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» Computing in Quotient Groups
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CVPR
2011
IEEE
15 years 23 days ago
Online Group-Structured Dictionary Learning
We develop a dictionary learning method which is (i) online, (ii) enables overlapping group structures with (iii) non-convex sparsity-inducing regularization and (iv) handles the ...
Zoltan Szabo, Barnabas Poczos, Andras Lorincz
128
Voted
CISS
2007
IEEE
15 years 11 months ago
Differential Space-Frequency Group Codes for MIMO-OFDM
— In recent years, coherent space-frequency (SF) coded multiple-input multiple-output orthogonal frequency division multiplexing (MIMO-OFDM) systems have attracted great attentio...
Engin Zeydan, Ufuk Tureli
NETGAMES
2006
ACM
15 years 10 months ago
Applicability of group communication for increased scalability in MMOGs
Massive multiplayer online games (MMOGs) are today the driving factor for the development of distributed interactive applications, and they are increasing in size and complexity. ...
Knut-Helge Vik, Carsten Griwodz, Pål Halvors...
HUC
2010
Springer
15 years 5 months ago
Groupthink: usability of secure group association for wireless devices
A fairly common modern setting entails users, each in possession of a personal wireless device, wanting to communicate securely, via their devices. If these users (and their devic...
Rishab Nithyanand, Nitesh Saxena, Gene Tsudik, Ers...
ISW
2005
Springer
15 years 10 months ago
Constant Round Dynamic Group Key Agreement
We present a fully symmetric constant round authenticated group key agreement protocol in dynamic scenario. Our proposed scheme achieves forward secrecy and is provably secure und...
Ratna Dutta, Rana Barua