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But this approach gives you oversegmented result due to noise or any other irregularities in the image So OpenCV implemented a markerbased watershed algorithm - Information from docs.opencv.org

The opencv hfs module contains an efficient algorithm to segment an image it will exploit EGB (Efficient Graphbased Image Segmentation) algorithm to  - Information from docs.opencv.org

We will learn to use markerbased image segmentation using watershed algorithm We will see: cvwatershed() Theory Any grayscale image can be viewed as a  - Information from docs.opencv.org