Theoretical analysis of musical noise in nonlinear noise reduction based on higher-order statistics.
Yu TakahashiRyoichi MiyazakiHiroshi SaruwatariKazunobu KondoPublished in: APSIPA (2012)
Keyphrases
- noise reduction
- higher order statistics
- theoretical analysis
- fourth order
- noise removal
- signal to noise ratio
- noise level
- nonlinear diffusion
- noisy environments
- edge preserving
- speckle noise
- edge detection
- median filter
- noise free
- speech enhancement
- diffusion equation
- probability density function
- nonlinear models
- independent component analysis
- image statistics
- noise detection
- denoising algorithm
- gaussian distribution
- higher order
- feature space