Web GIS Usability

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Web GIS Usability
NOT DESKTOP GIS FOR THE WEB!
GIS Professionals
Web Users
Desktop GISis COMPLICATED
Web GIS should be SIMPLE
What do web users expect my GIS site to be?
Simple
Fast
Simple
Familiar
Did I mention ? Simple
How can I accomplish these things?
How to do Familiar
Familiar Map Interaction
Familiar Map Navigation
This is FamiliarandSimple
How to do Simple
Consider every function
Avoid Advanced Functionality
Avoid Navigation “Tools”
“My Old Site Had them”
“My Old Site” Time Machine
2000
2009
2000
2009
2000
2009
How to do Fast
CACHING
Hosting
“Cloud”
ASP
Cloud?
Cloud?
Searches, Queries, Geoprocessing
Map Tiles
Multiple Domains allow more tiles to download at once
Silverlight (PSNMAP)
Flex (Hanover County, VA)
JavaScript (York County, PA)