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COCOON
2008
Springer
13 years 11 months ago
On the Complexity of Equilibria Problems in Angel-Daemon Games
We analyze the complexity of equilibria problems for a class of strategic zero-sum games, called Angel-Daemon games. Those games were introduced to asses the goodness of a web or g...
Joaquim Gabarró, Alina García, Maria...
AAAI
2006
13 years 10 months ago
Targeting Specific Distributions of Trajectories in MDPs
We define TTD-MDPs, a novel class of Markov decision processes where the traditional goal of an agent is changed from finding an optimal trajectory through a state space to realiz...
David L. Roberts, Mark J. Nelson, Charles Lee Isbe...
NIPS
2003
13 years 10 months ago
Fast Algorithms for Large-State-Space HMMs with Applications to Web Usage Analysis
In applying Hidden Markov Models to the analysis of massive data streams, it is often necessary to use an artificially reduced set of states; this is due in large part to the fac...
Pedro F. Felzenszwalb, Daniel P. Huttenlocher, Jon...
ACSAC
2008
IEEE
13 years 9 months ago
YAGP: Yet Another Graphical Password Strategy
Alphanumeric passwords are widely used in computer and network authentication to protect users' privacy. However, it is well known that long, textbased passwords are hard for...
Haichang Gao, Xuewu Guo, Xiaoping Chen, Liming Wan...
CORR
2006
Springer
101views Education» more  CORR 2006»
13 years 9 months ago
Geographic Gossip: Efficient Aggregation for Sensor Networks
Gossip algorithms for aggregation have recently received significant attention for sensor network applications because of their simplicity and robustness in noisy and uncertain en...
Alexandros G. Dimakis, Anand D. Sarwate, Martin J....