1. Web-a-where: geotagging web content;Amitay,2004
2. Spatial variation in search engine queries;Backstrom,2008
3. Find me if you can: improving geographical prediction with social and spatial proximity;Backstrom,2010
4. Tunes that bind? Predicting friendship strength in a music-based social network;Baym;Inf. Commun. Soc.,2009
5. The Big Sort: Why the Clustering of Like-Minded America is Tearing Us Apart;Bishop,2009