A noise-ranking switching filter for images with general fixed-value impulse noises.
Hsien-Hsin ChouLing-Yuan HsuPublished in: Signal Process. (2015)
Keyphrases
- gaussian noise
- noise free
- salt and pepper
- salt and pepper noise
- salt pepper
- impulse noise
- fine details
- noise reduction
- image data
- input image
- image noise
- high contrast
- median filter
- high noise
- noise removal
- image database
- noise sensitivity
- image features
- morphological filters
- noisy images
- noisy data
- bandpass
- low signal to noise ratio
- image filtering
- gaussian filter
- multiplicative noise
- edge preservation
- image retrieval
- switching median filter
- imaging process
- noise suppression
- high pass
- image analysis
- noise level
- nonlinear filters
- image details
- edge detection
- ranking algorithm
- contrast enhancement
- linear filters
- degraded images
- rank order
- additive noise
- wiener filter
- pixel values
- image structure
- image collections
- signal to noise ratio
- noise detection
- linear minimum mean square error