Very low frequency modulation in QRS slopes and its relation with respiration and heart rate variability during hemodialysis.
David HernandoAlejandro AlcainePablo LagunaEsther PueyoRaquel BailónPublished in: EMBC (2013)
Keyphrases
- heart rate variability
- low frequency
- heart rate
- high frequency
- frequency domain
- wavelet transform
- spectral analysis
- subband
- ecg signals
- discrete wavelet transform
- wavelet coefficients
- high frequency components
- multiresolution
- frequency band
- dct coefficients
- quality assessment
- spatial domain
- machine learning algorithms
- text categorization
- knn
- image analysis