On Wigner-based sparse time-frequency distributions.
Patrick FlandrinNelly PustelnikPierre BorgnatPublished in: CAMSAP (2015)
Keyphrases
- sparse data
- probability distribution
- sparse coding
- exponential distributions
- heavy tailed
- compressed sensing
- database
- high dimensional
- frequency domain
- sparse representation
- random variables
- signal processing
- normal distribution
- wavelet transform
- exponential family
- log normal
- dictionary learning
- multiresolution
- matching pursuit
- data sets