37 search results - page 1 / 8 » Online Sampling of High Centrality Individuals in Social Net... |
PAKDD
2010
ACM
13 years 9 months ago
2010
ACM
In this work, we investigate the use of online or “crawling” algorithms to sample large social networks in order to determine the most influential or important individuals wit...
Publication
State-of-the-art techniques for probability sampling of users of online social networks (OSNs) are based on random walks on a single social relation. While powerful, these methods ...
CIKM
2008
Springer
13 years 6 months ago
2008
Springer
As online social networking emerges, there has been increased interest to utilize the underlying social structure as well as the available social information to improve search. In...
EDBT
2009
ACM
13 years 8 months ago
2009
ACM
Activity and user engagement in social media such as web logs, wikis, online forums or social networks has been increasing at unprecedented rates. In relation to social behavior i...
ICASSP
2011
IEEE
12 years 8 months ago
2011
IEEE
We design two different strategies for computing the unknown content preferences in an online social network based on a small set of nodes in the corresponding social graph for wh...