Sobel operator
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English[edit]
Etymology[edit]
Based on the work of Irwin Sobel.
Noun[edit]
Sobel operator (plural Sobel operators)
- A discrete differentiation operator that computes an approximation of the gradient of the image intensity function, used in image processing and computer vision, particular for detecting edges.
- Synonyms: Sobel-Feldman operator, Sobel filter