May I ask what sigma value is used in default Canny edge detector?

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Guangyi
Guangyi am 26 Mär. 2019
Beantwortet: Guangyi am 29 Mär. 2019
May I ask what sigma value is used in default Canny edge detector? I am using a gray scale input image.

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Guangyi
Guangyi am 29 Mär. 2019
The answer is sqrt(2).

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