(+)Sobel operator

improved Sobel operator

Sobel edge operator

Sobel gradient operator

Sobel-Zernike moments operator

accounting-operator number identification(CAMA-ONI)operator

Bernstein-type operator (B-type operator)

lowering operator and raising operator

singular integral operator and potential operator

The Derived Operator of Kleene Implication Operator

the Wigner operator and the entangled Wigner operator

fuzzy Sobel method

improved Sobel

Sobel

Sobel accelerator

Sobel algorithm

Sobel arithmetic

Sobel arithmetic operators

Sobel edge