Spline Sketchpad
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Using B-spline interpolation and approximation, this Demonstration turns your mouse's motion into smooth B-spline curves. Drag the pointer and release. The sketchpad takes care of the rest.
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Contributed by: Yu-Sung Chang (March 2011)
Open content licensed under CC BY-NC-SA
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In this Demonstration, least squares fitting is used to generate the approximate curves.
Higher-order approximation sometimes results in undesirable fitting, if given points are not smooth enough.
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