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I am writing my thesis with the function gam(), with the package {mgcv}. My command is: gam(y~s(x1,bs="cr")+s(x2, bs="cr")). I need help to know what are the default basis funcitons for gam. I...
Dear R users, I meet with an unsolved error when using the function vcovHC() in package sandwich(). I have a balanced panel dataset, and I run the following codes: > library(plm) > data<-plm.data(data, c("state","year")) > fn<-plm...
Thanks for Andrew Robinson's suggestion. I am sorry that I have been looking for the book Wood (2006) "Generalized Additive Models: Introduction with R" for a long time in my univerity and book stores, but I failed to find...
Thank you very much. I have downloaded your paper. Best regards. Olivia Simon Wood-4 wrote: > > If you can't get hold of the book, try appendix A of > http://www.maths.bath.ac.uk/~sw283/simon/papers/psm.pdf...
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