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Watershed Segmentation

Marker-based watershed segmentation splits an image into distinct regions separated by boundaries. Adjust the distance threshold to control how aggressively regions are separated, and set a minimum region area to merge small fragments.

Segment images into distinct regions using marker-based watershed algorithm.

All processing runs locally in your browser. Your files never leave your device — no upload, no server, no signup required.

Frequently Asked Questions

What is watershed segmentation?

Watershed segmentation treats the image as a topographic surface where pixel intensity represents elevation. It

How does the distance threshold work?

The distance threshold controls the distance-transform step used to generate markers. Higher values produce fewer, larger foreground markers, resulting in fewer but bigger segmented regions.

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