Articles with "non tight" as a keyword



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Stable Sparse Model with Non-Tight Frame

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Published in 2020 at "Applied Sciences"

DOI: 10.3390/app10051771

Abstract: Overcomplete representation is attracting interest in image restoration due to its potential to generate sparse representations of signals. However, the problem of seeking sparse representation must be unstable in the presence of noise. Restricted Isometry… read more here.

Keywords: sparse model; frame; non tight; model ... See more keywords