Displaying 20 results from an estimated 10000 matches similar to: "S-Plus Files"
2002 Apr 18
4
Silly Question
After I source an R code, how can I call the function?
Thanks
Rick
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2002 Sep 16
2
TclTk Again
Dear All,
Following Zhang instructions I add the environmental variables, but now I
receive the following message:
> library(tcltk)
Error in firstlib(which.lib.loc, package) :
Can't find a usable init.tcl in the following directories:
{ C:\tcl\lib\tcl8.3}
This probably means that Tcl wasn't installed properly.
Error in library(tcltk) : .First.lib failed
I'm using R Win
2006 Nov 03
6
Import problem with S-Plus 7.0 dataset
I am running R 2.3.1 on a Windows XP machine. I am trying to import
some data into R that is stored as an S-Plus 7.0 .sdd file.
When I run the following command, I get this error:
> library(foreign)
> d <- read.S(file='H:\\Research\\data.sdd')
Error in read.S(file = "H:\\Research\\data.sdd") :
not an S object
The dataset is fairly large, roughly 13000 rows
2006 Nov 03
6
Import problem with S-Plus 7.0 dataset
I am running R 2.3.1 on a Windows XP machine. I am trying to import
some data into R that is stored as an S-Plus 7.0 .sdd file.
When I run the following command, I get this error:
> library(foreign)
> d <- read.S(file='H:\\Research\\data.sdd')
Error in read.S(file = "H:\\Research\\data.sdd") :
not an S object
The dataset is fairly large, roughly 13000 rows
2006 Jul 26
3
Moving Average
Dear R-Users,
How can I compute simple moving averages from a time series in R?
Note that I do not want to estimate a MA model, just compute the MA's
given a lenght (as excel does).
Thanks
________________________________________
Ricardo Gonçalves Silva, M. Sc.
Apoio aos Processos de Modelagem Matemática
Econometria & Inadimplência
Serasa S.A.
(11) - 6847-8889
ricardosilva@serasa.com.br
2006 Aug 01
1
Pseudo R for Quant Reg
Dear R Users,
Did someone implemented the R1 (Pseudo R-2) and likelihood ratio
statistics for quantile regressions, which are some of the inference
procedures for quantile regression
found in Koenker and Machado (1999)?
I tried the Ox version, but my dataset is too large (> 50.000) and the
algorith breaks.
________________________________________
Ricardo Gonçalves Silva, M. Sc.
Apoio aos
2009 Nov 02
1
AR Simulation with non-normal innovations - Correct
Dear Users,
I would like to simulate an AR(1) (y_t=ct1+y_t-1+e_t) model in R where the innovations are supposed to follow a t-GARCH(1,1) proccess.
By t-GARCH I want to mean that:
e_t=n_t*sqrt(h_t) and
h_t=ct2+a*(e_t)^2+b*h_t-1.
where n_t is a random variable with t-Student distribution.
If someone could give some guidelines, I can going developing the model.
I did it in matlab, but the loops
2006 Jul 13
2
MLE and QR classes
Hi,
I load my data set and separate it as folowing:
presu <- read.table("C:/_Ricardo/Paty/qtdata_f.txt", header=TRUE, sep="\t",
na.strings="NA", dec=".", strip.white=TRUE)
dep<-presu[,3];
exo<-presu[,4:92];
Now, I want to use it using the wls and quantreg packages. How I change the
data classes for mle and rq objects?
Thanks a lot,
2009 Nov 19
2
Problem with zoo and BootPR packages
Hi,
I'm trying to plot the forecasts I generated using the Plot.Fore function of the BootPR package.
But I got an error from zoo:
My data:
Time Series:
Start = 1
End = 18
Frequency = 1
[1] 38731 38628 39117 92809 71984 31226 58613 72360 107956 92066
[11] 95208 99098 95848 120383 110717 105680 98469 101916
Script:
y1<-ts(y1);
2006 Jul 17
2
Quantreg error
Dear User,
I got the following error running a regression quantile:
> rq1<-rq(dep ~ ., model=TRUE, data=exo, tau=0.5 );
> summary(rq1)
Erro em rq.fit.fnb(x, y, tau = tau + h) :
Error info = 75 in stepy: singular design
Any hint about the problem?
Thanks a lot,
________________________________________
Ricardo Gon?alves Silva, M. Sc.
Apoio aos Processos de Modelagem Matem?tica
2009 Jun 09
1
Automounter (?) failing in CentOS 5.3
I may have asked about this before, but I can't find any records of so
doing in my saved mail (which includes almost everything I ever read
or write):
All of a sudden, I am not getting flash drives automatically mounted
in CentOS 5.3 with GNOME - they are recognized by the hardware, but
there seems to be a (new?) problem with the maps. Here's the tail end
of dmesg:
usb 1-10: new high
2009 Apr 28
1
USB device not connected (CentOS 5.3)
I just tried this with CentOS 5.3 as well, and got exactly the same
symptoms and dmesg output. (As a point of comparison, Ubunu 8.04 on
my work laptop is able to access the drive.)
Obviously "not detected" is a misapprehension, though I'm puzzled why
"lsusb" doesn't show it. The device is there even though the
partition table can't be read.
---------- Forwarded
2010 Mar 10
1
Forecasting with Panel Data
Dear Users,
Can I perform panel data (fixed effects model) out of sample forecasts using R?
Thanks in advance,
Ricardo.
[[alternative HTML version deleted]]
2006 Jul 14
1
Error in Quantile Regression - Clear Message
Dear Users,
I loaded my dataset as following:
presu <- read.table("C:/_Ricardo/Paty/qtdata_f.txt", header=TRUE, sep="\t",
na.strings="NA", dec=".", strip.white=TRUE)
dep<-presu[,3];
exo<-presu[,4:92];
When I try:
rq(dep ~ exo, ...) or mle.stepwise(dep ~ exo, ...)
I got the same error:
> rq(dep ~ exo)
Error in model.frame(formula, rownames,
2010 Feb 12
1
scatterplot in Package CAR
Hi Folks,
Please,
when I ask the option reg.line at the scatterplot in package car, the OLS models includes a constant?
If not how can I do it sing the following code:
scatterplot(lfirms ~ lscale,
data=dataset,
reg.line=lm, smooth=FALSE, labels=FALSE,
span=0.5,
xlab="Relative Plant Fixed Cost",
ylab="Relative Number of Firms",
pch=c(18),
2002 Apr 29
1
New Realease
Dear All
I'm currently using the R 1.4 for Window 2000. Now I would like to update
my system to new realease 1.5. I downloaded the base, now how I need to
procced in order to install it?
Sorry the silly question, but this is my first upgrade.
Thanks a lot
Rick
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2007 Jul 16
1
IBM SDD(Subsystem Device Driver) with Xen
Hi,
I know that IBM SDD(Subsystem Device Driver) for linux are all for
kernel version 2.6.9 or lower - for RHEL4 or less, SLES9 or less
I installed IBMsdd rpm, but failed to command "sdd start". I use
XenExpress version (xen-3.0.4 version) with 2.6.16 kernel.
My questions are
1. Is there anyone who use IBM SDD module with the dom0''s 2.6.16
kernel on Xen-3.0.4 ???? if then,
2016 Apr 11
4
Problems with scsi-target-utils when hosted on dom0 centos 7 xen box
Hello
We were attempting to use scsi-target-utils, hosted on a xen dom0 vm
using localhost, and running into some problems. I was not able to
reproduce this on a centos 7.2 server using the default kernel.
(From dmesg)
Apr 4 11:18:42 funk kernel: [ 596.511204] connection2:0: detected
conn error (1022)
Apr 4 11:18:42 funk kernel: connection2:0: ping timeout of 5 secs
expired, recv
2016 Apr 12
3
Problems with scsi-target-utils when hosted on dom0 centos 7 xen box
By natively, I take it using
kernel /vmlinuz (vs kernel /xen)
Not yet, but working on setting up such an environment.
(At this time, I was using virt-install to reproduce the problem, and
the original server we are testing on did not support kvm but the 2nd
server does).
On 2016-04-12 03:26 AM, George Dunlap wrote:
> On Mon, Apr 11, 2016 at 9:14 PM, Nathan Coulson <nathan at
2014 Aug 29
3
*very* ugly mdadm issue
We have a machine that's a distro mirror - a *lot* of data, not just
CentOS. We had the data on /dev/sdc. I added another drive, /dev/sdd, and
created that as /dev/md4, with --missing, made an ext4 filesystem on it,
and rsync'd everything from /dev/sdc.
Note that we did this on *raw*, unpartitioned drives (not my idea). I then
umounted /dev/sdc, and mounted /dev/md4, and it looked fine; I