A Donoho–Stark criterion for stable signal recovery in discrete wavelet subspaces (Articolo in rivista)

Type
Label
  • A Donoho–Stark criterion for stable signal recovery in discrete wavelet subspaces (Articolo in rivista) (literal)
Anno
  • 2011-01-01T00:00:00+01:00 (literal)
Alternative label
  • Gosse Laurent (2011)
    A Donoho–Stark criterion for stable signal recovery in discrete wavelet subspaces
    in Journal of computational and applied mathematics
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Gosse Laurent (literal)
Pagina inizio
  • 5024 (literal)
Pagina fine
  • 5029 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 235 (literal)
Rivista
Note
  • ISI Web of Science (WOS) (literal)
Titolo
  • A Donoho–Stark criterion for stable signal recovery in discrete wavelet subspaces (literal)
Abstract
  • We derive a sufficient condition by means of which one can recover a scale-limited signal from the knowledge of a truncated version of it in a stable manner following the canvas introduced by Donoho and Stark (1989) [4]. The proof follows from simple computations involving the Zak transform, well-known in solid-state physics. Geometric harmonics (in the terminology of Coifman and Lafon (2006) [22]) for scale-limited subspaces of L2(R) are also displayed for several test-cases. Finally, some algorithms are studied for the treatment of zero-angle problems. (literal)
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