Open polyline · stable indices · visible loss

Ramer–Douglas–Peucker SVG lab

This lab measures submitted vertices against a simplified open polyline. It does not prove global Hausdorff or Fréchet distance, minimum vertices, smoothing, fitting, or topology preservation.

Edition proof

Ready.

Stroke simplification previewRun the lab to compare original and simplified open polylines.

Retained points

Original indices and coordinates retained by the strict epsilon rule
IndexXYRole

Worst-deviation witness

The exact worst original vertex and its closest point on a retained segment
Original pointPointRetained segmentClosest pointDistance

Canonical receipt

No receipt yet.