Displaying 20 results from an estimated 2000 matches similar to: "command history under cursor keys"
2000 May 30
6
heap size trouble
Hi ,
I ''ve got a trouble with using R.
When I want to load a file that contains 93 thousand raws and 22 colums
of data (essentially float)
R shows me this error message
"heap size trouble"
Does anyone could tell me what parameter shall I precise before
launching R in order to load my big file.
Thanks a lot
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2000 Mar 03
1
tapply, sorting and the heap
howdy gurus,
I'm new and green and I was hoping for a tiny bit of your expertise.
I'm running out of virtual memory (heap?) when summing using tapply. I've
already used --vsize=90M on my hpux machine. (details below)
Can I pre-sort or something to prevent my error?
thanks,
John Strumila
john.strumila at corpmail.telstra.com.au
> gc()["Vcells","total"]
[1]
2001 Jan 02
1
minor problems (if problems at all): <ESC> in RGui; finding some (PR#799)
[These things don't seem to be of too great importance and may well not meet
the criteria of a "bug", but, for what it's worth,I thought I'd submit them
to r-bugs anyway:]
This is the R version:
> version
_
platform i386-pc-mingw32
arch x86
os Win32
system x86, Win32
status
major 1
2000 Feb 24
1
queueing problems
howdy R friends,
I'm new but I used to play with S+ a long time ago. Can someone please help
me with how to approach this?
I have some response time data I want to 'correlate' with other data. I
believe queueing is involved so I need to prove somehow (F test?) that
response ~ exponential(...)
How do I go about this? I cant find exponential in 'nlm' or other
functions.
2000 Aug 17
2
R on os390
G'day R friends,
I didn't get any replies on the main list so I thought I'd try with the
experts.
I was wondering if anyone's ported R to os390. If so, are the vsize and
nsize limits the same as other platforms?
I could really annoy those SAS guys then.
thanks,
John Strumila
john.strumila@team.telstra.com
2000 Jul 20
3
printing hclust with k clusters
howdy R friends,
I've searched CRAN but to no avail... I'm trying to use mva's hclust and
print out for say 10 clusters in batch. How do I do this? It's unclear if
I can use cutree.
thanks,
John Strumila
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2000 Aug 31
3
cant find "get"?
howdy gurus,
I was wondering if someone could help me with what looks like a simple
problem.
I found this great function called "get" which allows me to work out my
object name at run time. Unfortunately it's not letting me assign values
with it. What am I doing wrong?
thanks,
John Strumila
> names(get(file.name))[1]
[1] "X14.59.23"
>
2001 Jan 04
6
regression constraints?
gday R gurus,
I have a multivariate regression for which I want to constrain the
coefficients to be > 0. Is this possible?
I've check the doco and searched CRAN but can't find anything.
thanks,
John Strumila
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2000 Jul 26
3
merge aint merging
g'day R friends,
can anyone please help me with a frustrating merge?
The number of rows of a resulting merge is the smaller of the 2 dataframes
used as input. What am I doing wrong? I'm using 1.1.0 on redhat 6.2
thanks,
John Strumila
> xx[1:10,]
datetime c
948992940 948992940 0
948993000 948993000 0
948993060 948993060 0
948993120 948993120 0
948993180 948993180 0
2001 Feb 19
1
ghostscript errors
gday R friends,
Since I had random errors with ghostscript 6.01 I thought I'd upgrade.
After upgrading to gs6.5 I've had problems. Originally, gs failed
complaining about lack of "__sysconf" in glibc2.2 so I upgraded glibc. Now I
get this. Note that it used to work with gs6.01.
I realise this is probably a ghostscript problem but you never know...
thanks,
John Strumila
>
2001 Jan 11
1
lm variable name limit?
gday R gurus,
has anyone seen this lm problem?
When I add 2 bytes to the variable name (via names), lm returns an error.
It's as if there's a limit to the size of the variable names.
Any suggestions?
thanks,
John Strumila
> names(y)[12:14]
[1] "Log.SQLServer.Locks.RID.Lock.Wait" "Log.SQLServer.Lock"
[3] "xxaa"
2000 Sep 04
3
somebody's stolen my probabilities
gday gurus,
could someone please help me with this one? Can't find it in the doco.
summary of my lm object gives "Pr(>|t|)" but coef doesn't. How do I get
hold of these probabilities within an object? There doesn't seem to be an
appropriate attribute within the object - I was hoping for something like
"my.lm$probabilies".
I was hoping to grab the best t
1999 Aug 26
1
error bars on barplots
Hello again
I'm trying to put error bars onto a barplot. I've tried something that
Bill Simpson suggested a while ago, ie:
x<-c(1,2,3,4,5)
y<-c(1.1, 2.3, 3.0, 3.9, 5.1)
ucl<-c(1.3, 2.4, 3.5, 4.1, 5.3)
lcl<-c(.9, 1.8, 2.7, 3.8, 5.0)
plot(x,y, ylim=range(c(lcl,ucl)))
arrows(x,ucl,x,lcl,length=.05,angle=90,code=3)
#or
segments(x,ucl,x,lcl)
but I can't get it to work on a
2000 Oct 30
2
SOM (Self-organizing map)
Does anyone know of any SOM library for R? or any stand alone freeware?
A search from google returns SOM_PAK 3.1 developed at Helsinki University
of Technology. Is there newer version?
Jun
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2000 Apr 11
1
dates in 0.99 and 1.0 windows
Dear friends. I'm in windows version R1.0.0. The code below produced a very
beautiful and efficient graph in R Version 0.99.0 Patched (February 9,
2000) but in the newest, the x-axis is unreadable with dates written
unformatted. I tried to set the numbers using par(xaxp) or xaxs but to no
avail. Since it was OK just in the last version I guess there might perhaps
be something wrong
2000 Dec 08
1
Problem with multiple factors in nlme
Dear R-experts,
I have a problem to formulate non linear mixed effects when more than one
explanatory variable is present. I'm using R 1.1.1 under Linux. The
version number of the nlme library is 3.1-7.
"help(nlme)" says that among several possibilities it is possible to code
fixed effects according to
fixed = a1 + a2 + ... + an ~ X1 + X2 + ... + Xm
where the left hand side
2000 May 22
6
handling dates
howdy R friends,
Can anyone help me with converting a ''unix'' date (seconds since 1970) into
something readable?
There doesn''t seem to be anything in the ''date'' package and the prospect of
calculating this myself doesn''t excite me.
thanks,
John Strumila
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r-help
2000 May 03
2
GLM available book recommendation
Howdy,
I looked at the references in the R and S-Plus literature to find a
good introduction/reference to GLM. When I then went to Amazon it
seemed to me that all the recommended books are out of print.
Can anyone give me a recommendation which _available_ book to get?
--Ragnar
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2000 Dec 09
2
filtering lines in a table
Hello,
I realize this is probably a dumb question, but I think there must be an
easy way to do this with R and I was not able to find it in the doc.
I have a table (read from a file with read.table), with two factor
columns, table$A and table$B, and a numerical column, table$X. I wish to
make a boxplot of (table$X ~ table$A) for a given value of B. Is there
a way to express this with a
2002 Jan 07
1
internet2 and proxies
gday R gurus,
I've never attempted to use download.file before on my win2k machine but
this version 1.4 looks exciting. However, I'm not getting something right.
I've passed my R shortcut --internet2 and I can tell it's using the wininet
calls because it's asking about authentication but how do I tell it my
username/password?
The help file only talks about user/pw for non