A GIS operation for converting street addresses into spatial data that can be displayed as features on a map, usually by referencing address information from a street segment data layer.

learn more… | top users | synonyms (2)

4
votes
2answers
848 views

MS Access and geocoding in ArcGIS

We are a small non-profit. We use a fairly complex MS Access application to track everything. We would very much like to geocode addresses in our application and display the results on a map. In ...
0
votes
1answer
12 views

Does anyone know about a web client for GIS from the Vaadin framework?

Reviewing the universe of GIS tools on the Web, I see that several customers have already developed GIS on the Web, so the is no need to start from scratch. Now I have come across the Vaadin framework ...
0
votes
2answers
323 views

How can I cache reverse-geocode results?

I'm implementing an Android application that needs to do some reverse-geocoding to resolve a geocoordinate to a city. What is the best way to cache this information on the smartphone so that I don't ...
0
votes
2answers
1k views

ArcGIS 10.1 Geocoding problems - Creature Feature Class/Error processing the table

I am trying to geocode a list of addresses to location in a particular shapefile which has roads. I'm using ArcGIS 10.1, and trying to geocode using the address locator 10.0 north america geocode ...
8
votes
1answer
846 views

Is it possible to geocode street intersections using Nominatim?

Is it possible to geocode the location of a street intersection using Nominatim? Example geocode query Commonwealth Ave at Washington Street, Boston, MA Successful Geocode by Google ...
0
votes
0answers
37 views

Analysing and Working with a Bilateral Matrix Table in a GIS

I have a bilateral matrix table of global remittances for year 2012 from World bank where the columns contain remittance-sending country and row is the Remittance-receiving country. I want to map ...
0
votes
0answers
28 views

google geocoding api usage restrictions and other free api options

I would like to use the google geocoding api to geocode a few thousand addresses. I understand the daily limit for a free account is 2,500. I want to retrieve the coordinates and then map them in ...
1
vote
0answers
13 views

Permanent link to a Nominatim address?

I want to be able to link landmarks from a private database to their respective OSM representations (nodes, ways or relations). One of the approaches I have seen to get permanent-ish reliable link to ...
0
votes
1answer
26 views

Geocoding - looking to identify county from list of zipcodes

Using QGIS, how do I find county of an associated zipcode? I have zipcode for each point, however, I do not have a street address. I am hoping to aggregate my data to the county level using the ...
10
votes
6answers
14k views

How to Geocode 300,000 addresses on the fly?

I have a database which has 300,000 address, which are to be shown on map. I know if I geo-code all the address it will be too expensive for me. So I was wondering if it is possible to geo-code the ...
2
votes
0answers
28 views

Scripting Address Coder actions in ArcPy?

I am currently using ArcGIS 10.3 for Desktop that comes with the "Address Coder" tool. This tool has some features that I need as part of my geocoding requirements: in specific, the option to append ...
0
votes
1answer
16 views

Update field the_geom name city in CartoDB?

With "update table set the_geom = cdb_latlng (lat , lon ) " I update the_geom field through latitude and longitude, but I also interested to know if there is any chance that instead of passing a ...
1
vote
1answer
285 views

google geocoding service combined with openlayers - not working

I'm trying to combine google's geocoding service with openlayers. So when a user types an address and hits enter, map zooms there and renders a simple point. I edited my code according to the previous ...
1
vote
2answers
4k views

Given city and state, how to get the nearest zip code in US

We have a situation where user enters a city, state for which we need to find a corresponding zip code. In case there is no corresponding zip code, we are required to find a zip code that close to the ...
1
vote
2answers
54 views

Geocoding adresses under privacy concerns

I have a database of home addresses and service locations. People drive to the service locations. I'd like to create a map with transparent colored circles indicating the average drive times people ...
2
votes
1answer
398 views

How to write addressToLocations onError?

How can I write a code for checking the error condition in Javascript (ArcGIS) for addressToLocations(params, callback?, errback?). if somebody entered an invalid address- how can I call error ...
1
vote
0answers
15 views

Is there a service or db to download or convert Postal Codes to Geo-Shapes / Polygons? [duplicate]

I'm looking for a service that converts Postal Code of Major European Cities to Geo Shapes (List of Lat/Lng) pairs like when you go to Google Maps and type for examples 10557 Berlin, and it draws ...
1
vote
1answer
48 views

What is the name of the 3 word address system?

I remember this system(website) from a couple of years ago, but I don't remember the name. But the general idea is that you could identify any location on the earth with 3 words. IIRC, there was no ...
1
vote
1answer
47 views

France, georeferencing with postal codes not working in CartoDB

CartoDB is not georeferencing many of my locations in France. I am using postal codes, and specifying all of them are in France. CartoDB is able to georeference only about half of them. Any ideas?
1
vote
1answer
43 views

How to georeference to the US base in Guantanamo?

I make my first steps on CartoDB. I would like to assign data to the US enclave at Guantanamo in Cuba and I can't. Yet the CartoDB base map shows the enclave.
0
votes
0answers
143 views

Georeferencing a column doesn't work in my local instance of CartoDB

I'm installing a instance of CartoDB in AWS/Ubuntu 12.04, and I'm having a hard time trying to georeference a column with textual addresses. I know that the data I'm trying to georeference is ok ...
0
votes
1answer
328 views

How to upload a list of 5-digit zip codes to CartoDB?

I'm playing around with the free version of CartoDB right now. Trying to upload both a CSV and Excel document with a list of 5-digit zip codes. I have received a "there was a problem georeferencing ...
0
votes
3answers
141 views

Add locations individually in map view to existing table rows?

I have a table in which many records have long/lat info, but many others do not. In other words the locations for those records are currently unknown. Therefore there are many records that are ...
0
votes
0answers
19 views

How can I Georeference a column of multiple zip codes? [duplicate]

I'm looking for a way to easily visualize a collection of zip codes. I work for a chapter-based organization, and the chapter boundaries are based on zip codes. I'd love to use CartoDB to display the ...
0
votes
1answer
53 views

Combine two separate georeferenced data sets in one table using CartoDB

I have two tables each georeferenced in CartoDB with the same timestamps, can I merge the two and keep the georeferenced data so I have two sets of points but in one table?
2
votes
1answer
57 views

Meaning of error when using CartoDB to georeference spreadsheet?

I linked my CartoDB map to a spreadsheet in Google Docs that has column headings of Name, City, State, and Pledge. However, when I try to georeference the spreadsheet, for the cities, I get an error ...
1
vote
0answers
49 views

How to convert street number, street and cross-street for georeferencing?

I am trying to use the New York City Stop and Frisk data from ACLU in CartoDB. I have columns for street number, name, cross-street, and intersections where not all are filled in (so no number for an ...
1
vote
1answer
134 views

How to georeference 1990 U.S. county names / FIPS for CartoDB?

I have a data table with columns of county and state names as well as FIPS codes for 1990 U.S. counties. I cannot easily merge shape data into the data (e.g. the Census ones), but CartoDB does not ...
0
votes
1answer
56 views

CartoDB only georeferences half of my table

I imported a CSV file into CartoDB, with over a million points, all with a clear (and correct) latitude and longitude. For many of the collected data points the georeference column says ‘null’, while ...
1
vote
1answer
20 views

Slovenian Municipalities - right spelling

I'm working on Slovenian Municipalities. Matching them with georeferencing only hits around 80 pct. I have then tried MunicipalityId, but it doesn't work at all. Where can I get the list of names on ...
0
votes
0answers
39 views

Georeference by Zipcode failed for 7 of 133 zips

I am georeferencing/geocoding a 133 record table with CartoDB. 7 of the 133 failed to georeference, i.e. I got null in the geometry column. I checked for spaces, i's & l's instead of 1's, o's ...
0
votes
1answer
69 views

simple georef not working in CartoDB

I'm trying to georeference a table by administrative region, but none of my rows are referencing. I have the country name (listed as my 'jurisdiction' column) but no dice. I can't figure out what ...
0
votes
1answer
65 views

“No rows were georeferenced” error in CartoDB

I am trying to geolocate my data by the city name and country, but receive an error: No rows were georeferenced It seems that some of your rows didn't finish successfully. Perhaps these rows ...
0
votes
0answers
51 views

Some cities refuse to georeference in CartoDB?

My dataset includes two columns, "City" and "Country." The cities are all major world cities, nothing obscure. All are georeferencing fine in CartoDB, except Rome, Italy, and Moscow, Russia. I've even ...
0
votes
0answers
30 views

georeference at CartoDB

If I georeference New York (I do not have a country column) it only finds New York in the UK. This happens to a lot of other cities. What can I do to change that (except adding a country column)? Is ...
0
votes
0answers
11 views

How to change cinfig keyword to TEXT_UTF_16 in ArcGIS address locator?

I created an address locator with arabic language. I want to change Config keyword from Default to TEXT_UTF_16 .When i select TEXT_UTF_16 and click ok then back to address locator form, i see no ...
1
vote
0answers
16 views

Can the correct TIGER Line Id be returned for an address from the PostGIS Tiger Geocoder?

After reviewing the PostGIS Tiger Geocoder documentation, I don't see a method of returning the TIGER Line Id for the address. I would assume this is information is available internally as part of ...
0
votes
1answer
435 views

Add Point Symbol and Zoom to Address using Geocoder Widget

I'm following the tutorial here and it's not working: https://developers.arcgis.com/javascript/jstutorials/tutorial_geocoder.html Issue: I just want to add a point symbol and zoom in for the address ...
6
votes
2answers
364 views

Geocoding through Canadian French language barrier?

This is related to Very Inaccurate Geocodes in Canada (Quebec). It has come to my attention that the streets file I use as my address locator in Canada uses French (or simply accented) characters ...
1
vote
0answers
45 views

Condensing sparse geocodes to weighted Geo-Circles?

I have a dataset comprising 3 million records having latitude and longitude information associated with them. I want to condense it to form few thousands Geo-Circles, with radius and weight depending ...
0
votes
0answers
10 views

Get addresses from TIGER geocoder in polygon

I have the TIGER geocoder installed, setup and working in POSTGIS. I also see the reverse geocoder lets me get an address from a point on the map. But now I want to provide a polygon and get all the ...
0
votes
0answers
15 views

How do I maintain a path to an address locator in ArcMap 10.3?

I have a series of maps that I use on a daily basis. Each map is for a different area of my city and each day I geocode a small number of points for each area. In one of the maps I have to add the ...
18
votes
8answers
15k views

Is there an open source Geocoding tool which can be used commercially?

Is there any Geocoding tool which is open source and can be used in commercial application? We tried Google geocoding API's but cannot continue with it because of some licensing limitation. Now ...
32
votes
12answers
2k views

USA geocoding that's anonymous, good, and free - does it exist?

For a one-time project, I need to geocode a few thousand addresses. In the past I've used various online resources for this kind of thing (e.g., Google Maps API), but the addresses I'm working with ...
2
votes
0answers
38 views

Standard for geospatial CSV with either lat/lon or region encoding

I'm tasked with finding a standard for data providers to publish data that is linked to either points (lat/lons), postcodes, or local government areas (Australian term for councils). The data will be ...
0
votes
1answer
64 views

Geocoding arcpy slow startup time

When scripting with arcpy.GeocodeAddress_geocoding (http://resources.arcgis.com/en/help/main/10.2/index.html#//002600000006000000), there's always a major lag to start up the geocoder. The issue here ...
0
votes
0answers
26 views

How to geocode automatically through ArcPy without runtime error?

How to geocode automatically through ArcPy? My code always runs into runtime error. # Import system modules import arcpy # Set local variables: address_table = "C:\Users\Sibo\Dropbox ...
4
votes
1answer
227 views

How are geocoding scores calculated in ArcGIS?

After a table of addresses is geocoded, ArGIS provides information about each geocoded address, among those the "match score" of the candidate to which the address was matched, which ranges from 0 to ...
1
vote
2answers
76 views

What are my options for geocoding a large dataset for free? [duplicate]

I'm a software engineer new to GIS and mapping systems. Recently I have been playing with ideas for applications built from the Center for Medicare/Medicaid Services 2012 cost dataset. It consists of ...
0
votes
1answer
75 views

Why would geocoding by street address have ~96% failure rate?

I attempted to use CartoDBs Geolocate By Street Address functionality. I used 3 columns: street address, City (Austin), and State (TX). I manually set the country to USA. Of the 30 rows, only two ...