[Rd] Numerics behind splineDesign
pdalgd at gmail.com
Wed Aug 1 15:39:47 CEST 2012
On Jul 31, 2012, at 15:46 , Bert Gunter wrote:
> Well, I would first check the references given in the Help file!.
> That's what they're for, no? Hastie's book is likely to more complete
> on the algebra, I think.
> You might also be interested in the relevant chapters of Friedman,
> Hastie, et. al "The Elements of Statistical Learning Theory," which
> might be a gentler exposition of the math.
> Of course, the code (or a suitable exposition of it, which may not
> exist) is the ultimate reference.
Also check out the various web resources (Google for basis spline or B-spline). I don't recall the white book chapter, but it might be a little short on the algebraic details. Another Google point is "de Boor".
> -- Bert
> On Tue, Jul 31, 2012 at 6:25 AM, Ben Bolker <bbolker at gmail.com> wrote:
>> Nathaniel Smith <njs <at> pobox.com> writes:
>>> I find myself needing to be able to reproduce the spline bases that R
>>> computes when using ns() and bs() -- but without using R. Before I go
>>> diving headfirst into the C code in
>>> ./src/library/splines/src/splines.c, are there any simpler references
>>> anyone might recommend?
>> Some of this stuff *might* be in the "White Book" (Statistical
>> Models in S, ed Chambers & Hastie (esp. chapter 7?)
>> Ben Bolker
>> R-devel at r-project.org mailing list
> Bert Gunter
> Genentech Nonclinical Biostatistics
> Internal Contact Info:
> Phone: 467-7374
> R-devel at r-project.org mailing list
Peter Dalgaard, Professor,
Center for Statistics, Copenhagen Business School
Solbjerg Plads 3, 2000 Frederiksberg, Denmark
Email: pd.mes at cbs.dk Priv: PDalgd at gmail.com
More information about the R-devel