Displaying 6 results from an estimated 6 matches for "nlabs".
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labs
2003 Apr 25
2
Posix data in Lattice
I have a number of plots that I'm trying to do using the lattice package,
unfortunately, they involve Posix values.
A small sample of the data is as follows:
Time TC.1 <Snipped>
1 2003-04-24 13:29:15 26.61
2 2003-04-24 13:29:30 26.48
3 2003-04-24 13:30:00 26.53
4 2003-04-24 13:30:30 27.85
<Snipped>
where
str(data)
`data.frame': 415 obs. of
2005 Jun 23
1
Stop Warnings for Invalid Factor Level, NAs generated?
...om each
to create a summary dataset.
The full code and data is too long to post. The snippet below might
explain what I'm doing somewhat. I'll work up some sample data and code if
no solutions are found.
...snip
> # Get info on first and last pair sets and lab names in last pair
> nlabs <- labdata[["LABNUMBER"]] #e.g. 1, 2, 5, 6, ...
> nolabs <- length(nlabs) #Total number of labs in last pair of labdata
> #dpdata <- labdata[which(labdata[["LABNUMBER"]] == 13),] #Dummy paired
data row
> dpdata <- rbind(labdata[0,], NA)
> pdata <- dpda...
2011 May 11
3
Vermunt's LEM in R
I don't know of any R package that can match all the functionality of LEM
eg fitting equality constraints to model parameters a la LISREL.
WRT dumping tables, I would have thought that as.data.frame.table does
pretty much what you want, [not tested]
newtab <- as.data.frame(table(a,b,c))
cat("dim\n")
for(i in seq(1, ncol(newtab)-1) {
cat(nlevels(newtab[,1]," ")
}
2007 May 26
1
lattice: aligning independent graphs
I find myself wanting to plot three graphs side by side 'as if' they
were panels -- that is, with the same y-axis limits, no space between
the graphs, and precise vertical alignment of the plot areas. However,
I don't want strip titles; I want each graph to have its own x-axis
label, on the bottom of the plot.
The best way I have so far found to do this is to fake up a data frame
that
2006 Oct 17
1
Some questions on Rpart algorithm
Hello:
I am using rpart and would like more background on how the splits are made
and how to interpret results - also how to properly use text(.rpart). I have
looked through Venables and Ripley and through the rpart help and still have
some questions. If there is a source (say, Breiman et al) on decision trees
that would clear this all up, please let me know. The questions below
pertain to a
2008 Jun 30
4
Rebuild of kernel 2.6.9-67.0.20.EL failure
Hello list.
I'm trying to rebuild the 2.6.9.67.0.20.EL kernel, but it fails even without
modifications.
How did I try it?
Created a (non-root) build environment (not a mock )
Installed the kernel.scr.rpm and did a
rpmbuild -ba --target=`uname -m` kernel-2.6.spec 2> prep-err.log | tee
prep-out.log
The build failed at the end:
Processing files: kernel-xenU-devel-2.6.9-67.0.20.EL
Checking