SLM - Shape Language Modeling by John D'Errico

Least squares spline modeling using shape primitives (hermite, slm, cubic)

slm_tutorial

hermite2slm(harray)

plotslm(slm)

Detrend Non-linear Data by Atul Ingle

Removes nonlinear trend from data (detrend, nonlinear, polynomial fit)

detrendnonlin(x, varargin)