Displaying 20 results from an estimated 2000 matches similar to: "exclude a vector value from another vector"
2008 Dec 01
2
vector
Dear All,
I am trying to build a program which will take repeated samples without
replacement from a population of values. The interesting catch is that I
would like the sample values to be removed from the population, after each
sample is taken.
For example:
pop<-c(1,5,14,7,9,12,18,19,65,54)
sample(pop, 2) = lets say, (5,54)
## This is where I would like values (5, 54) to be removed from
2012 May 08
1
revolution foreach oddity
I know this is not a revolution support forum, but as anyone noticed the
following?
I have a foreach loop to generate random samples. If I run the exact code
below in normal r (2.14.1) it works as expected, but if I run it from
revolution 4.2.0 each loop returns the same numbers.
The only way I can get revolution to give different numbers is using 1
instead of 8 in
registerDoSNOW(makeCluster(8,
2009 Dec 21
3
Question About Repeat Random Sampling from a Data Frame
Good Morning:
I've read many, many posts on the r-help system and I feel compelled to quickly admit that I am relatively new to R, I do have several reference books around me, but I cannot count myself among the fortunate who seem to strong programming intuition.
I have a data set consisting of 1637 observations of five variables: tensile strength, yield strength, elongation, hardness and a
2008 Aug 12
4
Frequency vector
I want to create a vecor with frequencies.
I have tried this:
a <- c(1,1,1,1,2,3,4,5,5)
b <- table(a)
print (b[1])
which results in:
> print (b[1])
1
4
The only thing I want is the 4.
So this seems obvious:
print (b[1,2])
but it does not work:
Error in b[1, 2] : incorrect number of dimensions
How do I get a vector or how do I refer to the "4" without getting the
2007 Feb 27
3
looping
Greetings:
I am looking for some help (probably really basic) with looping. What I want
to do is repeatedly sample observations (about 100 per sample) from a large
dataset (100,000 observations). I would like the samples labelled sample.1,
sample.2, and so on (or some other suitably simple naming scheme). To do
this manually I would
>smp.1 <- sample(100000, 100)
>sample.1 <-
1999 Oct 23
2
How can I Authenticate via MySQL ?
Hi ,
I want to set up my Redhat 6.0 Linux machine to Authenticate username and
password and other information for user that received from /etc/passwd &
/etc/shadow from MySQL server . How Can I do that ?
any Refrences or Manual for this is helpfull :)
Thanx
Hamid Hashemi
2010 Jul 12
1
long to wide on larger data set
I have a data set that has 4 columns and 53860858 rows. I was able to
read this into R with:
cc <- rep("character",4)
myData <- read.table("myData.csv",header=FALSE,skip=1,colClasses=cc,nrow=53860858,sep=",")
I need to reshape this data from long to wide. On a small data set the
following lines work. But on the real data set, it didn't finish even
when I
2011 May 31
2
[LLVMdev] multiple function return values in LLVM
Hi all,
How can I implement a multiple function return values scheme in a
performance efficient way, just like what be done in Matlab or Octave?
Thanks in advance,
Yabin
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2010 Dec 15
2
[LLVMdev] The best way to cope with AllocationInst type in old code?
Hi all,
I am working on some old code which was compiled against llvm-2.5.
Anyway, in some places I, AllocationInst is used (e.g. to ensure the
instruction's type). Even in your current documentation
(http://llvm.org/docs/ProgrammersManual.html), I found an example that
uses this instruction.
If I got it correctly, this istruction (AllocationInst) has been
removed from llvm instruction set.
2008 Sep 04
3
a very bit problem!
Hi there!
I have a bit problem with syslinux,
I want to boot from a binary file, I don't want to have any OS(any
kernel), so how can I do that?
Should I make a special binary file? what should I specify in syslinux.cfg?
-------------------------------
Hamid Reza Hasani
thanks a lot!
Ya Ali
2011 May 31
0
[LLVMdev] multiple function return values in LLVM
Hi Yabin,
Octave uses an octave_value_list object to return multiple values so I
don't think it has anything to do with the compiler.
A sample function that can be dynamically linked with Octave and
called from octave interpreter:
#include <octave/oct.h>
DEFUN_DLD (divmult, args, nargout, "") {
octave_value_list retval;
// do some computation to compute r0 and r1
2017 Jul 08
3
[Bug 1161] New: The lock problem causes the iptables return with exit code 0 without adding my rules to kernel.
https://bugzilla.netfilter.org/show_bug.cgi?id=1161
Bug ID: 1161
Summary: The lock problem causes the iptables return with exit
code 0 without adding my rules to kernel.
Product: iptables
Version: unspecified
Hardware: x86_64
OS: Ubuntu
Status: NEW
Severity: enhancement
2015 Mar 17
2
Proposing a change in the base::sink interface for type argument
Hi folks,
Here is the current interface:
sink(file=NULL, append=FALSE, type = c("output", "message"), split=FALSE)
However, reading the implementation there is implicit assumption that type
is a single character value:
https://github.com/wch/r-source/blob/trunk/src/library/base/R/sink.R#L23
I'm finding this very confusing as the interface is giving a default value
of a
2010 Apr 29
1
R CMD check Error after R CMD build for R-2.11.0
Dear UseR,
I get an error when I run "R CMD check" on my .tar.gz file package,
and I don't understand why since I don't obtain any error with "R CMD
check" on the package directory. Do you have any idea ?
$ sudo ./R-2.11.0/bin/R CMD check eqtl_1.1.tar.gz
and
$ sudo ./R-2.11.0/bin/R CMD --check-subdirs=no eqtl_1.1.tar.gz
return an Error
* checking for working
2023 Feb 26
1
Cannot reach documentation site
On 27/02/2023 4:13 am, Chris Candreva wrote:
> On Sun, 26 Feb 2023, Ken Bass wrote:
>
>> doc.dovecot.org does not have a DNS entry. It worked a few days ago, but not now.
> [chris at newpop ~]$ host doc.dovecot.org
> doc.dovecot.org is an alias for talvi.dovecot.org.
> talvi.dovecot.org has address 94.237.105.223
> talvi.dovecot.org has IPv6 address
2015 Mar 18
1
Proposing a change in the base::sink interface for type argument
In other words: this is a standard programming paradigm in R/S which
(unfortunately) is not widely known, based on my network. It is really
nice for developers.
Best,
Kasper
On Wed, Mar 18, 2015 at 5:42 PM, MacQueen, Don <macqueen1 at llnl.gov> wrote:
> It's only an illusion until one actually tries providing a vector.
>
> > sink('foo',
2009 Dec 22
1
Re: Paypal Recurring using active merchant
Hi ,
i am also getting the same problem , have you resolved it or not and if
some body else have any idea please do let me know.
thanks in advance and kind regards,
Hamid.
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2010 Feb 08
1
compute_ebands
Hi All,
Is the following loop in function compute_ebands meant to work out the
nearest celt frequency bin to a bark critical band? ?If so why an
offset is required to be considered? Thanks in advance if somebody can
explain it.
Thanks,
Hamid
/* Spacing follows critical bands */
for (i=0;i<high;i++)
{
int target = bark_freq[lin+i];
eBands[i+low] =
2010 Dec 15
0
[LLVMdev] The best way to cope with AllocationInst type in old code?
Hamid 2C wrote:
> Hi all,
>
> I am working on some old code which was compiled against llvm-2.5.
> Anyway, in some places I, AllocationInst is used (e.g. to ensure the
> instruction's type). Even in your current documentation
> (http://llvm.org/docs/ProgrammersManual.html), I found an example that
> uses this instruction.
> If I got it correctly, this istruction
2008 Feb 08
1
Re: xenconsole: Could not read tty from store: No suchfile or directory
On Thursday 07 February 2008 05:19:26 pm Hamid Majidy wrote:
> When I start guest with "xm create clientdom", I get:
> xm create clientdom
> Using config file "./clientdom".
> VNC= 3
> Started domain clientdom
>
> But when I try to connect to it with "vncviewer 192.168.122.1:5900" I get:
> VNC Viewer Free Edition 4.1.2 for X - built Mar 14