"People who bookmark the same things that I bookmark are likely to have similar interests and are thus likely to continue bookmarking interesting things in the future. Since the information on who bookmarked what URL is public, the process of finding people with similar interests can be automated."
The Software Environment for the Advancement of Scholarly Research (SEASR), funded by the Andrew W. Mellon Foundation, provides a research and development environment capable of powering leading-edge digital humanities initiatives.
I. Mierswa, M. Wurst, R. Klinkenberg, M. Scholz, und T. Euler. KDD '06: Proceedings of the 12th ACM SIGKDD international conference on Knowledge discovery and data mining, Seite 935--940. New York, NY, USA, ACM, (2006)