Optimal Weights Mixed Filter for Removing Mixture of Gaussian and Impulse Noises
Qiyu JinIon GramaQuansheng LiuPublished in: CoRR (2012)
Keyphrases
- optimal weights
- gaussian noise
- salt and pepper
- impulse noise
- salt pepper
- gaussian distribution
- noise removal
- mixture distribution
- gaussian filter
- gaussian mixture
- gaussian model
- gaussian mixture model
- gaussian densities
- zero crossing
- linear filters
- image restoration
- mixture model
- denoising
- noise level
- noise reduction
- color images
- noisy images
- signal to noise ratio
- training stage
- noise detection
- edge detection
- median filter
- image processing
- statistical model
- face detection
- em algorithm
- expectation maximization
- maximum likelihood
- video sequences