Displaying 5 results from an estimated 5 matches for "airon".
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iron
2006 Nov 14
1
??: Re: Need help in waveslim package: imodwt and universal.thresh.modwt
Airon,
I used R2.4.0 on a Windows XP (SP2) (not Chinese :-))
and it still works:
> data = read.csv("u:/airon.csv")
> xdata = data$Adj..Close
> modwt.la8 = modwt(xdata, "la8", n.level=6)
> summary(modwt.la8)
Length Class Mode
d1 1467 -none- numeric
d2 1467 -non...
2006 Nov 15
2
??: Re:??: Re: Need help in waveslim package: imodwt and universal.thresh.modwt
Airon,
I don't think you have to find an English computer 'cause the
following must work in your Chinese one :-)
Let me explain. First of all, change your lines to
xdata <- ckhdat$Adj..Close[1:1447]
#names(ckhdwt.la8) <- c("w1", "w2", "w3", "w4",...
2006 Nov 16
0
??: Re:??: Re:??: Re: Need help in waveslim package: imodwt and universal.thresh.modwt
Airon,
I'm not sure I have understood your question. Anyway, it
seems to me that you'll have to code a little. Take a look
at ?modwt. I think you'll have to put zeros each scale a time
except the one you want to reconstruct. Then do imodwt.
After some small loop, I think you'll get the...
2006 Jul 03
1
Harmonic Regression in R
Dear all:
Does anyone has harmonic regresssion analysis package written in R (to be used in Windows platform) ?
Thanks
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2006 Nov 12
2
Need help in waveslim package: imodwt and universal.thresh.modwt
Hi:
I have encountered problems with imodwt and universal.thresh.modwt and cannot find any reference in R Search. Hope someone can give me some ideas:
Starting with
modwt.la8 <- modwt(xdata, "la8", n.level=6) <-- this seems to work fine
(1) ydata <- imodwt(modwt.la8)
will always give ydata as numeric(0) (no values) instead of being a time series data with