Measurement of signal-to-noise ratio in dysphonic voices by image processing of spectrograms.
Maurílio N. VieiraJoão Pedro H. SansãoHani C. YehiaPublished in: Speech Commun. (2014)
Keyphrases
- signal to noise ratio
- image processing
- edge detection
- noise reduction
- machine vision
- image analysis
- image enhancement
- pattern recognition
- computer vision
- multiscale
- denoising
- signal processing
- matched filter
- image restoration
- dynamic range
- minimum mean square error
- gaussian noise
- spatial filtering
- image denoising
- mathematical morphology
- medical imaging
- image compression
- noisy images
- edge detector
- color images
- feature extraction
- received signal
- median filter
- non stationary
- wiener filter
- speech enhancement