2 search results - page 1 / 1 » On some deterministic dictionaries supporting sparsity |
CORR
2008
Springer
13 years 5 months ago
2008
Springer
We describe a new construction of an incoherent dictionary, referred to as the oscillator dictionary, which is based on considerations in the representation theory of finite groups...
CORR
2011
Springer
12 years 11 months ago
2011
Springer
We investigate the recovery of signals exhibiting a sparse representation in a general (i.e., possibly redundant or incomplete) dictionary that are corrupted by additive noise adm...