I want to send the parts out in the image below, use the canny operator always get the best contour extraction, such as I to binarization, filtering noise reduction again, with canny detection, finally feel process by the way, don't know why the result is bad

CodePudding user response:

CodePudding user response:

Why don't the original hair up? Anxious for me

CodePudding user response:

CodePudding user response:

Filtering noise reduction, canny detection, morphological operation, looking for contour,
I think sometimes parameter adjustment is very important, and need to be patient