Prewhitening for rank-deficient noise in subspace methods for noise reduction.
Per Christian HansenSøren Holdt JensenPublished in: IEEE Trans. Signal Process. (2005)
Keyphrases
- noise reduction
- subspace methods
- signal to noise ratio
- noise level
- matched filter
- noisy environments
- median filter
- noise free
- noise removal
- edge detection
- noise detection
- white noise
- speech enhancement
- wiener filter
- linear discriminant analysis
- face recognition
- impulse noise
- ensemble methods
- lower dimensional
- principal component analysis
- gaussian noise
- impulsive noise
- noisy images
- benchmark datasets
- support vector machine
- pattern recognition