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54 views

Choosing the number of breakpoints for segmented regression (in R)

What methods/functions are available for choosing the number of breakpoints for segmented regression (in R)? Toy data/code for examples: ...
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0answers
47 views

Breakpoints and non linear regression

I have done some research about breakpoints (I am not a statistician) and I found out about the breakpoint, strucchange and segmented packages in R allowing to find breakpoints assuming linear model. ...
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0answers
91 views

Piecewise orthogonal regression

I'm trying to calculate a single breakpoint on $x$ from several thousand $(x,y)$ points. Due to the density distribution as per the 2D histogram below, the least squares method is proving unsuitable. ...
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1answer
328 views

What are the pros and cons of segmented regression and regression with ARIMA errors for interrupted time-series analysis?

What are the pros and cons of segmented regression and regression with ARIMA errors for interrupted time-series analysis? In what situation would I choose one method over the other? Are there any ...