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# scipy.ndimage.measurements.watershed_ift

`scipy.ndimage.measurements.``watershed_ift`(input, markers, structure=None, output=None)

  Apply watershed from markers using a iterative forest transform algorithm.

  Negative markers are considered background markers which are processed after the other markers. A structuring element defining the connectivity of the object can be provided. If none is provided an element is generated iwth a squared connecitiviy equal to one. An output array can optionally be provided.

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