Speech Enhancement Based on Student t Modeling of Teager Energy Operated Perceptual Wavelet Packet Coefficients and a Custom Thresholding Function.
Md Tauhidul IslamCelia ShahnazWei-Ping ZhuM. Omair AhmadPublished in: IEEE ACM Trans. Audio Speech Lang. Process. (2015)
Keyphrases
- wavelet packet
- denoising
- speech enhancement
- wavelet packet transform
- filter bank
- wiener filter
- wavelet transform
- subband
- image denoising
- noisy environments
- wavelet decomposition
- natural images
- image processing
- quadtree
- noise reduction
- noisy images
- non stationary
- image segmentation
- high quality
- signal processing
- speech signal
- neural network
- single channel
- data structure
- frequency band
- pattern recognition
- speech recognition
- wavelet domain
- image classification
- linear combination
- gray level
- signal to noise ratio
- frequency domain