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TRANSCRIPT
Open Street Map I
Mills SOC128 Fall 2013 Dan Ryan
Contents
• What? • Why? • How? • Us
WHAT IS IT? Open Street Map
Open Street Map: What?
OSM DB
TIGER Raster Data
APPs
API
USers
GPS
Open Street Map: What?
• Starts with TIGER* (topologically integrated geographic encoding and referencing)
• Peer producOon: anyone can add features
• >1,000,000 accounts and >15,000 acOve
• Data can be used in other applicaOons – WHY DOES THAT MATTER?
*See Also: US Census Bureau. “TIGER Products”
WHY? Open Street Map
Open Street Map: Why?
• Lots of maps on web, but only free to VIEW • Cannot use data to build new applicaOons – Mapnik – OpenCycleMap – OpenQueerMap – WaterColorMap
• Peer ProducOon harnesses enormous amounts of contribuOons to public goods
HOW? Open Street Map
Open Street Map: How?
h^p://wiki.openstreetmap.org/wiki/Press_Kit