Geolocation
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Geolocation Frances Ho
description
Geolocation. Frances Ho. What is it?. 35°55′44″N 79°2′22″W. The identification of the real-world location of an object. Methods. Time Difference of Arrival (TDOA) GPS/A-GPS Associating geographic locations with IPs, MAC Addresses, RFIDs, GPS device, Wi-fi locations, etc. - PowerPoint PPT Presentation
Transcript of Geolocation
GeolocationFrances Ho
The identification of the real-world location of an object.
What is it?
35°55′44″N 79°2′22″W
• Time Difference of Arrival (TDOA)
• GPS/A-GPS• Associating geographic
locations with IPs, MAC Addresses, RFIDs, GPS device, Wi-fi locations, etc.• Started in 1999
Methods
Adding geolocation data to various media: photos, videos, websites, RSS feeds, SMS messages, etc.
Built-in/Standalone GPS GPS Chip GeoSMS – I Am Here GeoURL
Geotagging
Adding geographical information to streets, zip codes, etc. from already recognized geographic data in a Geographic Information System (GIS)
Google Maps Bing Maps Yahoo! PlaceFinder
Geocoding
Criminal Investigations/Fraud Detections Geo-marketing/Target Content Regional Licensing Social Networking Games
Location Based Services
Allows user interaction relative to their location
Ad-hoc Networking Paperless Ticketing Social Networks
LBS Applications: Geo-Social Networking
Game-play evolves based on a player’s location
Time/Player Based Geo-caching Turf Wars VirtualPunk SidewalkSquirrel
LBS Applications: Location-Based Games
Share your current location with friends
Share status updates Communicate through
texts and calls Facebook Twitter FourSquare
LBS Applications: Google Latitude
Google Geolocation
W3C Geolocation API
HTML5 Mozilla Geode Twitter Fire Eagle SkyHook
Geolocation APIs
Pros Easy-access info Thousands of apps Easy
communication Cons
Privacy Awareness Spam
Pros & Cons
http://en.wikipedia.org/wiki/Geolocation http://
en.wikipedia.org/wiki/Location-based_service http://en.wikipedia.org/wiki/Geocoding http://
www.pcworld.com/article/192803/geolocation_101_how_it_works_the_apps_and_your_privacy.html
http://compnetworking.about.com/od/traceipaddresses/f/ip_location.htm
Sources
http://en.wikipedia.org/wiki/Geolocation http://en.wikipedia.org/wiki/Location-
based_game http://www.pcworld.com/article/192803/
geolocation_101_how_it_works_the_apps_and_your_privacy.html
http://compnetworking.about.com/od/traceipaddresses/f/ip_location.htm
Further Reading
Any Q’s?
