Keyphrases
- cost function
- color images
- impulse noise
- image details
- feature vectors
- color space
- impulsive noise
- color information
- filter responses
- multiscale
- noise reduction
- vector space
- filter coefficients
- image sharpening
- filter outputs
- noise removal
- color correction
- filtering method
- expected cost
- median filter
- objective function
- order statistics
- global minimum
- image processing
- color features
- face recognition