Speech Signal and Facial Image Processing for Obstructive Sleep Apnea Assessment.
Fernando Espinoza-CuadrosRubén Fernández PozoDoroteo T. ToledanoJosé Alcázar RamírezEduardo López GonzaloLuis A. Hernández GómezPublished in: Comput. Math. Methods Medicine (2015)
Keyphrases
- speech signal
- image processing
- obstructive sleep apnea
- speech recognition
- sleep apnea
- automatic speech recognition
- speaker identification
- automatic speech recognition systems
- background noise
- non stationary
- linear prediction
- pattern recognition
- signal processing
- noisy environments
- facial expressions
- face images
- spectral analysis
- hidden markov models
- image denoising
- denoising
- quality assessment
- fundamental frequency
- acoustic features
- face recognition
- feature extraction
- multiscale
- speech quality
- image segmentation
- computer vision
- eeg signals
- video sequences
- high resolution
- edge detection
- automatic analysis
- visual speech
- image compression
- genetic algorithm