authorities for purposes as diverse as Chennai rain >>> shelter locations to assembly election polling booths. If the rain shelter >>> information provided was maddeningly obfuscatory, the polling booth entries >>> were uniquely different for the SAME polling station location. Extensive >>> manual cleanup by volunteers had to happen before it could even be >>> processed by the polling booth access audit app. >>> >>> My question is this : >>> >>> Surely as part of data.gov.in an initiative that standardises data >>> collection codes across departments and ministries can be developed which >>> will save everyone a lot of time and effort? So while the thrust would be >>> on ALL government buildings initially - layers like schools, parks, >>> post-office, revenue office, ration shop etc should be available on a drill >>> down basis. >>> >>> So if one needs to reference a particular postoffice in rural Tamil Nadu >>> - a code comprising standard census state, district downwards code + rural >>> / urban indicator + administrative allotment (political, centre vs state cs >>> Municipal vs panchayat) + purpose >>> <https://www.doi.gov/sites/doi.gov/files/migrated/pam/programs/property_management/upload/GSArealguidance.pdf> >>> >>> indicator + building particulars (toilet availability, parking facility >>> etc) >>> >>> Something open and internationally standard on these lines with scope >>> for evolution and addiition is what I'm imagining - >>> http://vcgi.vermont.gov/sites/vcgi/files/standards/partii_section_j.pdf >>> - does anything like this exist? Is it on the cards? What IS the >>> international open standard adopted across governments? >>> >>> Looking forward to the group's thoughts / knowledge in this respect. >>> >>> Vaishnavi >>> >>> >>> >>> >>> >>> --------------------------------------- >>> *VAISHNAVI JAYAKUMAR* >>> http://about.me/vjayakumar >>> >>> On Mon, Mar 28, 2016 at 11:20 AM, Raphael Susewind < >>> [email protected]> wrote: >>> >>>> Dear Avinash and all, >>>> >>>> I will try to make some time this week to scrape the pincodes from >>>> electoral rolls for all polling booths in my electoral GIS shapefiles. >>>> >>>> Since pincode is in latin script, this should not be affected by the >>>> much discussed PDF scraping issues with electoral rolls. >>>> >>>> We could then either go down the voronoi route, or alternatively use the >>>> heatmap processing chain that I used to generate AC boundaries - this >>>> latter would have the advantage of dealing with wrong coordinates in the >>>> booth point dataset (basically, not all electoral booth coordinates are >>>> correct; consequently, if we only voronoi, we would have a blip of >>>> pincode B within a see of pincode A quite frequently. The heatmap stuff >>>> takes care of this). >>>> >>>> Since I am not familiar with postal boundaries: can anyone here confirm >>>> whether pincode areas are contiguous, and whether each pincode has only >>>> one area? Or can it be that several non-contiguous areas have the same >>>> pincodem intersparsed with other pincodes? (In which case voronoi would >>>> perhaps be the better solution at last) >>>> >>>> In any case, I hope to give you the pincode for each polling booth by >>>> end of the week or so (based on all-India 2014 electoral rolls), >>>> >>>> Best, >>>> Raphael >>>> >>>> On 28.03.2016 06:33, Avinash Celestine wrote: >>>> >>>> > perhaps one way is to avoid using postal data altogether. >>>> > >>>> > All header pages in electoral rolls(the first page) contain the name >>>> of >>>> > the polling station related to that roll, the PS number, and >>>> importantly >>>> > the pin code. >>>> > >>>> > A site like psleci.nic.in <http://psleci.nic.in> has geog >>>> coordinates >>>> > of polling stations (though Raphael had collected the data earlier*). >>>> > Matching the two will give a fairly dense scattering of points - in >>>> > fact much more dense than if we used some of the methods earlier in >>>> this >>>> > thread. >>>> > >>>> > We thus have a way of associating a pin code with a geo coordinate. We >>>> > can then use the voronoi method. >>>> > >>>> > Electoral rolls are mostly in pdf which make them difficult to scrape. >>>> > But from what i have seen, for any given state, the location on the >>>> > header page, of the pincode number is more or less constant, making it >>>> > possible to target just that part of the page with any pdf parser. >>>> > >>>> > Electoral rolls have become difficult to download in bulk( a good >>>> > thing!) but i understand different people on this group have the pdfs >>>> > for different states. Putting this stuff together should give us >>>> > comprehensive data on header pages for atleast some states. >>>> > Alternatively, we can file RTIs for just the header pages of electoral >>>> > rolls, though i dont know how successful that would be. >>>> > >>>> > * Raphael's data is >>>> > at https://github.com/raphael-susewind/india-election-data >>>> > >>>> > >>>> > >>>> > On Sun, Mar 27, 2016 at 12:07 PM, srinivas kodali <[email protected] >>>> > <mailto:[email protected]>> wrote: >>>> > >>>> > Well, There were postal delivery zones in the past and the postal >>>> > department even used to make maps of these zones. The Delhi postal >>>> > delivery zone map >>>> > < >>>> https://drive.google.com/file/d/0B1RcWLku0ZOWWVBHMldrZWdfZEU/view?usp=sharing> >>>> >>>> had >>>> > boundaries for delhi. I am not sure if other cities had them or >>>> how >>>> > long the postal department was doing this, but it certainly can >>>> help >>>> > with the boundaries for cities. >>>> > >>>> > Regards, >>>> > Srinivas Kodali >>>> > www.lostprogrammer.com <http://www.lostprogrammer.com> >>>> > /"Not everyone who wanders is lost, I am probably a bit"/ >>>> > >>>> > On Tue, Mar 22, 2016 at 9:29 PM, Arun Ganesh <[email protected] >>>> > <mailto:[email protected]>> wrote: >>>> > >>>> > Shravan, crowdsourcing the boundaries of pincodes is not as >>>> > trivial as you think. To start with, an area does not fall >>>> under >>>> > a pincode, rather a street does based on the post office that >>>> > services it. Read >>>> > this: >>>> http://www.georeference.org/doc/zip_codes_are_not_areas.htm >>>> > >>>> > You may also want to do some background reading of existing >>>> > research that has been done by the group >>>> > here: >>>> https://datameet.hackpad.com/M4hPFJVV2Gm?eid=v4YoXN4tTw5 >>>> > >>>> > To sum up, nobody has precise pincode boundaries like how you >>>> > imagine them, not even the postal department. Any existing >>>> > datasets are an estimate at best using some data processing >>>> on a >>>> > large volume of address data. >>>> > >>>> > -- >>>> > Datameet is a community of Data Science enthusiasts in India. >>>> > Know more about us by visiting http://datameet.org >>>> > --- >>>> > You received this message because you are subscribed to the >>>> > Google Groups "datameet" group. >>>> > To unsubscribe from this group and stop receiving emails from >>>> > it, send an email to [email protected] >>>> > <mailto:[email protected]>. >>>> > For more options, visit https://groups.google.com/d/optout. >>>> > >>>> > >>>> > -- >>>> > Datameet is a community of Data Science enthusiasts in India. Know >>>> > more about us by visiting http://datameet.org >>>> > --- >>>> > You received this message because you are subscribed to the Google >>>> > Groups "datameet" group. >>>> > To unsubscribe from this group and stop receiving emails from it, >>>> > send an email to [email protected] >>>> > <mailto:[email protected]>. >>>> > For more options, visit https://groups.google.com/d/optout. >>>> > >>>> > >>>> > -- >>>> > Datameet is a community of Data Science enthusiasts in India. Know >>>> more >>>> > about us by visiting http://datameet.org >>>> > --- >>>> > You received this message because you are subscribed to the Google >>>> > Groups "datameet" group. >>>> > To unsubscribe from this group and stop receiving emails from it, send >>>> > an email to [email protected] >>>> > <mailto:[email protected]>. >>>> > For more options, visit https://groups.google.com/d/optout. >>>> >>>> -- >>>> Dr Raphael Susewind | Associate, Contemporary South Asia Studies, Oxford >>>> Snail Mail | Melanchthonstr. 4a, 33615 Bielefeld, Germany >>>> Web & Twitter | https://www.raphael-susewind.de | >>>> @RaphaelSusewind >>>> Impact | https://impactstory.org/raphael-susewind >>>> >>>> Please consider https://www.gnupg.org for encryption (key id 10AEE42F) >>>> >>>> >>>> -- >>>> Datameet is a community of Data Science enthusiasts in India. Know more >>>> about us by visiting http://datameet.org >>>> --- >>>> You received this message because you are subscribed to the Google >>>> Groups "datameet" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to [email protected]. >>>> For more options, visit https://groups.google.com/d/optout. >>>> >>> >>> -- >>> Datameet is a community of Data Science enthusiasts in India. Know more >>> about us by visiting http://datameet.org >>> --- >>> You received this message because you are subscribed to the Google >>> Groups "datameet" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> -- >> Datameet is a community of Data Science enthusiasts in India. Know more >> about us by visiting http://datameet.org >> --- >> You received this message because you are subscribed to the Google Groups >> "datameet" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> For more options, visit https://groups.google.com/d/optout. >> > -- Datameet is a community of Data Science enthusiasts in India. Know more about us by visiting http://datameet.org --- You received this message because you are subscribed to the Google Groups "datameet" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/datameet/1cb4a5a1-016d-42fc-bf30-7c1df1b6c3een%40googlegroups.com.
