1259 search results - page 19 / 252 » Knowledge and Structure in Social Algorithms |
PVLDB
2010
13 years 6 months ago
2010
Due to the popularity of social networks, many proposals have been proposed to protect the privacy of the networks. All these works assume that the attacks use the same background...
CIKM
2011
Springer
12 years 7 months ago
2011
Springer
With hundreds of millions of participants, social media services have become commonplace. Unlike a traditional social network service, a microblogging network like Twitter is a hy...
INFOCOM
2011
IEEE
12 years 11 months ago
2011
IEEE
—This paper addresses the problem of identifying the top-k information hubs in a social network. Identifying topk information hubs is crucial for many applications such as advert...
WWW
2009
ACM
14 years 8 months ago
2009
ACM
Social media websites promote diverse user interaction on media objects as well as user actions with respect to other users. The goal of this work is to discover community structu...
SIGIR
2003
ACM
14 years 23 days ago
2003
ACM
One of the major problems in question answering (QA) is that the queries are either too brief or often do not contain most relevant terms in the target corpus. In order to overcom...