Detection of S1 and S2 Heart Sounds by High Frequency Signatures.
Dinesh Kant KumarPaulo CarvalhoManuel AntunesJorge HenriquesLuis EugénioRalf SchmidtJörg HabethaPublished in: EMBC (2006)
Keyphrases
- high frequency
- low frequency
- visual quality
- high resolution
- wavelet decomposition
- wavelet transform
- subband
- discrete wavelet transform
- frequency band
- high frequencies
- high frequency components
- low pass
- wavelet coefficients
- frequency domain
- feature vectors
- multiscale
- phase shifting
- image reconstruction
- low bit rate coding
- change detection
- image sequences
- image registration
- feature extraction