The reference for the article gives 404 and physorg doesn't seem to have an article covering the subject. Heres the original paper: http://research.microsoft.co

The reference for the article gives 404 and physorg doesn't seem to have an article covering the subject. Heres the original paper: http://research.microsoft.com/en-us/um/people/horvitz/leskovec_horvitz_www2008.pdf http://research.microsoft.com/en-us/um/people/horvitz/leskov...