The process of converting coordinates (latitude, longitude) into human readable names of locations, such as an address (perhaps partial) or other brief descriptive text.

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1answer
325 views

Is it possible to create a geocoding and reverse geocoding service based on the shapfiles data

We have some shapfile data and we have export them to the mysql table. The table have these columns: id name description fulladdress code lng lat ... Now I wonder if it is possible to create a ...
0
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1answer
561 views

ArcGIS Android Reverse geocoding, Cannot perform query. Invalid query parameters

I'm trying to write reverse geocoding. And i copied code given here... Here is my code sample.. public class MagProActivity extends Activity { private MapView mMapView; ...
0
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1answer
278 views

how to build a reverse geocoding service [duplicate]

We want to build a web service like google reverse geocoding. Of course, we will only provide the service for only a specified region. Then we want to know things we need to implement it. By now, ...
1
vote
1answer
778 views

Reverse Geocode for Android

I am new to arcgis for android. I practice using Geocode and reverse geocode. I use sample Place Search from Esri, but i also want to add Reverse Geocode in it so that after a user put in the address ...
0
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1answer
749 views

Reverse geocoding polygon co-ordinates?

I have a large dataset of polygons for property sections that I need to reverse geocode. It was recommended that I use a GIS like Quantam to do this however from my research I am not 100% sure if a ...
1
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1answer
624 views

add a Custom search to an openlayers map

I have looked at this thread: add location search to openlayers map But it is not the result that I am trying to achieve. Probably best if i show you: ...
3
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3answers
5k views

Free application or web service for reverse geocoding

I'm looking for a fast and free web service or local application (this it would be better, a local service with database of street, numbers, city, etc.) for reverse geocoding. I could use google but ...
3
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2answers
275 views

Self hosted, highly accurate, address geocoding?

I'm working on an app that requires Rooftop level accuracy coupled with very high volumes. The client would prefer to self-host the solution which might not be a bad idea considering our volume and ...
2
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2answers
915 views

Geopy Error with Reverse Geocoding

I am using Geopy. I get following error for the code. I have using the same code as on https://code.google.com/p/geopy/wiki/ReverseGeocoding from geopy import geocoders g = geocoders.GeoNames() ...
2
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1answer
2k views

Reverse geocoding to get city, state, country data separately?

I have longitude and latitude data. I need to reverse geocode to get city, state, country data separately. I have checked google service. Google provides complete address to a micro level. ...
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0answers
88 views

Stopping the automatic snap to locator in Arcgis 10.0 reverse geocode

I built a network application using arcgis 10.0 sdk for wpf. The application uses a locator of highway milestones to reverse geocode (and identify) the "flag" the user clicked on the map. My Problem ...
2
votes
2answers
989 views

What Reliable Reverse Geocoding API Can I Use?

I am working in a company where our team requirement is to do reverse geocoding lookups. Below is our requirement. To give you more background, the 3 geolocation-related needs I have are as follows: ...
2
votes
3answers
285 views

Given (lon,lat), how can I quickly retrieve the containing administrative region?

Given a coordinate (lon,lat), I'd like to retrieve the containing administrative region (state/province level) for an offline mobile application. The method employed needs to be fast/efficient. ...
4
votes
1answer
271 views

Given a known batch of mobile-obtained gps data with timestamps, what algorithms can be used to clean it?

I'm working on the backend for an iOS/Android app that collects locations every hour and syncs with the server every three hours. The mobile apps themselves are not under my control and so I can't ...
4
votes
1answer
861 views

Address or reverse geocode a point shapefile

I have a shape file that contains points. I want to do a reverse geocode and give these points an address. Can someone please help me?
1
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1answer
636 views

Determine if GPS coordinate in Canada

I have GPS tracking solution and most my customers in US. My reverse-geocoding solution pretty basic: Table with US ZIP database Procedure in SQL Server where I search for city/state closest to ...
6
votes
1answer
1k views

SQL Query to Reverse Geocoding in PostGIS

I try to do Reverse Geocode from my shapefile on the database. I'd already try with Spatialite and PostGIS to put shapefile (.shp) into it. But I'm still can't delivered my objection about reverse ...
2
votes
1answer
434 views

Enrich a dataset of POIs with OpenStreetMap

I have a list of POIs, some with a full description and some with only a few data entries, like the following: 6.9441000 50.9242000 [50677] (Ital) Casa di Biase [Köln] 6.9373600 50.9291800 ...
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3answers
1k views

Android GIS - Reverse Geocode using Shapefile (.shp)

I want to develop an Android application. I'm still a newbie here. What I want is to develop my app just like a GIS that can implement reverse geocoding. So I can put in lat / lon coordinates and ...
17
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1answer
3k views

Comparison of geocoding solutions (such as Gisgraphy & PostGIS 2.0) [closed]

As I am sure many of you are aware, PostGIS has finally released Version 2.0 and included within this version they have also built a geocoder (see: http://postgis.net/docs/Extras.html). Although I ...
8
votes
4answers
12k views

Getting polygons of all countries and ISO-3166-2 subdivisons

In order to do reverse geocoding lookups to find a country (as ISO-3166-1) and the subdivision (as ISO-3166-2) for given coordinates I am looking for a way to get all polygons of all countries and ...
4
votes
4answers
7k views

API to reverse geocode latitude, longitude to census tract?

I have a bunch of latitude,longitude coordinates (mostly city/town centroids) in the United States for which I'd like to find the containing census tract. For instance, input => nn.nnn, -nn.nnn ...
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3answers
1k views

Is there software that will do reverse geocoding to convert photographs' GPS locations to addresses?

I am using a standalone GPS tracker that produces GPX files and then clock-sync photos with it using Microsoft Pro Photo Tools. This works pretty well. But I was also using a feature of Pro Photo ...
10
votes
2answers
5k views

What is the best way to do reverse geocoding with PostGIS?

Is there a way to do reverse geocoding with PostGIS? There's a lot of information on the Web but I found it very confusing... I have imported osm data into my own Postgres with PostGIS database. Now ...
8
votes
1answer
8k views

Looking for ZIP+4 boundaries

I know where to find 5-digit ZIP code boundaries. Do 9-digit ZIP code boundaries exist? If so, where might I find them?
6
votes
2answers
587 views

Comparing TIGERLine 2006 (and prior) With New Shapefile Format

I have created a geo database using MySQL and the TIGERLine data files available from the US Census. This is actually an MSSQL database I created that I've transfered to MySQL. Everything works ...
3
votes
2answers
802 views

Table structure for a reverse geocoding database

I should start by saying that I do not have much experience with GIS so this question may be foolish. What I do have is a database for performing a lookup from a set of coordinates to find the ...
4
votes
2answers
568 views

Is there a service that does geocoding with advanced language support?

I'm building an address disambiguation page and I'm interested in having geocoding results returned in the local language of the country the result's in. For example, if I make a reverse geocoding ...
21
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5answers
8k views

What reliable GeoCoding service would you recommend me?

I'm looking for a web service providing a full address based on coordinates (and reverse). I'm ready to pay for that service. I don't want to use Google's API.
2
votes
2answers
547 views

How is Mapquest Nominatim Service's “routeWidth” search param implemented?

I was looking at MapQuest's Nominatim service, and it seems like they have a non-standard search parameter (doesn't seem to exist in standard Nominatim's list of params) that is the routeWidth. Any ...
10
votes
1answer
2k views

Reverse Geocoding Libraries

I'm new to GIS and mapping services. Can anyone tell me what my options are for reverse-geocoding libraries, other than nominatim? I'm most likely going to be working with OpenStreetMap data. So ...
3
votes
3answers
2k views

Techniques for offline reverse geocoding on a mobile device?

I am working on a mobile mapping application (currently iOS, eventually Android) - and I am struggling with how to best support reverse geocoding from lat/long to Country/State without using an online ...
9
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2answers
4k views

How to reverse geocode with ArcMap?

What steps to I have to take in ArcMap (ArcEditor) to input a lat / long and return nearest address? I found the Reverse Geocode tool but I can't figure out what to put in the "Input Features" and ...