Hello all,
When I met this following error message:
Error: OutOfMemoryError (Java): GC overhead limit exceeded
I usually use the following options to overcome the memory limit:
options(java.parameters = -Xmx1024m) # to reduce the error message Error:
OutOfMemoryError (Java): GC overhead limit
Hello Jim,
I already use “.xls” for the loading, but still have the memory issue….
Thanks,
Rebecca
From: jim holtman [mailto:jholt...@gmail.com]
Sent: Monday, February 02, 2015 10:21 AM
To: Jeff Newmiller
Cc: Yuan, Rebecca; R help (r-help@r-project.org)
Subject: Re: [R] Error
Hello all,
After this reinstallation of R 3.1.1 and Rstudio 0.98.1028, I have the
following error messages whenever I tried to load a library to it:
library('zoo')
Error : '.path.package' is defunct.
Use 'path.package' instead.
See help(Defunct)
Attaching package: 'zoo'
The following objects
Hello,
Although lm() gives a way to get the adjusted R squared by
adjr2 - summary(mdl)$adj.r.squared
I cannot find a way to extract the adjusted R squared from gls(), any hint?
Thanks,
Rebecca
--
This message, and any
Hello all,
I would like to get a substring (first few characters till ~) from a string
I can think of way of doing so by
string-'yab~a+b+c'
x-substring(string,1,3)
x
[1] yab
But if I do not know the length of the first word before ~ sign, how can I get
it out from the whole string?
This works! Thanks very much!
From: Mohammad Tanvir Ahamed [mailto:mashra...@yahoo.com]
Sent: Wednesday, January 15, 2014 9:48 AM
To: Yuan, Rebecca; R help
Subject: Re: [R] How to get a substring from a string
Hi !
Try it
st-'yab~a+b+c'
strsplit(st,~)[[1]][1]
Best regards
Hello all,
I know that the following code will give me the format of the Sys.time() till
hour (%I), how can I get that till min? what shall I add between %I and %p?
format(Sys.time(), %Y_%m_%d_%I_%p)
Thanks very much!
Cheers,
Rebecca
Hello Petr,
Thanks very much! This works!
Cheers,
Rebecca
-Original Message-
From: PIKAL Petr [mailto:petr.pi...@precheza.cz]
Sent: Wednesday, January 15, 2014 10:01 AM
To: Yuan, Rebecca; R help
Subject: RE: Format Sys.time()
Hi
format(Sys.time(), %Y_%m_%d_%I_%M%p)
Petr
Hello A.K.,
This gives more flexibility to substract the string, thanks very much!
Cheers,
Rebecca
-Original Message-
From: arun [mailto:smartpink...@yahoo.com]
Sent: Wednesday, January 15, 2014 10:43 AM
To: R help
Cc: Yuan, Rebecca
Subject: Re: [R] How to get a substring from
Hello all,
I would like to carry out a single-equation approach of the Error Correction
Model such as
Delta_y(t) = a + b*y(t-1) + c*x1(t-1) + d*x2(t-1) + e*delta_x1(t) +
f*delta_x2(t) + epsilon(t)
Where, a, b, c, d, e, f are coefficients to be estimated, y is the dependent
variable, and x1,
Hello all,
I would like to attach some results from R to an existing pdf file, can I do
that through R?
Thanks,
Rebecca
--
This message, and any attachments, is for the intended r...{{dropped:5}}
Hello all,
I tried to extract the p-value from adf.test in tseries; however, I got the
error message such as
ht=adf.test(list.var$aa)
ht$p-value
Error in ht$p - value : non-numeric argument to binary operator
ht
Augmented Dickey-Fuller Test
data: list.var$aa
Dickey-Fuller =
Hello Sarah,
Thanks! I will look into help next time before sending out the question.
Thanks,
Rebecca
-Original Message-
From: Sarah Goslee [mailto:sarah.gos...@gmail.com]
Sent: Friday, March 22, 2013 10:22 AM
To: Yuan, Rebecca
Cc: R help
Subject: Re: [R] error while extracting the p
Hello José,
This is a much convenient way of looking at the components!
Thanks very much!
Cheers,
Rebecca
-Original Message-
From: Jose Iparraguirre [mailto:jose.iparragui...@ageuk.org.uk]
Sent: Friday, March 22, 2013 11:25 AM
To: Yuan, Rebecca; R help
Subject: RE: error while
Hello all,
I use arima to fit the model with
fit - arima(y, order = c(1,0,1), xreg = list.indep, include.mean = TRUE)
and would like to use predict() to forecast:
chn.forecast - rep(0,times=num.record)
chn.forecast[1] - y[1]
for (j in 2:num.record){
indep
Hello Rui,
This also works!
Thanks so much!
Cheers,
Rebecca
-Original Message-
From: Rui Barradas [mailto:ruipbarra...@sapo.pt]
Sent: Wednesday, March 20, 2013 3:34 PM
To: Yuan, Rebecca
Cc: 'R help'
Subject: Re: [R] How to look at the source code for predict()
Hello,
In the case
Hello,
I have a data frame
mdl.summary
est.coef std.errt.stat
intercept 0.0011625517 0.0002671437 4.351784
aa -0.0813727439 0.0163727943 -4.969997
dummy1 -0.0002534873 0.0001204000 -2.105376
Hello all,
I use the arima to get a model, i.e.
fit = arima(x,order=c(1,0,0))
and I know I can get the following from fit via
est.coef = coef(fig)
est.aic = fit$aic
std.err = sqrt(diag(vcov(fit)))
t.stat = est.coef/std.err
,collapse='\n'),family='mono')
dev.off()
I believe this time we try to use pdf to catch the graph via text, are we?
Thanks,
Rebecca
From: jim holtman [mailto:jholt...@gmail.com]
Sent: Thursday, March 21, 2013 9:44 AM
To: Yuan, Rebecca
Cc: R help
Subject: Re: [R] How to store data
Hello,
I cannot find it in ?arima, does someone know how to specify no interception
term in arima?
Thanks,
Rebecca
--
This message, and any attachments, is for the intended r...{{dropped:5}}
Hello Jim,
This graphics.off() helps me to release the previous pdf file that was had the
error message. Thanks again for your help!
Cheers,
Rebecca
From: jim holtman [mailto:jholt...@gmail.com]
Sent: Thursday, March 21, 2013 10:07 AM
To: Yuan, Rebecca
Cc: R help
Subject: Re: [R] How to store
Hello Jim,
Thanks very much!
This time I am able to get the pdf file.
Best regards,
Rebecca
From: jim holtman [mailto:jholt...@gmail.com]
Sent: Thursday, March 21, 2013 10:04 AM
To: Yuan, Rebecca
Cc: R help
Subject: Re: [R] How to store data frames into pdf file and csv file.
Here
Hello,
Is there a better way to use paste such as:
a =
paste(colnames(list.indep)[1],colnames(list.indep)[2],colnames(list.indep)[3],colnames(list.indep)[4],colnames(list.indep)[5],sep=+)
a
[1] aa+dummy1+dummy2+bb+cc
I tried
a = paste(colnames(list.indep)[1:5],sep=+)
a
[1] aa
Hello Sarah,
Yes, that is what I want.
Thanks!
Cheers,
Rebecca
-Original Message-
From: Sarah Goslee [mailto:sarah.gos...@gmail.com]
Sent: Thursday, March 21, 2013 11:21 AM
To: Yuan, Rebecca
Cc: R help
Subject: Re: [R] easy way of paste
It looks like you want collapse rather than
Hello A.K.,
Thanks! I use collapse instead of sep and get the answer.
Cheers,
Rebecca
-Original Message-
From: arun [mailto:smartpink...@yahoo.com]
Sent: Thursday, March 21, 2013 11:21 AM
To: Yuan, Rebecca
Cc: R help
Subject: Re: [R] easy way of paste
dat2-as.data.frame(matrix(1:20
Hello Rui,
Thanks! I get it now. Should have read the documentation carefully!
Cheers,
Rebecca
-Original Message-
From: Rui Barradas [mailto:ruipbarra...@sapo.pt]
Sent: Thursday, March 21, 2013 2:46 PM
To: Yuan, Rebecca
Cc: R help
Subject: Re: [R] How could I specify no interception
Hello,
I try to look at the source code of predict() it turns out that I cannot find
it.
I can see it with debug(library), but not efficient.
Can someone help?
Thanks,
Rebecca
--
This message, and any attachments, is for
Hello Rui,
Thanks very much!
This works!
Cheers,
Rebecca
-Original Message-
From: Rui Barradas [mailto:ruipbarra...@sapo.pt]
Sent: Tuesday, March 19, 2013 6:26 PM
To: Yuan, Rebecca
Cc: R help
Subject: Re: [R] How to get the t-stat for arima()?
Hello,
Sorry for the error, the sqrt(n
Hello all,
I thought I found it, it is in the arima.R if I use arima to fit the model.
But how could we see the source code of some function in R?
Thanks,
Rebecca
From: Yuan, Rebecca
Sent: Wednesday, March 20, 2013 2:38 PM
To: R help
Subject: How to look at the source code for predict
Hello MW,
Thanks very much!
I use
getS3method(predict,arima0)
And be able to see the source code.
Have a great day!
Cheers,
Rebecca
-Original Message-
From: R. Michael Weylandt [mailto:michael.weyla...@gmail.com]
Sent: Wednesday, March 20, 2013 2:52 PM
To: Yuan, Rebecca
Cc: R
Hello Duncan,
Thanks for this link!
A very good article that has useful information!
Best,
Rebecca
-Original Message-
From: Duncan Murdoch [mailto:murdoch.dun...@gmail.com]
Sent: Wednesday, March 20, 2013 2:53 PM
To: Yuan, Rebecca
Cc: 'R help'
Subject: Re: [R] How to look
Hello all,
fit = arima()
and
Summary(fit) will give some summary of the fit. However, the t-stats are not
shown in the summary. How can I get the t-stats of it?
Thanks,
Rebecca
--
This message, and any attachments, is for the
Hello,
I have a data set has
2001Q1 100
2001Q2 101
2001Q3 120
2001Q4 103
...
And would like to convert it to a monthly data. i.e.
200101
, February and March.
All you know is that these values sum to 100.
cheers,
Rolf Turner
On 02/21/2013 08:15 AM, Yuan, Rebecca wrote:
Hello,
I have a data set has
2001Q1 100
2001Q2 101
2001Q3
Hello all,
When I tried to plot the following two arrays in one figure with the following:
x = c(0,0,0,10,20,30)
y = c(40,50,60,70,80,90)
plot(x, type='o', ylim=c(min(x),max(x)))
par(new=T)
plot(y, type='l', ylim=c(min(y),max(y)))
Found that the first points and last points from those two
[mailto:dwinsem...@comcast.net]
Sent: Friday, February 01, 2013 11:39 AM
To: Yuan, Rebecca
Subject: Re: [R] Range difference of plot two arrays in one plot
On Feb 1, 2013, at 10:28 AM, Yuan, Rebecca wrote:
Hello all,
When I tried to plot the following two arrays in one figure with the
following
Hello all,
When I tried to install fSeries in R, I got the following error messages:
install.packages(fSeries,dependencies=T)
Warning message:
package 'fSeries' is not available (for R version 2.15.2)
Is this package changing/merging to another package?
Thanks,
Rebecca
Hello,
How can I judge if a string is in a group of string? For example, I would like
to have
if (subpool in pool){
}else{
}
Where
pool = c(s1,s2)
subpool = c(s1)
How can I write the subpool in pool right in R?
Thanks very much!
Cheers,
Rebecca
Hello Duncan,
Thanks for this!
This works!
Best,
Rebecca
-Original Message-
From: Duncan Murdoch [mailto:murdoch.dun...@gmail.com]
Sent: Wednesday, January 23, 2013 11:23 AM
To: Yuan, Rebecca
Cc: R help
Subject: Re: [R] to check if a character string is in a group of character
Hello Greg,
Thanks very much!
This helps!
Cheers,
Rebecca
From: Greg Snow [mailto:538...@gmail.com]
Sent: Friday, January 18, 2013 5:17 PM
To: Yuan, Rebecca
Cc: R help
Subject: Re: [R] A smart way to use $ in data frame
The important thing to understand is that $ is a shortcut for [[ and you
Hello,
I do have two different time series A and B, they are different in length and
starting point. A starts in Jan, 2012 and ends in Dec, 2012 and B starts in
March, 2012 and ends in Nov, 2012.
How can I plot those two series A and B in the same plot? I.E., from Jan. 2012
- Feb, 2012, it
)
To plot A and B in one plot is to compare the difference between them...
Any other thoughts?
Thanks,
Rebecca
-Original Message-
From: PIKAL Petr [mailto:petr.pi...@precheza.cz]
Sent: Tuesday, January 22, 2013 10:28 AM
To: Yuan, Rebecca; R
To: Yuan, Rebecca
Cc: R help
Subject: Re: [R] plot two time series with different length and different
starting point in one figure.
Hi Rebecca,
Assuming that 'raw_data' is data.frame with first column as raw_time:
You could convert the raw_time to date format by
as.Date(28FEB2002,format=%d%B%Y
it.
Thanks,
Rebecca
-Original Message-
From: David Winsemius [mailto:dwinsem...@comcast.net]
Sent: Tuesday, January 22, 2013 2:34 PM
To: Yuan, Rebecca
Cc: R help
Subject: Re: [R] plot two time series with different length and different
starting point in one figure.
On Jan 22, 2013, at 7
[mailto:smartpink...@yahoo.com]
Sent: Tuesday, January 22, 2013 5:06 PM
To: Yuan, Rebecca
Cc: R help
Subject: Re: [R] plot two time series with different length and different
starting point in one figure.
HI Rebecca,
Try this:
dateA-seq.Date(as.Date(28JAN2012,format=%d%B%Y),as.Date(28DEC2012,format=%d%B
Hello all,
I have a data frame dataa:
newdate newstate newid newbalance newaccounts
1 31DEC2001AR 1 1170 61
2 31DEC2001VA 2 4565 54
3 31DEC2001WA 3 2726 35
4 31DEC2001
Hello all,
I have a time format looks like
31JAN2002:00:00:00.000
How could I cut it to
31JAN2002
?
I tried with format() but not work.
Thanks,
Rebecca
--
This message, and any attachments, is for the intended
Hello Ellison,
Thanks very much!
I use the substr() and it works!
Have a great day!
Cheers,
Rebecca
-Original Message-
From: S Ellison [mailto:s.elli...@lgcgroup.com]
Sent: Wednesday, January 16, 2013 1:35 PM
To: Yuan, Rebecca; R help
Subject: RE: How to cut the time format short
labels, etc.
Frank
Ista Zahn wrote
Well it was worth a try. If you haven't solved the problem some other
way I suggest exporting from SAS to a plain text format like .csv and
read into R with read.table.
Best,
Ista
On Wed, Jan 2, 2013 at 5:44 PM, Yuan, Rebecca lt;
rebecca.yuan@
gt
I know that R can read cvs file, but could R read excel files?
For example, in the workbook, I have 3 sheets. How could I read for those three
sheets?
Thanks,
Rebecca
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of jim
Hello all,
I have got some data in SAS, and I export it to one excel workbook with
multiple sheets, for example, each sheet has the sales information for each
state. Then I need to use R to do plotting, analysis on those sales data, where
I need to load the data from excel to R.
When I read
Message-
From: mehmet.su...@gmail.com [mailto:mehmet.su...@gmail.com] On Behalf Of
Suzen, Mehmet
Sent: Wednesday, January 02, 2013 4:14 PM
To: David Winsemius
Cc: Yuan, Rebecca; R help; sa...@listserv.uga.edu
Subject: Re: [R] suggestions about import SAS results to R.
On Jan 2, 2013, at 12:37
-Original Message-
From: Ista Zahn [mailto:istaz...@gmail.com]
Sent: Wednesday, January 02, 2013 5:25 PM
To: Yuan, Rebecca
Cc: R help; sa...@listserv.uga.edu
Subject: Re: [R] suggestions about import SAS results to R.
Hi Rebecca,
I've had success with the sas7bdat package (
http://cran.r
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