English Explanatory Dictionary

Sobel operator

English dictionary entry

Meanings

noun
  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.

Word forms

Sobel operator Sobel operators

Etymology

Based on the work of Irwin Sobel.

Synonyms

Sobel-Feldman operator Sobel filter
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