Fast Automatic Knot Placement Method for Accurate B-spline Curve Fitting

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Raine Yeh, Youssef S. G. Nashed, Tom Peterka, Xavier Tricoche

Published: 01 Jan 2020, Last Modified: 13 Nov 2025Comput. Aided Des. 2020EveryoneRevisionsBibTeXCC BY-SA 4.0
Abstract: Highlights•We automatically compute a set of knots that enable low error approximation for smooth datasets.•Our algorithm is fast, run-time scaling linearly with the input data size.•We can give a good estimate of the number of knots needed for a given error threshold.