Snore Signal Enhancement and Activity Detection via Translation-Invariant Wavelet Transform.
Andrew Keong NgTong San KohKathiravelu PuvanendranUdantha R. AbeyratnePublished in: IEEE Trans. Biomed. Eng. (2008)
Keyphrases
- translation invariant
- activity detection
- wavelet transform
- wavelet packet
- wavelet analysis
- high frequency
- low frequency
- multiscale
- subband
- multiresolution
- image coding
- image compression
- denoising
- mathematical morphology
- wavelet coefficients
- sequence matching
- signal processing
- object identification
- frequency domain
- image processing
- wavelet domain
- feature extraction
- morphological operators
- wavelet decomposition
- image enhancement
- non stationary
- computer vision
- image retrieval
- morphological filters