Adding Analytic Muscle To Spinning Globes:

Bulking Up Google Earth& Virtual Earth with

PostGIS

Brian Timoney

1. Google Earth Free Version OK for Business/Professional Use

2. MS Virtual Earth to support KMLIn Fall of 2007

Competing Visions

(Contrasting the heavy, all-encompassing ESRI approach—Database +SDE + ArcServer+ ArcObjects to the ’80-20 rule’ first posited by Pareto).

Don’t Give The Masses What They Don’t Want

(Most general users can have their needs met by a simple set of spatial tools (buffers,Intersections, distance measures). Again, invoke the 80-20 rule.

Spinning Globe Via PHP, ASP, Ruby, Python,

etc.

Analysis Request w/Viewing Parameters Server

PostGIS

SQLKMLWKT

Formatted KML or JSON

A simple schematic.

Stream Imagery Globally;Analyze & Visualize Your Data Locally

With the consumer interfaces, your data sits behind the firewall while you can streamIn base imagery from over the internet.

DEMOS

http://www.thetimoneygroup.net/foss

This includes sample code and demo data from the PostGIS/Google Earth workshopgiven earlier in the week at the conference.