Sciweavers

2313 search results - page 176 / 463
» Co-Evolution in Social Interactions
Sort
View
WWW
2008
ACM
16 years 6 months ago
Social and semantics analysis via non-negative matrix factorization
Social media such as Web forum often have dense interactions between user and content where network models are often appropriate for analysis. Joint non-negative matrix factorizat...
Zhi-Li Wu, Chi-Wa Cheng, Chun-hung Li
CSE
2009
IEEE
16 years 29 days ago
A Semantic Imitation Model of Social Tag Choices
—We describe a semantic imitation model of social tagging that integrates formal representations of semantics and a stochastic tag choice process to explain and predict emergent ...
Wai-Tat Fu, Thomas George Kannampallil, Ruogu Kang
HICSS
2006
IEEE
100views Biometrics» more  HICSS 2006»
16 years 7 days ago
The Impact of Social Types within Information Communities: Findings from Technical Newsgroups
We explored whether Fisher and Durrance’s [11] framework of information communities applies to online technical newsgroups and the impact of particular social types on informati...
Tammara Combs Turner, Karen E. Fisher
CHI
2009
ACM
15 years 11 months ago
Make new friends, but keep the old: recommending people on social networking sites
This paper studies people recommendations designed to help users find known, offline contacts and discover new friends on social networking sites. We evaluated four recommender al...
Jilin Chen, Werner Geyer, Casey Dugan, Michael J. ...
CSCW
2006
ACM
15 years 10 months ago
Spatiality in videoconferencing: trade-offs between efficiency and social presence
In this paper, we explore ways to combine the video of a remote person with a shared tabletop display to best emulate face-to-face collaboration. Using a simple photo application ...
Jörg Hauber, Holger Regenbrecht, Mark Billing...