curve fitting

(redirected from Non-linear curve fitting)

curve fitting

[′kərv ‚fid·iŋ]
(statistics)
The calculation of a curve of some particular character (as a logarithmic curve) that most closely approaches a number of points in a plane.
References in periodicals archive ?
Unlike general business graphics packages, SigmaPlot for Windows includes a full range of scientific features -- automatic error bars, huge data set handling, non-linear curve fitting, axis breaks, multiple axes, regression lines, confidence intervals, reference lines and more.
SigmaPlot offers numerous scientific options such as automatic error bars, regression lines, confidence intervals, axis breaks, technical axis scales, non-linear curve fitting and a data worksheet for powerful data handling.

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