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USC GIS Research Laboratory
API's updated to version 2.92 More...
The web service API's have been upgraded to version 2.92. Users should migrate their code to use these new versions.
API's updated to version 2.91 More...
All USC WebGIS API's have been updated to version 2.91. Please begin updating your scripts if you are using previous versions.
Geocoder technical report available More...
The technical details of the USC WebGIS geocoding platform are available in a recently released report.
API's updated to version 2.9 More...
All web service API's have been updated to 2.9. Users should update their web service calls to use this new version.
Privacy option added to not store transaction details More...
All API's and batch processing operations now allow you the option of not storing your transaction details.
Account balance API available More...
We have added an API for programmatically checking how many credits are available in your account.
Geocoding More...
Convert postal addresses into geographic coordinates using a state-of-the-art research geocoding platform.
Address Processing More...
Parse, normalize, standardize and validate postal address data.
Geocode Correction More...
Interactively correct the location of geocodes using a web-based map interface.
Point-In-Polygon Census Intersection More...
Associate Census variables with coordinate data.
Polygon Tracing More...
Interactively trace and store a database of geographic polygons using a web-based map interface.
Shortest Path More...
Calculate the shortest network path between two points based upon shortest distance or travel time.
Usage Rules More...
Our services are provided free of charge in allotments of 2500 transactions. All we ask is that you cite us in your work and/or add a link to us on your website.

Details of our usage policy including how to obtain additional credits and non-throttled access to our services are available on this page. Please contact us if you need more information.
statistics
(As of 11/21/2009 4:38:07 PM)
Registered Users: 2282
Service Utilizations:
Service Usages
AddressNormalization 646,729
AddressValidation 1,499
CensusIntersection 26,947
Geocoding 10,312,004
GeocodingCorrection 4,766
PolygonTracing 5,294
ShortestPath 505,388


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GIS Research Laboratory
University of Southern California
Kaprielian Hall 444
Los Angeles, CA 90089-0255
Phone (213) 740-7164

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