New design method of general weighted median filters admitting negative weights for enhancement of images degraded by additive noise.
Mitsuhiko MeguroMasahide KanekoAkira KurematsuPublished in: Image Processing: Algorithms and Systems (2003)
Keyphrases
- additive noise
- test images
- speckle noise
- speckle reduction
- image data
- input image
- edge detection
- pixel values
- noisy images
- image regions
- image processing
- object recognition
- maximum likelihood
- language model
- image enhancement
- ultrasound images
- multiplicative noise
- random variables
- multiresolution
- image analysis
- computational complexity
- three dimensional