619 search results - page 117 / 124 » Characterizing user behavior in online social networks |
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SIGIR
2012
ACM
12 years 12 months ago
2012
ACM
Finding topic experts on microblogging sites with millions of users, such as Twitter, is a hard and challenging problem. In this paper, we propose and investigate a new methodolog...
WSDM
2009
ACM
15 years 4 months ago
2009
ACM
We are experiencing an unprecedented increase of content contributed by users in forums such as blogs, social networking sites and microblogging services. Such abundance of conten...
IJNSEC
2008
14 years 9 months ago
2008
Anomaly detectors have become a necessary component of the computer and information security framework. Some of the numerous drawbacks experienced by the current Anomaly detectors...
ICC
2009
IEEE
15 years 4 months ago
2009
IEEE
Abstract— A common assumption in the network coding literature is that the users are cooperative and will not pursue their own interests. However, this assumption can be violated...
WSDM
2012
ACM
13 years 5 months ago
2012
ACM
Traditionally, research about trust assumes a single type of trust between users. However, trust, as a social concept, inherently has many facets indicating multiple and heterogen...