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Canny Edge

Options

Image column
Grayscale image (any bitDepth) for edge detection
Relative upper edge threshold [0-1]
Pixels with gradient value above this threshold are kept as edge.%%00010Pixels with gradient value between the upper and lower threshold are kept if they are connected to an edge pixel. Value relative to maximal gradient value.
Relative lower edge threshold [0-1]
Pixels with gradient value below this threshold are NOT kept as edge.%%00010Value relative to maximal gradient value.
Sigma for gaussian blur
Standard deviation of the Gaussian filter. Higher sigma will have higher blurring effect and remove thin edges.

Input Ports

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Output Ports

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