noun
spline interpolation
A mathematical and computational method for constructing a smooth curve through a set of points using piecewise polynomial functions. Used in computer graphics, numerical analysis, and engineering.
スプライン補間は、データ点の間を滑らかにつなぐのに使われる。
Spline interpolation is used to smoothly connect data points.
Compound of スプライン (from English 'spline', originally a flexible strip used in drafting) and 補間 (interpolation).