Some transperencies of SPIE 2001 talk

Overview
History
What is a Topic Map
Some important concepts
Functionality drivers, representation etc.
Schematic example 1: Searching for object observations
Schematic example 2: A liteartute database
Schematic example 3: Federating databases
XML Schema
Part of an example Topic Map
A representative VO schematic

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Ashish Mahabal
Last Outdated: Oct 18 2001
http://www.astro.caltech.edu/~aam/science/topicmaps/trans.html