Piecewise linear model

Performs n-segmented linear regression with least squares.

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[coef,breakPt,R2] = fitBogartz(x,y,verbose)
performs two-segmented linear regression described in Bogartz (1968).
R. S. Bogartz (1968): "A least squares method for fitting intercepting line segments to a set of data points." Psychol Bull 70(6), 749-755.
[coef,breakPt,R2] = piecewiselm(x,y,n)
performs n-segmented linear regression. This is an extension of two-segmented linear regression described in Bogartz (1968).

Cite As

Satoshi Okazaki (2026). Piecewise linear model (https://www.mathworks.com/matlabcentral/fileexchange/124190-piecewise-linear-model), MATLAB Central File Exchange. Retrieved .

General Information

MATLAB Release Compatibility

  • Compatible with any release

Platform Compatibility

  • Windows
  • macOS
  • Linux
Version Published Release Notes Action
2.1.0

piecewiselm.m: display progress

2.0.0

add piecewiselm.m

1.0.0