Theoretical Analysis of Musical Noise in Generalized Spectral Subtraction Based on Higher Order Statistics.
Takayuki InoueHiroshi SaruwatariYu TakahashiKiyohiro ShikanoKazunobu KondoPublished in: IEEE Trans. Speech Audio Process. (2011)
Keyphrases
- higher order statistics
- theoretical analysis
- spectral subtraction
- speech recognition
- signal to noise ratio
- speech signal
- hybrid method
- noise model
- gaussian distribution
- noise removal
- power spectrum
- fourth order
- noise reduction
- image statistics
- automatic speech recognition
- probability density function
- independent component analysis
- speech enhancement
- background noise
- hidden markov models
- noisy environments
- natural images
- gaussian noise
- non stationary
- noise level
- additive noise
- anisotropic diffusion
- edge preserving
- information retrieval
- edge detection
- knn
- image analysis
- computer vision