To find associated geographic coordinates (often expressed as latitude and longitude) from other geographic data, such as street addresses, or ZIP codes (postal codes)

learn more… | top users | synonyms

6
votes
1answer
3k views

How to create a point along a line given distance

I have been given a non-spatial database which contains the names of lines which I have a shapefile for. The database also has names of points and the distance of each point from the origin along the ...
6
votes
2answers
182 views

Batch geocode with multiple services?

I've got a batch of addresses to geocode (on the order of 10,000), I've looked at various services for doing the geocoding, and each service seems to be able to locate a portion between 50% and 90% of ...
4
votes
1answer
428 views

ArcGIS Geocode Single Address Python

How can I geocode a single address in python using arcgis 9.3? I found http://webhelp.esri.com/arcgiSDEsktop/9.3/index.cfm?TopicName=Geocode_Addresses_%28Geocoding%29 - but this does a whole table, ...
4
votes
3answers
103 views

GIS confidentiality, how to convert address to block level

I have a list of addresses in a spreadsheet to use with ArcGIS and geocode using the provided ESRI street level geolocator. But I intend to make point information viewable for the public, thus I want ...
3
votes
1answer
320 views

How to scrape addresses from a webpage for geocoding purposes?

I am trying to get addresses from a webpage for mapping purposes. I know I could copy and paste the addresses into an Excel file and geocode them but I was wondering if there was any faster way to get ...
3
votes
4answers
504 views

Geocodes fails when published to ArcGIS Server

I have a composite address locator that was built using our streets line file and our address points that works great in ArcMap 10.1 sp1. But when published to ArcGIS Server (10.1 sp1) no results are ...
3
votes
1answer
131 views

What data does Esri use to create their US_RoofTop locator?

I'm creating address locators to be published on my local ArcGIS server instance and used by various applications. My server does not have access to the internet so I'm unable to use Esri's online ...
3
votes
1answer
84 views

Placename matching algorithms and services for geocoding

Are there any placename-specific matching algorithms, routines or services available? By placename specific I mean not just a simple string-difference match, or soundex/metaphone, but something that ...
2
votes
1answer
241 views

How to geocode IP addresses at finer resolution than the city level?

I have tried several Geocoding IP API or tools but found that the Lat/Long output is same for all addresses in the same city, which could not meet my needs. Can anyone suggest a better way to geocode ...
2
votes
2answers
59 views

Points near corner

I have a road network (lines) and some POIs (points). These POIs have the information of street name on their attribute table. I've found that some street name from the POI doesn't match with my road ...
2
votes
1answer
381 views

Autocomplete against geocode.arcgis.com?

I have built a tool that allows my users to perform geocode requests against the World Geocoding Service provided from Esri. I would like to extend my tool to have an autocomplete feature, similar to ...
2
votes
1answer
65 views

Displaying Highrise Delivery Routes

I have a geocoded address table for High Rise buildings in New York. If i'm trying to map delivery routes to a number of these locations, what would be the best and most clear way to display the ...
2
votes
0answers
134 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
votes
0answers
155 views

Can Google Geocode returning addresses nearby

I am using google geocoding to bring me addresses according to what a user type on the search box in my iOS app. I would like to know if it is possible, lets say when the user types m google api ...
2
votes
1answer
146 views

deCarta Android API geocode throws Protocol not found exception

I am using the deCarta Android API to find the GPS Lat/Lng of a street address. However, whenever I try to use the geocode method of the Geocoder class it always throws the exception: Protocol not ...
1
vote
2answers
224 views

Import Zip codes into qgis

I have a list of zip codes (nearly thousands) which I want to show in qgis. After researching I found that I need to geocode them first into Lat/Long then I can use them to create a layer for qgis. I ...
1
vote
1answer
278 views

How to improve poor performance times for PostGIS 2.1 Tiger Geocoder?

I've recently upgraded my PostGIS DB from 2.0 to 2.1. I initially followed the instructions from Waiting for PostGIS 2.1 - Install PostGIS Tiger Geocoder as an Extension and 2.7. Installing, ...
1
vote
1answer
28 views

ESRI Geocoder placeholder text not displaying

Following the ESRI API, I added the placeholder parameter to the geocoder widget to add some informative text would instruct the user what the search box was for. For some reason it is not displaying ...
1
vote
1answer
19 views

Geocoder widget find() method does nothing

According to https://developers.arcgis.com/javascript/jsapi/geocoder-amd.html#find the geocoder widget has a method "find" which seems to be a manual way of forcing the widget to start the geocode. I ...
1
vote
0answers
50 views

Get list of cities within a bounding box

I need to find a web service that allows me to reverse-geocode but with a bounding box. In other words, I want to give the coordinates for a bounding box of latitude and longitude, and be provided ...
1
vote
0answers
60 views

Geocode incredibly quickly but inaccurately

I have a Rails 4 app that needs to be able to geocode a large number of places very quickly, but not with any high degree of accuracy. Accurate to a few miles would be fine, I really just need the ...
1
vote
0answers
57 views

Automating Point Data Collection [closed]

I'm supposed to go through Google Maps and manually record names and addresses of dentists in Texas for geocoding, by zip codes. This task is going to be immensely tedious and I know that there has ...
0
votes
1answer
163 views

Geocoding using Excel spreadsheet

Can I add a spreadsheet with addresses to Qgis and then geocode it?
0
votes
1answer
725 views

Geocoder of google maps on openlayer map

I'm trying to integrate the geocoder of google maps into my ol-map. There are a lot of similar questions asked. I tried out this: http://dev.openlayers.org/sandbox/topp/almanac/examples/geocoder.html ...
0
votes
0answers
32 views

CartoDB Geocoding Not Working?

I'm using CartoDB to map events on my college campus. First off, I have two tables of data. The first table contains information about the buildings the events can possibly be located within. The ...
0
votes
0answers
27 views

Geocode adress with appartments

I have a table with addresses which I try to geocode in ArcGIS 10.1 with a single field locator. The problem is that some of the addresses includes an apartment number which I do not have in my ...
0
votes
1answer
71 views

How Can I Merge Geocoded Addresses With a Shapefile and Export One Table?

I currently have two layers in my QGIS (v1.7.3 for Mac) project -- one being a Pennsylvania State House shapefile and the other being 166 geocoded addresses (for which I used 'Add Text Delimited ...
0
votes
0answers
47 views

Informations about API in GDAL for geocoding

I write to ask you if did you ever used the new API in GDAL for geocoding. (Link for description: http://www.gdal.org/ogr/ogr__geocoding_8h.html#a2b0382ceb7e3935d7fe1da2adada564e ). Do you know what ...
0
votes
0answers
37 views

Best way to re-plot multiple addresses on the fly so they share a Lat/Long?

I have a huge set of data that contains inconsistencies in the way that the site addresses were plotted. For instance, a single address may have 6 occurrences of identical addresses (I am interested ...
0
votes
0answers
118 views

Looking for geocoding data for New York State

I have tried the following local data sets: TIGER 2010 TIGER 2006 www.datasciencetoolkit.org http://www.gisgraphy.com They are all very inaccurate for data in New York State. I need the data to ...