Colour-sensitive edge detection using hypercomplex filters.
Carolyn J. EvansStephen J. SangwineTodd A. EllPublished in: EUSIPCO (2000)
Keyphrases
- edge detection
- multiscale
- edge localization
- noisy images
- edge detector
- image processing
- optimal filter
- image enhancement
- gradient operators
- mathematical morphology
- region growing
- recursive filtering
- noise reduction
- anisotropic diffusion
- colour images
- fourier transform
- image representation
- image filtering
- image edges
- edge detection algorithm
- step edges
- noise removal
- gaussian filter
- signal to noise ratio
- directional filtering
- image analysis
- edge points
- color images
- sobel operator
- wavelet transform
- image quality
- noise estimation
- morphological operations
- median filter
- noise level