A) you hijacked another thread.
On Oct 15, 2010, at 9:50 AM, Jonas Josefsson wrote:
Hi!
I am trying to produce a graph which shows overlap in latitude for a
number of species.
I have a dataframe which looks as follows
species1,species2,species3,species4.
minlat
On Oct 15, 2010, at 9:21 AM, Öhagen Patrik wrote:
Dear List,
I each iteration of a simulation study, I would like to save the p-
value generated by coxph. I fail to see how to adress the p-value.
Do I have to calculate it myself from the Wald Test statistic?
No. And the most important
Should you need to do it again, you may want to look at the relevel
function. I suppose that would meet the definition of some versions of
on the fly but once I have a model, rerunning with a different
factor leveling is generally pretty painless.
--
David.
On Oct 15, 2010, at 9:09 AM,
From: Oscar Perpiñan Lamigueiro oscar.perpi...@upm.es
Date: October 8, 2010 4:25:34 AM EDT
To: r-packa...@r-project.org
Subject: [R-pkgs] solaR: version 0.20
Hello,
I'd like to announce the availability of the version 0.20 of the
solaR package. It provides a set of calculation methods of solar
IRD;
There is a danger in applying logical tests of equality to floating
point numbers. It may be safer to use all.equal or zapsmall in the
construction of your tests.
all.equal( (2^(0.5))^2 , 2)
[1] TRUE
(2^(0.5))^2 == 2
[1] FALSE
--
David.
On Oct 16, 2010, at 1:30 PM, Joshua Wiley
On Oct 16, 2010, at 12:12 PM, Hongwei Dong wrote:
Hi, R users,
Can anyone tell me how I can change the size of points in my plot?
For example:
x - c(1,3,6,9,12)
y - c(1.5,2,7,8,15)
plot(x,y,pch=20)
How do I reduce the size of those points?
plot(x,y,pch=20, cex=0.2)
plot(x,y,pch=20,
at 12:12 PM, David Winsemius
dwinsem...@comcast.net wrote:
IRD;
There is a danger in applying logical tests of equality to floating
point
numbers. It may be safer to use all.equal or zapsmall in the
construction of
your tests.
all.equal( (2^(0.5))^2 , 2)
[1] TRUE
(2^(0.5))^2 == 2
[1] FALSE
On Oct 17, 2010, at 3:56 PM, William Dunlap wrote:
I had been thinking of:
x - c(1, (2^(0.5))^2 , 3, 5, (2^(0.5))^2 , 3, 1)
y - 2
x[-which(zapsmall(x-y) == 0)]
[1] 1 3 5 3 1
Using which() to convert logicals into integer
subscripts is almost always unnecessary and often wrong.
At one
PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.
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and the the
^^^ will not be aligned with the word short. You should fix the
settings of you mail client in both these areas.
Viki
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On Oct 19, 2010, at 12:19 PM, Manta wrote:
David Winsemius wrote:
You seen to be under the mistaken impression that the internal
representation of DateTime classes of 08:00 would be 8. Since the
internal representation of time is in seconds, the even number hours
would be at integer
internal variable named something
like _N_ that is a line number. Perhaps
... , if=_N_ = 10,
OR:
-- using SAS to output a smaller file.
OR:
--- adding a SAS line to the output returned within the read.ssd
function.
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David.
-J
2010/10/19 David Winsemius dwinsem...@comcast.net
mailing list
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coefficient and add them together?
Once again i am sorry if this is completely the wrong place to ask
such a question.
Peter
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PLEASE do
On Oct 20, 2010, at 9:25 AM, skan wrote:
Hello
How can I select several not continuous rows ?
If I wanted to select rows 1 to 7 I'll write
mydata[,1:7]
But what if I need to select rows 1 to 5 and 10 to 15?
mydata[ , c(1:5, 10:15) ]
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= 3)
0.1
[1] 0.1
0.001
[1] 1e-07
0.01
[1] 0.01
Other options for output:
?format
?sprintf
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(mustart) : Value -1717986918 out of range
(0, 1)
Look more carefully at your 28th case.
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On Oct 20, 2010, at 10:01 AM, David Winsemius wrote:
On Oct 20, 2010, at 9:25 AM, skan wrote:
Hello
How can I select several not continuous rows ?
If I wanted to select rows 1 to 7 I'll write
mydata[,1:7]
But what if I need to select rows 1 to 5 and 10 to 15?
mydata[ , c(1:5, 10:15
is produced by each species, there is
a small
black square in center position of the box. Is it possible to
remove this.
Have tried to include bxp(par(medpch=NA)) without success.
Thanks!
Jonas Josefsson
David Winsemius, MD
West Hartford, CT
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R
])),
total.patientnums.trt1=dat2[ ,2],
total.patientnums.trt23=dat2[ ,2],
num.countstrt1=dat2[ ,5],
num.countstrt23=dat2[ ,6] )
===
Dr. Jim Maas
David Winsemius, MD
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function:
nonneg - function(x) { 0 + !sign(x) }
nonneg(0)
[1] 1
Any help is appreciated
Thank you
sadz
ps please email me if you need more info
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On Oct 20, 2010, at 3:19 PM, David Winsemius wrote:
On Oct 20, 2010, at 11:47 AM, Sadz A wrote:
Hi,
I am trying to do some calculations turning DMS data to decimal
degrees using
the formula (D+(M/60)+(S/3600)), some of the D's involve -ve
numbers, the
easiest way to do the calculation
: namespace:Hmisc
base::units
function (x)
UseMethod(units)
environment: namespace:base
Thank you and kind regards,
gigi
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also skipped loading my utility functions
from .Rprofile as well as skipping the workspace .Rdata file.
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21.276 3.2365
+ y11 0.149400 21.126 5.0956
+ y31 0.025849 21.250 5.2122
Start: AIC=1
get(paste(y, i, sep = )) ~ 1
Df Sum of SqRSSAIC
none 19.027 1.0023
+ y11 0.227457 18.799 2.7618
+ y21 0.023117 19.004 2.9780
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the max of
the last slice of the variable.
Thanks in advance!
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, reproducible code.
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simply create a collection of images that I animate elsewhere?
require(rgl)
?movie3d
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will be appreciated.
Thank you
sadz
From: David Winsemius dwinsem...@comcast.net
To: David Winsemius dwinsem...@comcast.net
Cc: Sadz A sadz_a1...@yahoo.co.uk; r-help@r-project.org
Sent: Wed, 20 October, 2010 20:45:39
Subject: Re: [R] Changing sign on absolute numbers 0 problems
On Oct 20, 2010, at 3
--
View this message in context:
http://r.789695.n4.nabble.com/grep-tp3004422p3005885.html
Sent from the R help mailing list archive at Nabble.com.
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setting and changing it in my system
does the trick:
Sys.time()
[1] 2010-10-21 19:48:42 CEST
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Do you know where can I find a list of the timezone ?
Message du 21/10/10 15:07
De : David Winsemius
A : omerle
Copie à : r-help@r-project.org
Objet : Re: [R] Different time between
3
dim(ovrl)
[1] 3 3
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(0,0.025,0.25,0.5,0.75,0.975,1))
print(i)
}
I'd like to have the value of i printed for each loop (step). As
I could
see the values of i are shown on screen only after all the work
is done.
Thanks in advance for any suggestion.
Best regards,
Antonio
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On Oct 21, 2010, at 9:38 PM, Li, Jing Yi wrote:
How to get the previous business day in R? I saw some post about using
functions in timeSeries package before but can not find it anymore.
??holiday
Perhaps you should look in the tis package.
Thanks!
David Winsemius, MD
West Hartford
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On Oct 22, 2010, alais wrote:
|Moreover can you please tell me how I can concatenate variables
and strings so
to print some debugging messages /
The value of x is + x + and the value of y is +y.
Commas, not +
cat(The value of x is , x , and the value of y is , y)
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David Winsemius
^2+) 'onsets'), xlab = 'sec')
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de la classe
derivedDefaultMethod
any idea on how I could solve this issue ?
Update, first.
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of formula.
Why is it looking outside the function for the object that has just
been defined inside the function?
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the rules, I just follow them. I
agree that one might guess that to be the search order, but it is not
what is documented.
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Dimitri
On Fri, Oct 22, 2010 at 9:15 AM, David Winsemius dwinsem...@comcast.net
wrote:
On Oct 22, 2010, at 9:01 AM, Dimitri
-guide.html
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On Oct 22, 2010, at 12:17 PM, William Dunlap wrote:
-Original Message-
From: r-help-boun...@r-project.org
[mailto:r-help-boun...@r-project.org] On Behalf Of David Winsemius
Sent: Friday, October 22, 2010 6:25 AM
To: Dimitri Liakhovitski
Cc: r-help
Subject: Re: [R] lm looking
On Oct 22, 2010, at 12:50 PM, n...@aleblanc.cotse.net wrote:
Tal Galili tal.gal...@gmail.com writes:
I suspect that using dev.copy2eps Is not going to help you here.
Please try again using:
pdf(...) # Check: ?pdf
for(i in something)
{
plot(things)
}
dev.off()
But give pdf() the
On Oct 22, 2010, at 8:40 PM, Balpo wrote:
Hello Jim
How can I ensure this reading it from the file?
The thing is, I cannot use the textConnection(), because the real
file has millions of rows.
The advice being offered is not that you use textConnection. That is
just for illustration.
If Dennis' interpretation of your request is correct then Harrell rms/
Hmisc packages provide a mechanism for restricting plotting of
contours to the region within a perimeter. He has a perimeter function
and the bplot function takes a perim argument. The reason I did not
offer it earlier
On Oct 23, 2010, at 4:13 AM, Liviu Andronic wrote:
Hello
On Sat, Oct 23, 2010 at 10:43 AM, Mastaki Kambale jkmast...@hotmail.com
wrote:
Dears R
I am a self taught novice user of R. I begin to understand its
philosophy and some basics like objects, vectors, arrays, lists
etc...I still
On Oct 23, 2010, at 1:40 PM, will phillips wrote:
Hello,
I have a data set that includes a predictor variable wind
direction. This
variable is in degrees with 0=North. I've put this predictor into a
linear
model and its coefficient is far from significant.
I was thinking about
On Oct 23, 2010, at 6:56 PM, Gabor Grothendieck wrote:
On Sat, Oct 23, 2010 at 9:51 PM, James Hirschorn
james.hirsch...@hotmail.com wrote:
What is a good way to enter a very long model formula. For example:
y ~ Input.2 + Input.3 + ... + Input.1000
(assuming the corresponding dataframe has
On Oct 23, 2010, at 7:44 PM, Jason Kwok wrote:
Thanks Jorge. It works.
Is there a way to keep the actual price in the price column instead of
TRUE/FALSE but filtering on when price100?
Huh? When I use subset I get what you ask for:
subset(x, Price 100)
Price
2010-10-12 101
On Oct 24, 2010, at 4:30 AM, Lorenzo Isella wrote:
Dear All,
I would like to plot a scalar (e.g. a temperature) on a non-
rectangular domain (or even better: I would simply like to be able
to draw a contour plot on an arbitrary 2D domain). I wonder if there
is any tool to achieve that
On Oct 24, 2010, at 6:12 AM, Lorenzo Isella wrote:
As to the domain of the function, at least in case (1), that should
arise from the collected data points in (x,y) if the sampling is
dense enough.
And that is precisely what you get from the perimeter function. The
earlier Design
On Oct 24, 2010, at 9:30 AM, Lorenzo Isella wrote:
Hi,
And thanks for helping. I am anyway a bit puzzled, since case (1)
is not
only a matter of interpolation. Probably the point I did not make
clear
(my fault) is that case (1) in my original email does not refer to
an
irregular grid
On Oct 25, 2010, at 3:41 AM, Lorenzo Isella wrote:
On 10/25/2010 01:32 AM, David Winsemius wrote:
You were advised to look at rms. Why have you dismissed this
suggestion?
Using your data setup below and packaging into a dataframe.
require(rms)
ddf - datadist(xysf - as.data.frame(xys
On Oct 25, 2010, at 1:07 AM, zhiji19 wrote:
Hello everyone
Can you please teach me how to save my homework as .R file?
?savehistory # at least on a Mac
(If you wanted the whole console session with output, then it would be
select-all, copy, paste into a text editor, save as a text
On Oct 25, 2010, at 6:50 AM, Mario Valle wrote:
Dear all,
I'm using R 2.12.0 on Windows 7 (32bits)
I created a filled contour from the attached data using the
following code:
load('bug.RData')
pdf('bug.pdf', width=14, height=7)
filled.contour(o4$x, o4$y, o4$z, color=rainbow, xlim=c(4,18),
On Oct 25, 2010, at 8:56 PM, Daisy Englert Duursma wrote:
Hello,
If I have a dataframe:
example(data.frame)
zz-
c
(aa_bb
,bb_cc
,cc_dd,dd_ee,ee_ff,ff_gg,gg_hh,ii_jj,jj_kk,kk_ll)
ddd - cbind(dd, group = zz)
and I want to divide the column named group by the _, how would I
do this?
On Oct 25, 2010, at 11:17 PM, Arsalan Fathi wrote:
hello.
how are you?
my name is arsalan. I'm from iran.
i want to write the program that done random walk(one variable and two
variable).
please help me.
You should learn to use a search engine that is specific to R. Here's
an example:
On Oct 26, 2010, at 7:50 AM, Viechtbauer Wolfgang (STAT) wrote:
The constraint b1=b2 in a model such as b0 + b1 x1 + b2 x2 + b3 x3
implies that b0 + b1 (x1 + x2) + b3 x3, so just add x1 and x2 (call
this x12) and fit the model b0 + b1 x12 + b3 x3 and you have imposed
the constraint that
On Oct 26, 2010, at 8:08 AM, Small Sandy (NHS Greater Glasgow Clyde)
wrote:
Hi
I need some help getting results from multiple linear models into a
dataframe.
Let me explain the problem.
I have a dataframe with ejection fraction results measured over a
number of quartiles and grouped
On Oct 26, 2010, at 8:30 AM, Alaios wrote:
in a simple plot. When i do plot is it possible to zoom in or out or
this is not
possible at all?
Zoom? Do you mean restrict the region plotted to specific ranges?
xlim and ylim arguments provide that facility.
--
David.
Best Regards
Alex
On Oct 26, 2010, at 9:27 AM, David Smith wrote:
Many thanks for the help.
You could express your thanks by including context the next time you
present a follow-up (as requested in the Posting Guide). Only a
minority of readers view this list on Nabble, so we don't see the web
thought maybe I sould see a cbind() call in there, and I suppose
this section as.call(c(expression(data.frame), x ... may have
that effect
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David.
Why doesn't
fitsdf - as.data.frame(t(fits))
work?
Sandy Small
From: David Winsemius [dwinsem
On Oct 26, 2010, at 11:15 AM, Gavin Simpson wrote:
On Fri, 2010-10-22 at 15:39 +0200, Claudia Beleites wrote:
On 10/22/2010 03:15 PM, DrCJones wrote:
snip /
Being a chemist, it seemed natural to me to put the i after the
concentration
brackets into a subscript - though you didn't say
On Oct 26, 2010, at 8:57 AM, sr500 wrote:
Hello,
I was wondering if anyone knew of a function that fits haplotype
data into a
cox proportional hazard model. I have computed my Haplotype
frequencies
using the haplo.stats package. I have also been using the haplo.glm
function
but this is
as is typically done at time of factor creation.
You probably need to work with factor levels. (All guesswork in the
absence of a reproducible example.)
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in this area will get expert review
and correction.
Your comments are appreciated.
Stephen Bond
-Original Message-
From: David Winsemius [mailto:dwinsem...@comcast.net]
Sent: Wednesday, October 27, 2010 1:15 PM
To: Bond, Stephen
Cc: r-help@r-project.org
Subject: Re: [R] coxph
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On Oct 27, 2010, at 2:20 PM, Czerminski, Ryszard wrote:
I would appreciate any advice about how to add rectangular grid to the
plot generated by levelplot()
similarly as grid() function adds grid to the regular plot()
?panel.grid
Best regards,
Ryszard
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preprocess with readLines if you want an
exact match of width or maybe take a guess with ... , colClasses =
rep(numeric, 250) to create a sufficiently wide set of columns to
hold everything.
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plot()
?panel.grid
Best regards,
Ryszard
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not a member). A word which has less implication
of software deficiencies would be problems.
This is really about BioConductor and it has its own mailing list.
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On Oct 28, 2010, at 12:20 PM, David Winsemius wrote:
On Oct 28, 2010, at 11:52 AM, Michael D wrote:
Mike, I'm not sure what you mean about removing foo but I think the
method
is sound in diagnosing a program issue and the results speak for
themselves.
I did invert my if statement
:
Could you please paste the exact code you are using? (the one with
the pdf and
dev.off, outside the loop )
Contact
On Sat, Oct 23, 2010 at 4:53 PM, n...@aleblanc.cotse.net wrote:
David Winsemius dwinsem...@comcast.net writes:
On Oct 22, 2010, at 12:50 PM, n
package.
Can anyone suggest a more appropriate package to use for such a large
dataset?
David Winsemius, MD
West Hartford, CT
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of the same event, hence the time conditon.
Hope this clarifies the problem.
It clarifies it to the extent that it show how much more you will need
to further clarify.
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David Winsemius, MD
West Hartford, CT
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.
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David Winsemius, MD
West Hartford, CT
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and provide commented, minimal, self-contained
.
Those would be character values and, if you want to do calculations,
would obviously need to be coerced to numeric.
Thanks,
Doug
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On Oct 29, 2010, at 12:08 PM, David Winsemius wrote:
On Oct 29, 2010, at 11:37 AM, dpender wrote:
Apologies for being vague,
The structure of the output is as follows:
Still no code?
$ cluster1 : Named num [1:131] 3.05 2.71 3.26 2.91 2.88 3.11 3.21
-1 2.97
3.39 ...
..- attr
-contained, reproducible code.
David Winsemius, MD
West Hartford, CT
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and provide commented
On Oct 30, 2010, at 7:49 AM, dpender wrote:
David Winsemius wrote:
On Oct 29, 2010, at 12:08 PM, David Winsemius wrote:
On Oct 29, 2010, at 11:37 AM, dpender wrote:
Apologies for being vague,
The structure of the output is as follows:
Still no code?
I am using the Clusters
I am
missing) these results are concatenated in a string, and then
evaluated, a step which I do get.
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David Winsemius, MD
West Hartford, CT
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PLEASE do read
David Winsemius, MD
West Hartford, CT
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PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained
month:
max(diff(msales))
I get the numeric value displayed when I execute the above function,
but not the month. cumsum(msales) displays the results under each
month, but not max. How can I get both the month and value displayed?
diff(msales)[which.max(diff(msales))]
Mar
450
--
David
example applying split to the builtin
airquality dataframe.
The plyr package also provides functions on dataframes.
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David Winsemius, MD
West Hartford, CT
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PLEASE do read
http://finzi.psych.upenn.edu/R/Rhelp02/archive/76742.html
http://finzi.psych.upenn.edu/R/Rhelp02/archive/81237.html
http://finzi.psych.upenn.edu/R/Rhelp02/archive/82567.html
--
David Winsemius, MD
West Hartford, CT
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R-help@r-project.org mailing
the results creating a list of
plots.
--
DAvid.
Thanks,m
-Original Message-
From: David Winsemius [mailto:dwinsem...@comcast.net]
Sent: Saturday, October 30, 2010 8:24 PM
To: Matevž Pavlič
Cc: r-help@r-project.org
Subject: Re: [R] for loop
On Oct 30, 2010, at 2:07 PM, Matevž Pavlič
. It seems to create a solid and
dashed line in the legend when I use it.
?par # 1=solid (default), 2=dashed,
Many thanks in advance.
Cheba
David Winsemius, MD
West Hartford, CT
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