Can Social Bookmarking Improve Web Search?
By Paul Heymann, Georgia Koutrika, and Hector Garcia-Molina Dept. of Computer Science, Stanford University Stanford, CA, USA. The paper includes eleven experiments designed to evaluate different aspects of social bookmarking and their impact on web search, using del.icio.us bookmarking data, Yahoo! and AOL search data, and ODP data gathered between May and June of 2007.