[R] survreg's algorithm
g.abraham at ms.unimelb.edu.au
Tue Oct 16 05:12:43 CEST 2007
Gad Abraham wrote:
> I'm using survreg() from the survival package for parametric survival
> regression (modelling inter-arrival times of patients to a waiting list
> as exponentially distributed, with various regressors such as queue size
> and season).
> Does anyone know which algorithm survreg() uses for this?
I have actually looked at ?survreg and friends, and at the source code;
except for a brief mention of a "sparse Newton-Rapshon algorithm" in the
frailty model code, I couldn't find anything substantive.
Department of Mathematics and Statistics
The University of Melbourne
Parkville 3010, Victoria, Australia
email: g.abraham at ms.unimelb.edu.au
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