A new interpretation of the compass gradient edge operators.
Rae-Hong ParkWoo Young ChoiPublished in: Comput. Vis. Graph. Image Process. (1989)
Keyphrases
- edge detection
- gradient operators
- gradient information
- gradient direction
- gradient magnitude
- image gradient
- edge orientation
- orientation histogram
- step edges
- gradient field
- edge information
- edge detector
- edge map
- image interpretation
- high level
- semantic interpretation
- weighted graph
- laplacian operator
- directional derivatives
- zero crossing
- image derivatives
- intersection points
- undirected graph
- scale space
- case study
- image processing
- neural network
- edge pixels
- edge points
- data sets
- computer vision
- learning algorithm
- genetic algorithm