Catégories : Tous - gradient

par Estrada Ruiz Estrada Ruiz Il y a 4 années

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Edge detection

Edge detection is a critical technique in image processing used to identify the boundaries within an image. Several methods exist for this purpose, each with distinct characteristics and applications.

Edge detection

Edge detection

Laplacian Operator

optimal edge width

Enhace Details

Gradient metods

Sobel
several size masks
Prewitt
provide magnitude & direction
Robert
Sensitive noise

Canny

Get Gradient
Non-maximum suppression
Hysteresis

Find edge pixels