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Breaks, Knots, and Sites

Optimize knots and breaks

A spline is a series of polynomial functions joined at intervals called knots or breaks.

Use Curve Fitting Toolbox™ functions to determine the locations of the knots that optimize interpolation.

Functions

aptkntAcceptable knot sequence
augkntAugment knot sequence
avekntProvide knot averages
brk2kntConvert breaks with multiplicities into knots
chbpntGood data sites, Chebyshev-Demko points
knt2brk, knt2mltConvert knots to breaks and their multiplicities
newkntNew break distribution
optkntKnot distribution “optimal” for interpolation
sortedLocate sites with respect to mesh sites

Featured Examples