Keyphrases
- edge detection
- image processing
- multiscale
- edge detector
- image enhancement
- recursive filtering
- noisy images
- noise reduction
- region growing
- mathematical morphology
- data sets
- noise estimation
- signal to noise ratio
- edge detection algorithm
- zero crossing
- edge points
- hidden markov models
- high level
- decision making
- edge map
- data mining
- gradient operators
- database
- canny edge detector
- sobel operator