###DBLP dataset example
- DBLP_userAdj: A subset of coauthor network structures for 20 years (1993-2012).
- DBLP_userPrefer: The topic distributions which the selected authors preferred in 20 years (1993-2012).
###Digg dataset example
- Digg_friends: Friends network structures over 28 days.
- Digg_votings: User votings for the stories their preferred (sparse matrix format).