Sobel operator

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English[edit]

English Wikipedia has an article on:
Wikipedia

Etymology[edit]

Based on the work of Irwin Sobel.

Noun[edit]

Sobel operator (plural Sobel operators)

  1. 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
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