225 search results - page 2 / 45 » Kernel Basis Pursuit |
FOCM
2008
13 years 5 months ago
2008
We investigate the problem of reconstructing sparse multivariate trigonometric polynomials from few randomly taken samples by Basis Pursuit and greedy algorithms such as Orthogona...
CORR
2010
Springer
13 years 5 months ago
2010
Springer
Finding the sparsest solution for an under-determined linear system of equations D = s is of interest in many applications. This problem is known to be NP-hard. Recent work studie...
ACSAC
2007
IEEE
13 years 9 months ago
2007
IEEE
A protection profile for high-robustness separation kernels has recently been validated and several implementations are under development. However, medium-robustness separation ke...
SIAMSC
2008
13 years 4 months ago
2008
The basis pursuit problem seeks a minimum one-norm solution of an underdetermined least-squares problem. Basis pursuit denoise (BPDN) fits the least-squares problem only approximat...
ICASSP
2011
IEEE
12 years 8 months ago
2011
IEEE
A nonparametric version of the basis pursuit method is developed for field estimation. The underlying model entails known bases, weighted by generic functions to be estimated fro...