search for: nlabs

Displaying 6 results from an estimated 6 matches for "nlabs".

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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