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» Stabilization using both noisy and noiseless feedback
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AUTOMATICA
2004
113views more  AUTOMATICA 2004»
14 years 11 months ago
Simple stability criteria for systems with time-varying delays
This paper considers the problem of stability of linear feedback systems with time-varying but bounded delays. Simple but powerful criteria of stability are presented for both con...
Chung-Yao Kao, Bo Lincoln
CORR
2010
Springer
58views Education» more  CORR 2010»
14 years 11 months ago
Discrete denoising of heterogenous two-dimensional data
We consider discrete denoising of two-dimensional data with characteristics that may be varying abruptly between regions. Using a quadtree decomposition technique and space-fillin...
Taesup Moon, Tsachy Weissman, Jae-Young Kim
89
Voted
ICASSP
2008
IEEE
15 years 6 months ago
Distributed compressed sensing: Sparsity models and reconstruction algorithms using annihilating filter
Consider a scenario where a distributed signal is sparse and is acquired by various sensors that see different versions. Thus, we have a set of sparse signals with both some commo...
Ali Hormati, Martin Vetterli
SIAMCO
2008
87views more  SIAMCO 2008»
14 years 11 months ago
Homogeneous Approximation, Recursive Observer Design, and Output Feedback
We introduce two new tools that can be useful in nonlinear observer and output feedback design. The first one is a simple extension of the notion of homogeneous approximation to ma...
Vincent Andrieu, Laurent Praly, Alessandro Astolfi
88
Voted
SIBGRAPI
2003
IEEE
15 years 5 months ago
Helical CT Reconstruction from Wide Cone-Beam Angle Data Using ART
We report on new results on the use of Algebraic Reconstruction Techniques (ART) for reconstructing from helical cone-beam Computerized Tomography (CT) data. We investigate two va...
Bruno M. Carvalho, Gabor T. Herman