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Mapping Twitter Moods

6 Mar

Research from Harvard University  titled ‘Pulse of the Nation: U.S. Mood Throughout the Day inferred from Twitter‘ has created a fascinating model using ‘happy and sad tweets’. Using  data  from the U.S. Census Bureau, maps from Wikimedia Commons, user locations inferred using the Google Maps API; all displayed perfectly using a PostGIS cartograms. Check out the video:

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Geography: Right Here. Right Now.

2 Jun

This video provides a holistic introduction [not a summary!] to a Geography in the 21st century….enjoy!