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SIGCOMM
1998
ACM
15 years 4 months ago
Secure Group Communications Using Key Graphs
Many emerging applications (e.g., teleconference, real-time information services, pay per view, distributed interactive simulation, and collaborative work) are based upon a group ...
Chung Kei Wong, Mohamed G. Gouda, Simon S. Lam
MFCS
2007
Springer
15 years 6 months ago
Well Supported Approximate Equilibria in Bimatrix Games: A Graph Theoretic Approach
Abstract. We study the existence and tractability of a notion of approximate equilibria in bimatrix games, called well supported approximate Nash Equilibria (SuppNE in short). We p...
Spyros C. Kontogiannis, Paul G. Spirakis
WINE
2009
Springer
171views Economy» more  WINE 2009»
15 years 6 months ago
The Impact of Social Ignorance on Weighted Congestion Games
We consider weighted linear congestion games, and investigate how social ignorance, namely lack of information about the presence of some players, affects the inefficiency of pure...
Dimitris Fotakis, Vasilis Gkatzelis, Alexis C. Kap...
ICDE
2000
IEEE
96views Database» more  ICDE 2000»
16 years 1 months ago
Dynamic Miss-Counting Algorithms: Finding Implication and Similarity Rules with Confidence Pruning
Dynamic Miss-Countingalgorithms are proposed, which find all implication and similarity rules with confidence pruning but without support pruning. To handle data sets with a large...
Shinji Fujiwara, Jeffrey D. Ullman, Rajeev Motwani
DCC
1998
IEEE
15 years 4 months ago
Optimal Multiple Description Transform Coding of Gaussian Vectors
Multiple description coding (MDC) is source coding for multiple channels such that a decoder which receives an arbitrary subset of the channels may produce a useful reconstruction...
Vivek K. Goyal, Jelena Kovacevic