Connected Components

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After binarization, connected-component labeling assigns a unique integer label to each connected foreground region. This is the standard way to count and characterize individual particles or cells in a segmented image.

See also

• Morphological Operations — cleaning up a mask before labelling

• Thresholding and Binarization — producing the binary mask connected-component labelling starts from

• Digital Image Processing Basics — every other basics topic