Displaying 20 results from an estimated 600 matches similar to: "Help with dataEllipse function"
2013 Apr 26
2
Can a column of a list be called?
Hello Everyone,
I would like to know if I can call one of the columns of a list, to use it
as a variable in a function.
Thanks in advance for any advice!
Jana
--
Jana Makedonska,
B.Sc. Biology, Universite Paul Sabatier Toulouse III
M.Sc. Paleontology, Paleobiology and Phylogeny, Universite de Montpellier II
Ph.D. candidate in Physical Anthropology and Part-time lecturer
Department of
2011 Dec 15
1
Inquiry about matrix pooling
Dear R-users,
I am a relatively new R user and I have a simple question. Is there a
command attached to a R function, which performs matrix pooling?
Thanks in advance,
Jana
--
--
"The world is full of mysteries. Life is one. The curious limitations of
finite minds are another."(J.B.S. Haldane, The Causes of Evolution)
Jana Makedonska, M.Sc.
Ph.D. candidate/ Part-time lecturer
2013 Sep 15
1
DataEllipse versus Ellipse Function in R
Hi:
Does Ellipse and dataellipse function in R produce the same ellipse? I
wanted to see how the radius for the Ellipse function in R calculated. Also
what is the var-covariance matrix, if any, assumed for the dataellipse
function? Heres an example of the code where I am generating Multivariate
normal data and creating ellipse using the 2 functions:
library(car)
library(mvtnorm)
mu =
2013 Jan 26
2
confidence / prediction ellipse
Hi,
I'm using the R library(car) to draw confidence/prediction ellipses in a
scatterplot.
>From what i understood the ellipse() function return an ellipse based
parameters: shape, center, radius .
If i read dataEllipse() function i can see how these parameters are
calculated for a confidence ellipse.
ibrary(car)
a=c(12,12,4,5,63,63,23)
b=c(13,15,7,10,73,83,43)
v <-
2013 Mar 07
3
ggplot2 y elipse.
Buenas tardes,
Estoy intentando mejorar un gráfico que construyo pero de manera "bruta" y
quiere encontrar una manera más eficiente.
El gráfico en cuestión tiene más partes pero para simplificar la parte que
me interesa es esta:
[image: Imágenes integradas 5]
Esto es una elipse de confianza de unos puntos, la elipse la consigo
ayudándome de dataEllipse (paquete car), para llegar a
2013 Oct 11
1
behaviour of read.xls (gdata package) when worksheet usesuser-defined cells formats
(I'm afraid this post didn't reach the list on last Wednesday, here it is again )
hi R-list,
And sorry for my frenglish !
I am running R < Good Sport > release ( i386-w64-mingw32/i386 (32-bit) ) ) under Windows 7 Professional, Service Pack 1.
My perl executable is ActivePerl build 817 [257965] (i.e. version 5.8.8.817). Usually it is working fine.
Using the gdata ::read.xls
2011 Mar 31
2
how to do t-test in r for difference of mean
I am trying to do t-test to test whether the mean of one one column of the
data frame is greater then another. please help me out.
--
Arkajyoti Jana
M. Phil/ 2nd semester
Centre for Economic Studies and planning
School of Social Sciences
Jawaharlal Nehru University
New Delhi-67
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2011 Oct 06
1
Urgent help needed for honours project - breaks between races in one year
Hi to anyone who is willing to help,
I have a csv. file which has 1999 horses as the rows and the age(in years)
of the horse at each race as columns. Ive read this file into R and called
it 'horses'.
Im trying to find the longest break between each race in the horse's first
year of racing. I already have a numeric called 'age.first' which is the age
at which each horse had its
2005 Aug 09
3
First PRI
Hello All,
I am getting my first PRI installed in a couple of weeks and I wanted to
ask for a little advice. I have a single span Digium card I will be
using for the install.
Id there a benefit to which protocol I use? When asked, I told them to
set it up as NI2. The PRI is through MCI and will be used for local and
long distance with DIDs and features like CallerID, etc.
Any advice would be
2009 Jan 21
1
using time series
Hello,
I'm trying to analyze the behavior of a series of numbers.
Let's say I have the following data: 0 0 0 20 20 20 50 50 53 56 23 24 21 10
0 4 129 159 30 0 0 0 (for example) - these numbers are some measurements
that are taken on equal interval of times (but the specific moment in time
(e.g. spring or march) is not relevant - just equal intervals of time).
What I want to do is based on
2006 Apr 18
1
gettin erro with xapian binidngs 0.9.5
hi
i had created an indexer n searcher in php in 0.9.4 and it was workin fine.
now i installed 0.9.5 but i m getting following error
*Fatal error*: No matching function for overloaded 'Document_add_posting' in
*/home/jana/public_html/final_file_search/file_indexer.php* on line *48
*this is the fragment of my code where i m gettin the error.
2011 Feb 24
2
how to plot equalprobable error ellipse?
hi,R users,
Now I have some scatter figures, is there some method can plot equalprobable
error ellipse ?
--
TANG Jie
Email: totangjie@gmail.com
Tel: 0086-2154896104
Shanghai Typhoon Institute,China
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2005 Sep 26
1
RECYCLER and recycler bin
Hello,
I have recognized a pretty annoying thing with my Samba-Server:
My smb.conf is set, that deletet files go into the dir
".Papierkorb". It works well one one Client, but when the user deletes Files on the other client, a dir called "RECYCLER" appears with the file and some .ini files in it. Is there a way to solve this?
Both clients are WinXP, I'm using Samba
2012 Jan 11
1
R error in make check
Hi,
After building R 2.14.1 on a Linux system (SUSE Linux Enterprise Server
11 (x86_64) ), I ran "make check" but it halted with the foll error:
Testing examples for package ?base?
Error: testing 'base' failed
Execution halted
I looked in <build dir>/test/Examples/base-Ex.Rout.fail and found the foll:
*******EXCERPT *****
...
> ### ------- Pickyness Flags :
2011 Jun 06
2
adding an ellipse to a PCA plot
Hi,
I created a principal component plot using the first two principal
components. I used the function princomp() to calculate the scores.
now, I would like to superimpose an ellipse representing the center
and the 95% confidence interval of a series of points in my plot (as
to illustrate the grouping of my samples).
I looked at the ellipse() function in the ellipse package but can't
get it
2008 Mar 12
1
Spatially Lagged Predictor Variable Models
Hi Everyone,
I am doing a project based on "Spatially Lagged Predictor
Variable Models", I would like to know which package in R would execute this
model. Also, I am new to this field of spatial statistics. Any suggestions
for a good book on spatial regression analysis would be appreciated. Thanks
Again.
Cheers
Arun
--
View this message in context:
2001 Nov 13
1
rarefaction variance
Here's a question for ecologists on the r-help list-- I'm addressing this
to ecologists in particular because they're most likely to be familiar
with the equation in question but I'll be happy to discuss the problem
with anyone who's willing to take a whack at it.
I'm trying to write a function to calculate the large sample variance of
species richness estimates by
2010 Jan 13
1
[LLVMdev] Make LoopBase inherit from "RegionBase"?
On 01/13/10 00:56, Jan Sjodin wrote:
> Why not use the "standard" algorithm for detecting SESE-regions and building a program structure tree?
> It should handle everything you want. It also becomes much simpler to specify a connected SESE-region
> by entry/exit edges, while a disconnected region is specified by entry/exit blocks. Only defining regions on
> blocks is not
2010 Jan 13
1
[LLVMdev] Make LoopBase inherit from "RegionBase"?
On 01/13/10 05:09, Jan Sjodin wrote:
> Hi Tobias
>
>> In general this approach saves a preliminary pass that has to insert new
>
>> bbs, to generate these edges. As we do not have to modify the CFG other
>> passes like dominance information are still valid, and we do not have to
>> create a lot of auxiliary bbs, to be able to detect all regions. This
>>
2006 Jan 13
1
Problems installing R 2.2.1
We are trying to install R2.2.1 on a IBM P655 Cluster, SuSE LE 9.1
We are using gcc v 3.3.3
and we are getting this error on make
g77 -fPIC -g -O2 -ffloat-store -c dlamc.f -o dlamc.lo
g77 -fPIC -g -O2 -c dlapack0.f -o dlapack0.lo
g77 -fPIC -g -O2 -c dlapack1.f -o dlapack1.lo
g77 -fPIC -g -O2 -c dlapack2.f -o dlapack2.lo
g77 -fPIC -g -O2 -c dlapack3.f -o dlapack3.lo
g77 -fPIC -g