Transient signal detection using overcomplete wavelet transform and high-order statistics.
Cornel IoanaAndré QuinquisPublished in: ICASSP (6) (2003)
Keyphrases
- signal detection
- wavelet transform
- high order statistics
- natural images
- power spectrum
- multiscale
- multiresolution
- image compression
- linear combination
- subband
- weak signal
- low signal to noise ratio
- wavelet coefficients
- order statistics
- sparse representation
- feature extraction
- wavelet domain
- basis functions
- independent component analysis
- higher order
- denoising
- clustering algorithm
- dimensionality reduction
- subspace projection