Adaptive neuro-fuzzy inference system employing wavelet coefficients for detection of alterations in sleep EEG activity during hypopnoea episodes.
Elif Derya ÜbeyliDean CvetkovicGerard HollandIrena CosicPublished in: Digit. Signal Process. (2010)
Keyphrases
- wavelet coefficients
- wavelet domain
- wavelet transform
- subband
- image denoising
- multiscale
- multiresolution
- high frequency
- discrete wavelet transform
- eeg signals
- bit plane
- shift invariant
- brain activity
- epileptic seizures
- wavelet transformation
- wavelet decomposition
- sleep stage
- generalized gaussian
- frequency band
- low frequency
- wavelet based image coding
- wavelet based image
- wavelet domain hidden markov tree
- marginal distributions
- statistical dependencies
- image coder
- filter bank
- denoising algorithm
- obstructive sleep apnea
- signal processing
- feature vectors
- wavelet transformed