On Sat, Jul 23, 2011 at 6:31 AM, jeroen00ms wrote:
> Is there a way to call a function, and explicitly set an argument to 'not
> specified'? My situation is the following. I have a function which passes on
> most of its arguments to another function. The second function, myfun2,
> serializes all a
edit: I fixed it; apparently I needed to change the ceiling(w/q) to w%/%q,
though I'm not really sure why that made such a difference.
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In response to the second question about the placement of D<=t, there are two
instances of it: once after the comment "starts inside node" (After the line
with the comment "start & end in first node") and one after "starts outside
node." Did that answer the question?
I don't know if this helps, b
Thank you :)
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(1) The ellipse package, according to its DESCRIPTION file, is a package of
``Functions for drawing ellipses and ellipse-like confidence regions''.
It has
nothing to do with *fitting* ellipses.
(2) What on earth do you mean by ``fit an elipse (sic) to two lines of
identity''?
(3) There are
I thought that might have been the case also, but after opening the pdf it's
not there either.
When I restart R it works again.
On Fri, Jul 22, 2011 at 6:32 PM, Daniel Malter [via R] <
ml-node+3688227-1927904147-254...@n4.nabble.com> wrote:
> Typically not, unless the device has not closed prope
Hello:
I'm using the library of maps, however, I need to use a map of Puerto Rico, but
apparently does not exist. I wanted to know if there is any way that I
can create
that map?
Thanks,
Amy
--
*Amy A. Ruiz Goyco*
*Universidad de Puerto Rico*
*Recinto de Río Piedras*
[[alternative HTM
Hello together
I have a .txt file with about 1Mio! rows.
Sometimes the rows are in the following order (whereas the number of rows
between the rows marked with an x differ):
...
*SBLINK R 5261507*x
5261439 516.4 364.3 9148.0 ... 816.0 -1133.048.4 MA.C.TB...BL.
5261441 516.4 36
Hi Patrick,
Thanks for the reply. I am referring to using the cv.glmnet() function with
10-fold cross validation and letting glmnet determine the lambda sequence.
The optimal lambda that it is returning fluctuates between different runs of
cv.glmnet. Sometimes the model that is return deviates
Hi could some one please tell me what can identfy my numbers ?
I have like 5.075e-12 , 3.207e-05, 7.438e-07 and 9.393e-08 *** , i dont know
what number they are correspond to? help pls!!
thanks
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Is there a way to call a function, and explicitly set an argument to 'not
specified'? My situation is the following. I have a function which passes on
most of its arguments to another function. The second function, myfun2,
serializes all arguments and is out of my control.
myfun <- function(...){
I am working on stock market volatility. I now need to apply "FIGARCH" model
using R. I need garchOxFit package to support R in applying FIGARCH to my
data set.
Please help.
Looking forward for your reply,
With regards,
Prashant
[[alternative HTML version deleted]]
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Hello:
I'm using the library of maps, however, I need to use a map of Puerto Rico, but
apparently does not exist. I wanted to know if there is any way that I can
create that map?
Thanks,
Amy
[[alternative HTML version deleted]]
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Hello,
Is there a version of R running on Android? I wonder R Project ported to
Android.
If this isn't, a DOS version may be helpfull to run on Android under dosbox.
After a little googling i can't find a soluiton.
Thanks.
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Hi
I have a code that calculate maximisation using optimx and it is working
just fine. I want to extend the code to run several colomns of R_j where j
runs from 1 to 200. If I am to run the code in its current state, it means I
will have to run it 200 times manually. May you help me adjust it to
a
Hello:
I'm using the library of maps, however, I need to use a map of Puerto Rico, but
apparently does not exist. I wanted to know if there is any way that I
can create
that map?
Thanks,
Amy
--
*Amy A. Ruiz Goyco*
*Universidad de Puerto Rico*
*Recinto de Río Piedras*
[[alternative HTM
Do
names(bootObj)
to find out what the components are, and use $ or [[ to extract
components.
Do
help(boot)
for a description of components of the object (look in the Value section).
That is general advice in R, applying to all kinds of objects -
boot, and many other functions such as lm(), re
How about just a stacked bar plot?
barplot(matrix(c(3,5,3),3,1),horiz=T,beside=F)
Tom
On Fri, Jul 22, 2011 at 7:14 AM, Naomi Robbins wrote:
>
> Hello!
> It's a shoot in the dark, but I'll try. If one has a total of 100
> (e.g., %), and three components of the total, e.g.,
> mytotal=data.frame(x
On Jul 24, 2011, at 00:20 , Thomas Lumley wrote:
> On Fri, Jul 22, 2011 at 8:00 PM, peter dalgaard wrote:
>>
>> On Jul 21, 2011, at 23:11 , David Winsemius wrote:
>>
>>>
>>> On Jul 21, 2011, at 3:38 PM, zlu wrote:
>>>
Hi Peter,
>>>
>>> I'm not sure how many people still have 9 month ol
On Fri, Jul 22, 2011 at 8:00 PM, peter dalgaard wrote:
>
> On Jul 21, 2011, at 23:11 , David Winsemius wrote:
>
>>
>> On Jul 21, 2011, at 3:38 PM, zlu wrote:
>>
>>> Hi Peter,
>>
>> I'm not sure how many people still have 9 month old postings on their mail
>> client and will know that Peter Dalgaa
If you just want to apply the function over successive columns of a data
frame use
apply(name.of.data.frame, 2 , llik)
Daniel
EdBo wrote:
>
> Hi
>
> I have a code that calculate maximisation using optimx and it is working
> just fine. I want to extend the code to run several colomns of R_j wh
Not sure, but I played a little with the progression of w and m, and it
appears that it doesn't take long for their values to converge (i.e.
they don't change any more). Once that happens, D is not going to change.
Further, unless I'm misreading the if {...} indents, you appear to be
check
Hi,
The blunt answer is: by learning R. In particular, you will need pattern
matching techniques as in ?grep and (somewhat advanced, some would call it
basic) knowledge of R. So if you aren't familiar with either, I would
suggest an introductory manual or one of the many websites you find online
a
Hello
I wonder whether there is an r tool or package available for testing for the
null of same skewness or kurtosis of two independent samples.
It semes that nsRFA package uses L-moments for soothing similar but I could
not get how to use the package for the above test.
Any pointers, h
On 23-Jul-11 17:12:09, Megh Dal wrote:
> Let say i have a square matrix and applied the 'vech' operator to stack
> the lower triangular elements into a vector:
>
>> Mat <- matrix(1:25, 5)
>> Mat
> _ _ _[,1] [,2] [,3] [,4] [,5]
> [1,] _ _1 _ _6 _ 11 _ 16 _ 21
> [2,] _ _2 _ _7 _ 12 _ 17 _ 22
> [3,]
Jochen1980 wrote:
>
>
> I am looking for an opportunity to make a KS-Test in my C/C++-app.
> Unfortunately I am not able to find a lib or function in C or C++ which
> does the job. For my other numerical stuff Gnu Scientific Library was
> recommended to me. What to do now?
>
> I read that there
zcatav wrote:
>
> If this isn't, a DOS version may be helpfull to run on Android under
> dosbox.
>
Wow, a mind boggling bummer!
Dieter
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jannis-2 wrote:
>
> I am trying to figure out how much CPU time individual commands inside
> one of my functions consume. Is it possible to obtain the CPU times of a
> whole sequence of commands inside a function?
>
See the example under proc.time()
Dieter
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xy wrote:
>
> I have like 5.075e-12 , 3.207e-05, 7.438e-07 and 9.393e-08 *** , i dont
> know what number they are
http://en.wikipedia.org/wiki/Floating_point
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Let say i have a square matrix and applied the 'vech' operator to stack the
lower triangular elements into a vector:
> Mat <- matrix(1:25, 5)
> Mat
[,1] [,2] [,3] [,4] [,5]
[1,] 1 6 11 16 21
[2,] 2 7 12 17 22
[3,] 3 8 13 18 23
[4,] 4 9 14 19 24
Hi:
Try this:
labs <- c("abcdef","abcgg","tgthefdk","tgtijuel","tgtnjmoi","gbnt","dlift")
dat <- c(0.5,0.25,1,2,16,0.250,4)
dframe <- data.frame(labs, dat, stringsAsFactors = FALSE)
dframe$lab2 <- factor(substr(dframe$lab, 1, 3))
aggregate(dat ~ lab2, data = dframe, FUN = mean)
lab2 dat
1
Dear list members,
I am trying to figure out how much CPU time individual commands inside
one of my functions consume. Is it possible to obtain the CPU times of a
whole sequence of commands inside a function? I know how to use
system.time() but this would only give me the time consumed by the
Deal R
,
when I use the package debug, mark a function with mtrace() and enter
into the browser like mechanism of debug a window displaying the code of
the marked function with the current line highlighted usually appears.
When I use GUIs other than ess or the standard R console sometimes thi
On Fri, Jul 22, 2011 at 3:37 PM, john nicholas wrote:
>
> Hello,
>
> I would like to implement a "turn-of-the-month' trading strategy in R.
>
> Given a daily series of stock market return data as a zoo object, the strategy
> would go long (buy) four trading days before the end of the month, and s
On Jul 23, 2011, at 13:11 , Simon Kiss wrote:
> Dear colleagues, I have a data set that looks roughly like this;
> mydat<-data.frame(state=c(rep("Alabama", 5), rep("Delaware", 5),
> rep("California", 5)), news=runif(15, min=0, max=8), cum.news=rep(0, 15))
>
> For each state, I'd like to cumulat
On Fri, 22 Jul 2011, Abraham Mathew wrote:
I'm trying to install the XML package on Ubuntu 10.10, and I keep getting
a warning message the XML could not be found
No, that is not the *error* message you quote below.
and had non-zero exit status. How can I fix this problem?
Install libxml2 .
Hi Simon,
Is this what you want?
mydat$cum.news<-unlist(tapply(mydat$news,mydat$state,FUN=cumsum))
Weidong Gu
On Sat, Jul 23, 2011 at 7:11 AM, Simon Kiss wrote:
> Dear colleagues, I have a data set that looks roughly like this;
> mydat<-data.frame(state=c(rep("Alabama", 5), rep("Delaware", 5),
Date: Fri, 22 Jul 2011 20:06:34 -0600
From: abmathe...@gmail.com
To: r-help@r-project.org
Subject: [R] xml2-config issues
I'm trying to install the XML package on Ubuntu 10.10, and I keep getting
a warning message the XML could not be found an
On Sat, 23 Jul 2011, Axel Urbiz wrote:
Hi,
I'd like to read a shapefile into a Map object. This is exactly what
read.shape{maptools} is suppoed to do, according to the documentation I
found in the link below.
Do search the archives properly; the second hit on googling
"list:R-sig-geo read.sh
Dear colleagues, I have a data set that looks roughly like this;
mydat<-data.frame(state=c(rep("Alabama", 5), rep("Delaware", 5),
rep("California", 5)), news=runif(15, min=0, max=8), cum.news=rep(0, 15))
For each state, I'd like to cumulatively sum the value of "news" and make that
put that valu
Hi,
I'd like to read a shapefile into a Map object. This is exactly what
read.shape{maptools} is suppoed to do, according to the documentation I
found in the link below.
However, this doesn't seem to work
library(maptools)x <- read.shape(system.file("shapes/sids.shp",
package="maptools")[1])Err
On 07/22/2011 07:51 PM, fongchun wrote:
I am using the glmnet R package to run LASSO with binary logistic
regression.
...
What I am finding is that this optimal lambda value fluctuates
everytime I run glmnet with LASSO.
> ...
Does anyone know why there is such a fluctuation in the
generation o
On Fri, Jul 22, 2011 at 2:37 PM, john nicholas wrote:
> Hello,
>
> I would like to implement a "turn-of-the-month' trading strategy in R.
>
> Given a daily series of stock market return data as a zoo object, the strategy
> would go long (buy) four trading days before the end of the month, and sel
Hi,
I am looking for an opportunity to make a KS-Test in my C/C++-app.
Unfortunately I am not able to find a lib or function in C or C++ which does
the job. For my other numerical stuff Gnu Scientific Library was recommended
to me. What to do now?
I read that there are options to call R in C++-C
I too am unsure what is required, perhaps
xyplot(y~x,data,col=c(3,4),groups=id,pch=c(12,13), type= c("p","r"))
a toy dataset would have helped
Perhaps a perusal of
http://lmdvr.r-forge.r-project.org/figures/figures.html
is required
Regards
Duncan Mackay
Department of Agronomy and Soil Scienc
May I have a question on how to solve the following problem by R code?
Mainly we want to solve the equation show in the attached image. The equation
is a continuous version of Markov process.
In the equation, we have been able to achieve two things using R code:
[1] From year-2009 sample da
Dear R-List,
I am trying to develop a tutorial on how to analyze network data from Twitter
conversations for a network analysis class that I teach. I came across the
twitteR package, and saw some examples of it in action on various websites. It
is easy to use, and almost as easy to understand.
Probability <- function(N, f, w, b, y, t, q) {
#N is the number of lymph nodes
#f is the fraction of Dendritic cells (in the correct node) that have
the
antigen
#w is time in terms of hours
#b is the starting position (somewhere in the node or somewhere in the
gap
Hi all,
I am using the glmnet R package to run LASSO with binary logistic
regression. I have over 290 samples with outcome data (0 for alive, 1 for
dead) and over 230 predictor variables. I currently using LASSO to reduce
the number of predictor variables.
I am using the cv.glmnet function to d
Hi,
I know there is a package 'elipse' available but I'm not sure how to use it
for my specific implementation.
What I would like to do is fit an elipse to two lines of identity (at right
angles to each other), as indicated in the following figure:
http://imageshack.us/photo/my-images/30/poinca
I'm trying to install the XML package on Ubuntu 10.10, and I keep getting
a warning message the XML could not be found and had non-zero exit
status. How can I fix this problem?
> install.packages()
Loading Tcl/Tk interface ... done
--- Please select a CRAN mirror for use in this session ---
Instal
Hello,
>I am currently working on a script and I output plots to pdf using
pdf(...)
plot(...)
dev.off()
>then later I was trying to plot something and when I run just
plot(...)
>nothing appears. Is there something about using plot(..) after dev.off()
that does not allow the window to pop up?
Hi,
I have a triple loop that goes through all elements of a list
Lst[[k]][[i,j]] and I want to pick only elements of Lst[[k]][[i,j]] > 0.4
or any value. Then I want to store the values of Lst[[k]][[i,j]] together
with their i,j,k values in another list. Say I have Lst[[2]][[4,7]] = 0.6, I
wan
Got it working using "layout.widths = list(ylab.axis.padding = 0.5)))" and
adjusting the print position in "print(plot1,
position=c(-0.018,0.221,0.741,0.466))". Thx
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Dear users,
I am new to R and have couple of problems with xyplot.
A) I am trying to use the xyplot to plot mean concentration vs time across 5
dose groups.
When i use the following script
xyplot(mean~time,groups=dose,type="b",panel=panel.superpose). R generates
the plot, but i have no control o
Working! Many thanks, good solutions
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hi,
When I type library(ts) (I am working on an ubuntu machine), I get the
following error:
> library(ts)
Error in library(ts) : there is no package called 'ts'
I did a few google searches and it seems like ts is no longer
availableis that correct?
It seemed to me that I would need to downloa
Hi all,
I'm having trouble locating a script that will allow to me to create graphs
that show compound functions as a function of the simple function, rather
than just x (or time as it is in my case).
Currently I have the following functions defined in my script:
>
>
> T1<-function(t) {27.5-12.5*
Thanks everyone! I finally got some code to work (thanks to William Dunlap).
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Hi Folks,
Ran into something I'd really like to do in R simply/elegantly, but my R -
coding skills seem surpassed. This is the thing. Imagine the following data:
labs<-c("abcdef","abcgg","tgthefdk","tgtijuel","tgtnjmoi","gbnt","dlift")
dat<-c(0.5,0.25,1,2,16,0.250,4)
dframe<-data.frame(labs,dat)
David, thanks, I think that should work perfectly
Much obliged
>
> > dfrm <- expand.grid(A=1:3, B=1:3)
> > dfrm$counts <- 1:9
> > xtabs(counts~A, data=dfrm)
> A
> 1 2 3
> 12 15 18
>
> >barplot(xtabs(counts~A, data=dfrm), xlab="Counts by A level")
>
> --
>
> David Winsemius, MD
> West Har
Hello,
I would like to implement a "turn-of-the-month' trading strategy in R.
Given a daily series of stock market return data as a zoo object, the strategy
would go long (buy) four trading days before the end of the month, and sell the
third trading day of the following month.
How can I sel
Great! The second way really helped me! Thank you so much!
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Madana,
The code below may work (untested though):
#above is the same as you wrote
require(multicore)
read.data.exmple <- function(f)
{
dat <- read.csv(f, header=FALSE, sep="\t", na.strings="",dec=".",
strip.white=TRUE, fill=TRUE)
data_1 <- sqldf("SELECT V2, V14, MIN(V16) FROM dat
Hi R-help,
I have a dataframe consisting of a time-series [t, v]. The timestamps aren't
at all evenly spaced. The values are continuous. I've been able to graph
this as a step function (which is what it should be) in ggplot2, using the
'step' geom. Now I would like to take the integral of the step
can you please suggest me any book or paper or website which explains this
problem because I have started using R before 3 weeks only and i will not be
able to understand your whole code.so if i will study about this problem it
will be very good for me.I have tried in some books and also on inte
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