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ICASSP
2010
IEEE
13 years 5 months ago
An L1 criterion for dictionary learning by subspace identification
We propose an ℓ1 criterion for dictionary learning for sparse signal representation. Instead of directly searching for the dictionary vectors, our dictionary learning approach i...
Florent Jaillet, Rémi Gribonval, Mark D. Pl...
AUTOMATICA
2006
94views more  AUTOMATICA 2006»
13 years 4 months ago
Subspace identification for FDI in systems with non-uniformly sampled multirate data
This paper proposes a novel subspace approach towards direct identification of a residual model for fault detection and isolation (FDI) in a system with non-uniformly sampled mult...
Weihua Li, Zhengang Han, Sirish L. Shah
AUTOMATICA
2002
97views more  AUTOMATICA 2002»
13 years 4 months ago
Frequency-domain subspace system identification using non-parametric noise models
- In the general case of non-uniformly spaced frequency domain data and/or arbitrarily colored disturbing noise, the frequency domain subspace identification algorithms described i...
Rik Pintelon
AUTOMATICA
2006
63views more  AUTOMATICA 2006»
13 years 4 months ago
Inference of disjoint linear and nonlinear sub-domains of a nonlinear mapping
This paper investigates new ways of inferring nonlinear dependence from measured data. The existence of unique linear and nonlinear sub-spaces which are structural invariants of g...
Douglas J. Leith, William E. Leithead, Roderick Mu...