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Reference.org
Visvalingam–Whyatt algorithm
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<p>The Visvalingam–Whyatt algorithm, or simply the Visvalingam algorithm, is an algorithm that <a href="/facts/Decimation_(signal_processing)/gN5Wwrhv">decimates</a> a curve composed of line segments to a similar curve with fewer points, primarily for usage in <a href="/facts/Cartographic_generalisation/0paPRRvX">cartographic generalisation</a>. </p>