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LCN
2006
IEEE
16 years 5 days ago
Efficient Algorithms for Secure Multicast key Management
Group Multicast is becoming a prevalent issue in Network applications such as teleconferencing, payper-view, and information services. In order to secure group communications by p...
Elham Khabiri, Saïd Bettayeb
GROUP
2003
ACM
15 years 11 months ago
Designing for loose coupling in mobile groups
Loose coupling is a common way of organizing collaboration in work groups, but it has not been studied extensively in CSCW. In this paper, we consider the patterns of work that ar...
David Pinelle, Carl Gutwin

Publication
197views
14 years 2 months ago
Convex non-negative matrix factorization for massive datasets
Non-negative matrix factorization (NMF) has become a standard tool in data mining, information retrieval, and signal processing. It is used to factorize a non-negative data matrix ...
C. Thurau, K. Kersting, M. Wahabzada, and C. Bauck...
CHI
2004
ACM
16 years 6 months ago
Think different: increasing online community participation using uniqueness and group dissimilarity
Online communities can help people form productive relationships. Unfortunately, this potential is not always fulfilled: many communities fail, and designers don't have a sol...
Pamela J. Ludford, Dan Cosley, Dan Frankowski, Lor...
ISCAS
2008
IEEE
145views Hardware» more  ISCAS 2008»
16 years 17 days ago
Group learning using contrast NMF : Application to functional and structural MRI of schizophrenia
— Non-negative Matrix factorization (NMF) has increasingly been used as a tool in signal processing in the last couple of years. NMF, like independent component analysis (ICA) is...
Vamsi K. Potluru, Vince D. Calhoun