Generalized filter-bank equalizer for noise reduction with reduced signal delay.
Heinrich W. LöllmannPeter VaryPublished in: INTERSPEECH (2005)
Keyphrases
- noise reduction
- filter bank
- perfect reconstruction
- signal processing
- wavelet packet
- frequency domain
- hearing aids
- subband
- noisy environments
- image coding
- signal to noise ratio
- edge preserving
- multiscale
- edge detection
- multiresolution
- linear filters
- high frequency
- wavelet transform
- median filter
- noise level
- noise removal
- lifting scheme
- computationally efficient
- nonlinear filters
- high pass
- low pass
- wavelet coefficients
- wavelet filters
- denoising algorithm
- pattern recognition
- single channel
- high resolution
- image compression
- impulse noise
- discrete wavelet transform
- image data
- fourier transform
- feature vectors
- non stationary
- post processing