Displaying 6 results from an estimated 6 matches for "maximilianwoerl".
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maximilianwoerle
2009 Mar 12
3
set size of a plot
Hi,
I have the following R-code:
pdf(file="test.pdf")
hist(rcauchy(100))
dev.off()
How can I set the size of the histogram in my pdf?
I tried to do with par(...) but I didn't find the right parameter yet.
Thanks, Max
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2009 Apr 02
1
Start Klimt from R
Hello,
I want to start Klimt from S.Urbanek directly from R.
In the description of klimt is the following R-Code:
source("klimt.r");
d<-read.table("mydataset.txt");
t<-tree(OUT2~.,d);
Klimt(t,d);
One should make sure, that the klimt.jar is in the working directory of R
(in my case "C:\Program FilesR\R-2.8.1" I think).
But although I copied klimt.jar into
2009 Mar 10
0
Install JRI?
Hi all,
Who can help me to install JRI
I downloaed the file "JRI_0.3-6.tar" and although I read the documentation I
don't know what to do now.
I use Windows XP, Java 1.5.0_17 and R 2.8.1.
Thanks for your response,
Max
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2009 Mar 11
1
RServe
Dear all,
I'm trying to use R-functions from Java. I want to use the Package Rserve.
Everthing is installed and I can run my Java-testprogramm.
...
Rconnection r = new Rconnection();
double[] d = r.eval("rnorm(10)").asDoubleArray();
...
But now I get always arrays with ten "0.0", which is not correct
I suppose, that is is a problem from R, because at the fist time (last
2009 Mar 13
0
ctree from Java via Rserve
Hi,
I want to run the R-function ctree (package party) from Java over Rserve
with the following Java-Code:
try{
RConnection v = new RConnection();
v.voidEval("library(party)");
v.voidEval("try(load(\"C:\\Documents and Settings\\daten2.rda\"))");
v.voidEval("try(pdf(\"C:\\Documents and Settings\\test4.pdf\"))");
v.voidEval("plot
2009 Mar 19
4
Import R-output into Java
Hello,
I want to import R-output via Rserve to Java, especially for the function
ctree from the package party.
Rserve is working properly.
Yet, I only get the predictions with the Java code
try{
RConnection c = new RConnection();
...
c.voidEval("modell <- ctree(...)");
REXP y = c.eval("nodes(modell,1)[[1]]$prediction");
...