Tagged Questions

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 (1)

0
votes
0answers
64 views

Google geocoding rate and quota limits…is there any way to lower them?

My question is all about Google Maps API direction request quota and rates limits. Has anyone noticed that Google lowers the priority of your requests after you made some requests in batch? The more ...
2
votes
2answers
2k views

how to convert latitude, longitude projection from epsg:3857 to epsg:4326

I want to use geocode in our application. so that, I got Google geocoding API and could achieve with Google Maps. Problem is that I wanted to achieve the same with my own map which is having ...
0
votes
1answer
149 views

Legacy Geocoder Retiring - Alternatives to ESRI World Geocoder [duplicate]

Knowing that ESRI is retiring their legacy geocoding systems, what good alternatives for batch geocoding do you know of? Thanks
0
votes
2answers
1k views

Location names autocomplete service with custom Nominatim installation

I'm looking to host an autocomplete service. I have installed Nominatim and imported the planet file with Nominatim. It took about 3 days to dump data into database and an additional 7 days to run ...
1
vote
2answers
144 views

What are good out of the box alternative geocoding solutions to Esri's services?

Esri's legacy geocoding services will retire at the end of the year, what are good GIS services that can replace the North American and US Streets geocoders? I have totally excluded Esri's ...
0
votes
0answers
66 views

Having trouble geocoding ZIP 4 only using 10.0 NA address locator

I'm having a rough time getting my list of 100 ZIP plus 4's to geocode in ArcMap 10.1. I'm using the 10.0 North America geocode service which has separate drop downs for ZIP and ZIP plus 4. I do not ...
3
votes
1answer
286 views

How can I decrease size of geodatabase “Nominatim”?

I downloaded Nominatim http://wiki.openstreetmap.org/wiki/Nominatim/Installation. The database size is more than 400 GB. The speed of geocoding is very slow. I want to increase it. For example, I ...
0
votes
1answer
52 views

Can you geocode to a polygon?

I have a postal code file, I want to geocode to that polygon (not point) so that I can perform some analysis on each of the polygons. Sometimes more than one point will share the same polygon so it ...
1
vote
2answers
243 views

What are the most detailed and reliable address databases for the United States?

Here in Britain people can license the Ordnance Survey's AddressBase product, which provides a list of almost all the country's addresses, along with individually surveyed building locations. Like all ...
1
vote
0answers
157 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
vote
0answers
187 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
votes
0answers
111 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
votes
3answers
311 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 ...
1
vote
1answer
553 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
votes
1answer
98 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 ...
1
vote
0answers
35 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
votes
1answer
270 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 ...
-1
votes
1answer
228 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 ...
5
votes
3answers
351 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 ...
0
votes
1answer
1k 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 ...
1
vote
0answers
97 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 ...
2
votes
0answers
239 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 ...
0
votes
1answer
337 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 ...
1
vote
1answer
127 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 ...
1
vote
0answers
123 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 ...
3
votes
2answers
85 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 ...
2
votes
2answers
64 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 ...
1
vote
1answer
160 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: ...
1
vote
2answers
540 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
51 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 ...
2
votes
1answer
360 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 ...
1
vote
0answers
322 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 ...
0
votes
1answer
227 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
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 ...
1
vote
0answers
91 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 ...
1
vote
1answer
216 views

Geocoding using Excel spreadsheet

Can I add a spreadsheet with addresses to Qgis and then geocode it?
1
vote
1answer
550 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, ...
0
votes
1answer
225 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. ...
1
vote
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
269 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 ...
1
vote
1answer
230 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
votes
1answer
168 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
166 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
513 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 ...
1
vote
1answer
194 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
120 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 ...
0
votes
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 ...
0
votes
1answer
962 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
votes
0answers
309 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 ...
1
vote
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 ...