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440.605
2010 Oct 02
1
problem with spline
I am trying to interpolate missing values using spline and am running
into some strange problems.
first, this works just fine:
x<- c(1:10, rep(NA, 3), 14:20)
y<- c(rnorm(10), rep(NA,3), rnorm(7))
s<- spline(x,y, n=length(x))
plot(x,y)
lines(s, col="blue")
but look at what happens with my real data (sorry for the long vectors here):
x<- c(-9.816, -9.801, -9.801, -9.795,
2010 Oct 02
0
Running R on Amazon EC2 : Public Snapshot for use
Dear All,
I ave created a public snapshot for use on Amazon EC2 using 64 bit Windows.
If you want to try R on multiple cores ,remote desktop you can use this
snapshot to create copies.
It has R, GUIs for beginners (like RCommander , Deducer- Alas rattle failed
due to RGtk+) and a lot of R analytical packages.
It also has Chrome for browsing, Adobe Reader for reading help, and a
dataset WDI (in