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.

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146 views

Write Nominatim-like geocode query using only PostGIS functions?

I'm new to PostGIS and was anticipating being able to write geocode queries using only the functions provided by PostGIS. However, once I loaded my database using osm2pgsql and discovered tables like ...
1
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0answers
171 views

Limit data imported into PostGIS database?

I am building a web application in which members will be able to find other members in their area. This is your typical "nearest neighbor" search which I'll perform using their latitude and ...
3
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0answers
105 views

How to geocode Guam addresses with their latitude/longuitude? [closed]

I am attempting to get lat/longs for a table of 25,000 addresses for Guam. Guam's addressing style doesn't follow the typical address number range. I've exhausted all of my geocoding resources. ESRI, ...
5
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3answers
297 views

How can I geocode to a shape instead of a coordinate?

Geocoding to a shape instead of a point The project I'm currently working on is Find-A-Record. We are geocoding genealogical record collections and storing them in a spatial index (browse our blog if ...
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1answer
497 views

How does MMQGIS geocoding tool work?

Hi all and thanks for any help. I try geocoding locations from csv file in qgis using mmqgis with no success. is there a log file where i can see the error massages? lets use one of the record as an ...
5
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1answer
93 views

Does France have addressing products similar to British AddressBase?

In Britain people can license the Ordnance Survey's AddressBase product, which provides a list of almost all the country's addresses, with good building location accuracy even for remote country ...
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0answers
31 views

Global address datasets for testing?

Are there any free global address datasets I can use to test my geocoding application? I'm looking for a dataset that contains residential addresses from countries around the world. I don't need a ...
5
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1answer
247 views

Should I consider any other geocoding services?

I need to do geocode lookups so that I can show members of my website other members who are in their vicinity. My approach will be to obtain their latitude and longitude from their mobile device and ...
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1answer
219 views

How to Geocode use GeoPy API combined with GDAL Python bindings?

My question is related to the 'How to Geocode 300,000 addresses on the fly?' topic that has been asked by Mehul Nahar. I'm interested in running the processes explained by capooti in response to mehul ...
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3answers
338 views

Cleaning up data in Excel for use in QGIS

I am trying to clean up a large .txt dataset in Excel. I think that a macro or another application may be able to clean up the data they way I want but I have limited programming skills. I need to ...
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1answer
916 views

Local geolocation to FIPS county using Latitude and Longitude

I millions of lat,long pairs and I want to convert to FIPS county codes that match with the US census data. In the past I used the census block api but that is too slow for the amount of numbers that ...
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0answers
95 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 ...
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0answers
13 views

geocoding for website directory [duplicate]

I want to create a Worldwide directory. I only have addresses in excel sheet. I am looking for a good geocoding tool. Could you advise me because i hesitate to use geotheme or geocoding for a ...
2
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0answers
216 views

How to get Google Street View panoramas on the same street as the requested address?

The Google Maps API geocodes an address to a point. I can use that point to find the nearest panorama (street view) image. I can then determine the heading based on the two points and show the ...
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1answer
309 views

ESRI Javascript API Geocoder VS Locator module

What's the difference between ESRI's Geocoder and Locator module in the javascript API? I know the Geocoder defaults to ESRI's geocoding service, or both modules can be set to a custom Address Locator ...
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1answer
121 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 ...
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0answers
122 views

How to use ArcGIS to reverse geocode and get road segment number?

I am now in a project which need to make reverse geocoding , namely ,given the latitude and longitude(assumed that the location is in a street), I want to get the road segment it is located in. What I ...
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2answers
78 views

Deleting the “cached” field names for a large CSV file

Using ArcGIS Desktop Advanced 10.1 I have a large CSV file (36MB with about 600,000 records) that contains single addresses that I want to geocode. The file is called "SingleAddresses.csv" The file ...
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2answers
63 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 ...
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1answer
154 views

How to restrict search area by city in cloudmade?

I use cloudmade geocoding api for search some geographic entity in a certain city, but i don't know how to restrict search area by city. I try to use structured query, for example: ...
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2answers
493 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 ...
3
votes
1answer
49 views

Why do I get huge memory and CPU spikes setting up the geocode tool

I am running the geocode tool against a database table which contains values for address, city, state, zip. I am using an address locator that I downloaded locally http://gis.ats.ucla.edu/ Whenever ...
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1answer
329 views

Get coordinates of a building with geocoding

I want to get the coordinates of a building with geocoding. At the moment I use the GeoCoder class for android to get from the selected address the coordinates, but these are not corresponding to the ...
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0answers
302 views

Multiple Country Codes? - World Geocoding Service (ArcGIS REST API)

Using single field geocoding, (ArcGIS REST API) I am having an issue with the World Geocoding Service when it comes to getting results that include both USA and US territories, like Puerto Rico for ...
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1answer
218 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 ...
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2answers
74 views

Definite way to confirm a geocode as correct

So you tested few geocoding services for the same street address. You got results varying by 0.7 to 3 kilometers. How can you tell which geocoding service was more right, other than letting your user ...
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0answers
83 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 ...
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1answer
204 views

Geocoding using Excel spreadsheet

Can I add a spreadsheet with addresses to Qgis and then geocode it?
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1answer
493 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, ...
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1answer
205 views

gisgraphy geocoder - importing custom data

I have been researching offline geocoders - and am impressed with what I've seen in Gisgraphy. It is especially attractive to my environment, since I am on Windows Server 2008 and Apache Tomcat. ...
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0answers
43 views

Condensing sparse geocodes to weighted Geo-Circles?

I have a data-set comprising of 3 million records having latitude and longitude information associated with it, I want to condense it to form few thousands Geo-Circles, with radius and weight ...
0
votes
1answer
253 views

Formatting OSM Data For Use in ESRI Address Locator

I've been given the task of researching the possibility of setting up an ArcGIS Geocoding Service that can work with OSM data. I am aware of Nominatim, but since these service(s) will be running on ...
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1answer
223 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 ...
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1answer
163 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, ...
4
votes
3answers
151 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 ...
2
votes
4answers
479 views

Get coordinates from address

I am writing a application which allow users to save a address into database (db) and in the next step it shows all addresses on a map. But in the saving step I need automatically calculate a GPS ...
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1answer
180 views

What is the correct coordinate system for google geocoded text file layers?

When importing a text file containing lat/longs geocoded from something like GPSVisualizer.com into QGIS, what is the correct coordinate system to select? Most web services (GpsVisualizer included) ...
3
votes
1answer
118 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 ...
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1answer
1k 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 ...
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1answer
902 views

Download/create address locator styles for Europe?

Where can I find some address locator styles for European countries? or how can I create my own address locator that contains street, house number and city, and use their aliases? PS. I have the ...
2
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0answers
289 views

Unable to publish geocoding service [ERROR: 001369]

I manage to create a geo locator on arcmap and tested it. but when I publish to arcgis server using arcmap or arcgis server manager. I encounter the error 1) Fail to publish service. The error is ...
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2answers
2k views

Geocoding - get lat/long from 11000 address

What I have: an Excel file with 11 thousand address (street + zip code + city) all address are from Portugal the address are not accurate (some address have the name street in a short way) What I ...
3
votes
5answers
381 views

Assigning centerline address ranges

I've been given the task of assigning address ranges to a centerline feature class. I have all the data and I am just going street by street. My question: When assigning ranges, should I just enter ...
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1answer
191 views

Can I use a Esri geocoding service with my custom basemap?

I am looking at the JavaScript samples in here. I am searching some street by search bar. But not zooming to street, it only viewing city. I have a custom tiled map service layer in my server. Can I ...
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2answers
723 views

mapquest geocoding - i can not get the (lon,lat) returned from the API

I just started using the mapQuest Geocoding API and I created a code for searching addresses. The following code alerts "OK" but I can not alert the (lat, lon) coords, even I tried with so many ...
0
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2answers
496 views

Cloudmade geocoding API: what are the volume limitations?

I'm trying to understand the TOS of the Cloudmade's Geocoding API, but it's not very clear. It says in section 6: use CloudMade APIs in a manner that exceeds request volumes that are set by ...
13
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4answers
3k views

Geocoding API Comparison

Is there a good updated source for comparing existing Geocoding APIs (i.e. Google, Mapquest) and their features? I'm really interested in their language support as well. For example, Google has ...
3
votes
2answers
342 views

What is the best way to parse ESRI geocoding results?

My project uses one of ESRI's ArcGIS online geocoding services to provide address searching capability. Specifically I use this locator (only through the premium subscription model): ...
3
votes
2answers
567 views

Issue with address locator in ArcGIS 10.1

I am attempting to geocode a table of addresses for a client. I researched into how to create your own address locator and have two separate reference sources: one that has exact address information ...
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1answer
239 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 ...