The fundamental challenge for social computing is to contribute to fostering communities in which humans can transcend the limitation of the unaided, individual human mind by help...
The communities of a social network are sets of vertices with more connections inside the set than outside. We theoretically demonstrate that two commonly observed properties of s...
Web-based communities have become important places for people to seek and share expertise. We find that networks in these communities typically differ in their topology from other...
We consider a set of views stating possibly conflicting facts. Negative facts in the views may come, e.g., from functional dependencies in the underlying database schema. We want ...
This paper addresses several key issues in the ArnetMiner system, which aims at extracting and mining academic social networks. Specifically, the system focuses on: 1) Extracting ...
Jie Tang, Jing Zhang, Limin Yao, Juanzi Li, Li Zha...