Unique very low-frequency heart rate variability during deep sleep in humans.
Fumiharu TogoKen KiyonoZbigniew R. StruzikYoshiharu YamamotoPublished in: IEEE Trans. Biomed. Eng. (2006)
Keyphrases
- low frequency
- heart rate variability
- high frequency
- frequency domain
- heart rate
- wavelet transform
- spectral analysis
- subband
- high frequency components
- electromagnetic fields
- high resolution
- wavelet coefficients
- discrete wavelet transform
- frequency band
- low and high frequency
- extracted features
- wavelet domain
- spatial domain
- multiresolution
- multiscale