Representation of pseudoperiodic signals by means of pitch-synchronous frequency warped wavelet transform.
Sergio CavaliereGianpaolo EvangelistaPublished in: EUSIPCO (1998)
Keyphrases
- wavelet transform
- fundamental frequency
- low frequency
- translation invariant
- frequency spectrum
- image compression
- multiresolution
- spectrum analysis
- multiresolution representation
- subband
- high frequency
- power quality disturbance
- image representation
- signal processing
- multiscale
- wavelet coefficients
- frequency domain
- image warping
- signal detection
- input image
- soft threshold
- feature extraction