Denoising of Heart Sound Signals Using Discrete Wavelet Transform.
Mohammed Nabih AliEl-Sayed A. El-DahshanAshraf H. YahiaPublished in: Circuits Syst. Signal Process. (2017)
Keyphrases
- sound signals
- discrete wavelet transform
- denoising
- wavelet domain
- image denoising
- noisy images
- shift invariant
- sound source
- image processing
- natural images
- dual tree
- denoising algorithm
- speech signal
- frequency domain
- multiresolution
- wavelet coefficients
- denoising methods
- subband
- dual tree discrete wavelet transform
- haar wavelet transform
- gaussian noise
- wavelet packet
- multiscale
- high frequency
- medical images
- object recognition
- spatial domain
- noise reduction
- wavelet transform
- high quality
- face recognition
- machine learning
- speech recognition