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ICASSP
2010
IEEE
13 years 10 months ago
Learning sparse systems at sub-Nyquist rates: A frequency-domain approach
We propose a novel algorithm for sparse system identification in the frequency domain. Key to our result is the observation that the Fourier transform of the sparse impulse respo...
Martin McCormick, Yue M. Lu, Martin Vetterli
ALGORITHMICA
2008
115views more  ALGORITHMICA 2008»
13 years 10 months ago
Algorithm Engineering for Color-Coding with Applications to Signaling Pathway Detection
Color-coding is a technique to design fixed-parameter algorithms for several NP-complete subgraph isomorphism problems. Somewhat surprisingly, not much work has so far been spent ...
Falk Hüffner, Sebastian Wernicke, Thomas Zich...
FUIN
2008
177views more  FUIN 2008»
13 years 10 months ago
A Multi-facet Approach to Dynamic Agent Systems
We are concerned with the problem of defining a complex, hybrid, agent based discrete system in a modular way. The modularity results from looking at the system from a number of di...
Marek A. Bednarczyk, Wieslaw Pawlowski, Luca Berna...
CTW
2007
91views more  CTW 2007»
13 years 10 months ago
Collaborative cross-checking to enhance resilience
Resilience, the ability to adapt or absorb disturbance, disruption, and change, may be increased by team processes in a complex, socio-technical system. In particular, collaborativ...
Emily S. Patterson, David D. Woods, Richard I. Coo...
JODS
2006
98views Data Mining» more  JODS 2006»
13 years 10 months ago
Viewpoints on Emergent Semantics
We introduce a novel view on how to deal with the problems of semantic interoperability in distributed systems. This view is based on the concept of emergent semantics, which sees ...
Philippe Cudré-Mauroux, Karl Aberer, Alia I...