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INFOCOM
2011
IEEE
14 years 3 months ago
Sampling vs sketching: An information theoretic comparison
—The main approaches to high speed measurement in routers are traffic sampling, and sketching. However, it is not known which paradigm is inherently better at extracting informa...
Paul Tune, Darryl Veitch
ICCV
2011
IEEE
13 years 11 months ago
Delta-Dual Hierarchical Dirichlet Processes: A pragmatic abnormal behaviour detector
In the security domain a key problem is identifying rare behaviours of interest. Training examples for these behaviours may or may not exist, and if they do exist there will be fe...
Tom Haines, Queen Mary, Tao Xiang
CEC
2011
IEEE
13 years 11 months ago
On universal search strategies for multi-criteria optimization using weighted sums
—We develop a stochastic local search algorithm for finding Pareto points for multi-criteria optimization problems. The algorithm alternates between different single-criterium o...
Julien Legriel, Scott Cotton, Oded Maler
DSN
2011
IEEE
13 years 11 months ago
Analysis of security data from a large computing organization
In this work, we study security incidents that occurred over period of 5 years at the National Center for Supercomputing Applications at the University of Illinois. The analysis co...
Aashish Sharma, Zbigniew Kalbarczyk, James Barlow,...
EUROMICRO
2011
IEEE
13 years 11 months ago
Developing Safe and Dependable Sensornets
Sensornets are being widely proposed as a solution technology in a wide number of applications, e.g. health care. As part of this work some key challenges for the safety and senso...
Iain Bate, Yafeng Wu, John A. Stankovic