Re: [R] Mandriva Spring 2007 and R

2007-06-07 Thread Jonathan Morse
Thank you everyone for all of your suggestions!!  

I am going to try compiling R from the source- it should be the best exercise 
to broaden my understanding of Linux.

Best.
Jonathan.



Roland Rau <[EMAIL PROTECTED]> wrote: Hi Jonathan,

Jonathan Morse wrote:
> I am new to Linux (not to R) and recently installed Mandriva Spring 2007 on 
> my partitioned hard drive.  My next objective is to install R in the Linux 
> environment, unfortunately Mandriva is not one of the Linux distributions 
> available for download...  Could someone please let me know which 
> distribution I should use?  
> 
One possibility is, of course, that you compile it yourself for your 
computer. Compiling R was my first shot at compiling programs when I was 
new to Linux, and it was not very difficult. It is described nicely in 
the R Installation Administration Manual.
http://cran.r-project.org/doc/manuals/R-admin.html

Basically, you only need to take care of the following steps to get you 
started:
- did you download and unpack the source distribution (see section 1.1 
of the manual)?
- do you have the required tools installed (see section A.1 of the 
manual)? (C compiler, Fortran compiler, libreadline, libjpeg, libpng, 
tex/latex, Perl5, xorg-x11-dev)
- compilation (see section 2.1 in the manual)

I hope this helps?

Best,
Roland




   
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[R] Mandriva Spring 2007 and R

2007-06-04 Thread Jonathan Morse
I am new to Linux (not to R) and recently installed Mandriva Spring 2007 on my 
partitioned hard drive.  My next objective is to install R in the Linux 
environment, unfortunately Mandriva is not one of the Linux distributions 
available for download...  Could someone please let me know which distribution 
I should use?  

Thanks.

Jonathan
   
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Boardwalk for $500? In 2007? Ha! 

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Re: [R] Trimming a Data Set

2007-03-20 Thread Jonathan Morse
That works nicely.

Thank you.


jim holtman <[EMAIL PROTECTED]> wrote: try this:
  
  
trim <- function(x,prop=.05) {
trimlow <-quantile(x,prob=(prop))
trimhigh <- quantile(x,prob=(1 - prop))
x[(x >= trimlow) & (x <= trimhigh)]
}
  


 
 On 3/20/07, Jonathan Morse <[EMAIL PROTECTED]> wrote: Thanks for the rapid 
response.

The inequality with the quantile trim works great, however I am in looking for 
a two tailed trim.  This could work if I could unite two series in a command 
similar to the following: 

trim <- function(x,prop=.05) {
trimlow <- x[x < quantile(x,prob=(1-prop))]
trimhigh <- x[x > quantile(x,prob=(prop))]
trimx <- intersect(trimlow, trimhigh)
return(trimx)
}

However the intersect function will not return repeated values, which is a 
problem.  Any thoughts?? 

Thanks.

Petr Klasterecky <[EMAIL PROTECTED]> wrote: If it is precise enough for you, 
you can use

trim <- function(x,prop=.05) {
trimx <- x[x < quantile(x,prob=(1-prop))] 
return(trimx)
}

Petr

Jonathan Morse napsal(a):
> Hi,
>
> I am trying to restrict a data set so as not to included outliers.  
> Specifically, I would like to specify a percentage where a fraction of 
> observations are eliminated from the data set, much in the same way that the 
> trimmed mean function works - but leaving the restricted data set intact. 
>
> I have been using a function which will restrict the data set using:
>> trim=function(x,p){
>> o=order(x)
>> xo=x[o]
>> n=length(xo)
>> tl=round(n*p)
>> print(xo[(tl+1):(n-tl)])} 
>
> However I was wondering if anyone knew a more elegant and simple method to 
> get the same result.
>
> Thanks in advance.
>
>
>
> -
> Don't pick lemons. 
>
>  [[alternative HTML version deleted]]
>
> __
> R-help@stat.math.ethz.ch mailing list
>  https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code. 
>

--
Petr Klasterecky
Dept. of Probability and Statistics
Charles University in Prague
Czech Republic



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-- 
Jim Holtman
Cincinnati, OH
+1 513 646 9390

What is the problem you are trying to solve?  

 
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and provide commented, minimal, self-contained, reproducible code.


Re: [R] Trimming a Data Set

2007-03-20 Thread Jonathan Morse
Thanks for the rapid response.

The inequality with the quantile trim works great, however I am in looking for 
a two tailed trim.  This could work if I could unite two series in a command 
similar to the following:

trim <- function(x,prop=.05) {
trimlow <- x[x < quantile(x,prob=(1-prop))]
trimhigh <- x[x > quantile(x,prob=(prop))]
 trimx <- intersect(trimlow, trimhigh)
return(trimx)
}

However the intersect function will not return repeated values, which is a 
problem.  Any thoughts??

Thanks.

Petr Klasterecky <[EMAIL PROTECTED]> wrote: If it is precise enough for you, 
you can use

trim <- function(x,prop=.05) {
trimx <- x[x < quantile(x,prob=(1-prop))]
return(trimx)
}

Petr

Jonathan Morse napsal(a):
> Hi,
> 
> I am trying to restrict a data set so as not to included outliers.  
> Specifically, I would like to specify a percentage where a fraction of 
> observations are eliminated from the data set, much in the same way that the 
> trimmed mean function works - but leaving the restricted data set intact.
> 
> I have been using a function which will restrict the data set using:
>> trim=function(x,p){
>> o=order(x)
>> xo=x[o]
>> n=length(xo)
>> tl=round(n*p)
>> print(xo[(tl+1):(n-tl)])}
> 
> However I was wondering if anyone knew a more elegant and simple method to 
> get the same result.
> 
> Thanks in advance.
> 
> 
>  
> -
> Don't pick lemons.
> 
>  [[alternative HTML version deleted]]
> 
> __
> R-help@stat.math.ethz.ch mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
> 

-- 
Petr Klasterecky
Dept. of Probability and Statistics
Charles University in Prague
Czech Republic


 
-
Be a PS3 game guru.

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__
R-help@stat.math.ethz.ch mailing list
https://stat.ethz.ch/mailman/listinfo/r-help
PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.


Re: [R] Trimming a Data Set

2007-03-20 Thread Jonathan Morse
Thanks for the rapid response.

The inequality with the quantile trim works great, however I am in looking for 
a two tailed trim.  This could work if I could unite two series in a command 
similar to the following:

trim <- function(x,prop=.05) {
trimlow <- x[x < quantile(x,prob=(1-prop))]
trimhigh <- x[x > quantile(x,prob=(prop))]
 trimx <- intersect(trimlow, trimhigh)
return(trimx)
}

However the intersect function will not return repeated values, which is a 
problem.  Any thoughts??

Thanks.

Petr Klasterecky <[EMAIL PROTECTED]> wrote: If it is precise enough for you, 
you can use

trim <- function(x,prop=.05) {
trimx <- x[x < quantile(x,prob=(1-prop))]
return(trimx)
}

Petr

Jonathan Morse napsal(a):
> Hi,
> 
> I am trying to restrict a data set so as not to included outliers.  
> Specifically, I would like to specify a percentage where a fraction of 
> observations are eliminated from the data set, much in the same way that the 
> trimmed mean function works - but leaving the restricted data set intact.
> 
> I have been using a function which will restrict the data set using:
>> trim=function(x,p){
>> o=order(x)
>> xo=x[o]
>> n=length(xo)
>> tl=round(n*p)
>> print(xo[(tl+1):(n-tl)])}
> 
> However I was wondering if anyone knew a more elegant and simple method to 
> get the same result.
> 
> Thanks in advance.
> 
> 
>  
> -
> Don't pick lemons.
> 
>  [[alternative HTML version deleted]]
> 
> __
> R-help@stat.math.ethz.ch mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
> 

-- 
Petr Klasterecky
Dept. of Probability and Statistics
Charles University in Prague
Czech Republic


 
-
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Check out "Tonight's Picks" on Yahoo! TV.
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PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.


[R] Trimming a Data Set

2007-03-14 Thread Jonathan Morse
Hi,

I am trying to restrict a data set so as not to included outliers.  
Specifically, I would like to specify a percentage where a fraction of 
observations are eliminated from the data set, much in the same way that the 
trimmed mean function works - but leaving the restricted data set intact.

I have been using a function which will restrict the data set using:
> trim=function(x,p){
> o=order(x)
> xo=x[o]
> n=length(xo)
> tl=round(n*p)
> print(xo[(tl+1):(n-tl)])}

However I was wondering if anyone knew a more elegant and simple method to get 
the same result.

Thanks in advance.


 
-
Don't pick lemons.

[[alternative HTML version deleted]]

__
R-help@stat.math.ethz.ch mailing list
https://stat.ethz.ch/mailman/listinfo/r-help
PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.