Displaying 20 results from an estimated 1000 matches similar to: "translation of the matlab PPVAL function"
2007 Jul 17
3
logical operators priority
Dear R-users,
I haven?t found rules for logical operators. I need to select data according
the following rule:
Condition A & (Condition B | Condition C) How should I write it?? Is
Condition A & Condition B | Condition C correct or will R execute (Condition
A & Condition B) | Condition C ?
Thanks for your help.
Delphine Fontaine
Delphine Fontaine
Statistician
Statistics
2008 Jan 08
2
problem when extacting columns of a data frame in a new data frame
Dear R-users,
I would like to create a new data frame composed of 2 columns of another
data frame. But it does not give me what I want...
> casesCNST[1:10,]
case X1 X2 X3 X4 expected
1 A1 0 0 0 0 E
2 A2 0 0 0 1 C
3 A3 0 0 0 2 C
4 A4 0 0 0 3 C
5 A5 0 0 0 4 C
6 A6 0 0 1 0 C
7 A7 0 0 1 1 C
8
2008 Sep 18
2
Writing greek letters and subscripts in graph
Dear R-users,
I would like to write Greek letters followed by subscripts in a graph (on the X-axis and in a legend). I would appreciate any help.
thank you,
delphine courvoisier
************************************
Delphine Courvoisier
Clinical Epidemiology Division
University of Geneva Hospital
+4122 37 29029
2006 May 12
4
Title of page with multiple plots
I want to place four plots on a page, and I would like to have all four
plots share a common title. I have tried the following code, but the
title is centered over the fourth graph and not centered across all four
plots. Does anyone have any suggestions?
R 2.1.1
windows xp
oldpar<-par(mfcol =c(1,4),ask=TRUE)
plot(p,varp)
plot(p,SEp)
plot(p,CVp)
plot(p,ppval)
title(paste("P and 95%CI
2008 Jan 02
1
extracting pvalue from ANOVA with repeated measures
I made an ANOVA with repeated mesures
(aov(Mesure~Distance*Genre*Correct+Error(Sujet/(Distance*Genre*Correct)),
data)) and I would like to extract the pvalues.
The output is:
-----------------------------------------------------------
Error: Sujet
Df Sum Sq Mean Sq F value Pr(>F)
Residuals 21 97.082 4.623
Error: Sujet:Distance
Df Sum Sq Mean Sq F value Pr(>F)
Distance
2007 Sep 17
1
longtable and Sweave
Dear Sweave-users,
I want to print listing using sweave. Because my tables are very big, I use
the longtable option. But, is it possible to recall the first line of the
table (e.g the colnames line) on each new page ?
Thanks for your help.
Delphine
2007 Mar 09
6
R and clinical studies
Does anyone know if for clinical studies the FDA would accept
statistical analyses performed with R ?
Delphine Fontaine
2008 Nov 11
1
simulate data with binary outcome and correlated predictors
Hi,
I would like to simulate data with a binary outcome and a set of predictors that are correlated. I want to be able to fix the number of event (Y=1) vs. non-event (Y=0). Thus, I fix this and then simulate the predictors. I have 2 questions:
1. When the predictors are continuous, I can use mvrnorm(). However, if I have continuous, ordinal and binary predictors, I'm not sure how to simulate
2008 May 13
4
3D accelerator
Hi!
I've a problem with a game, which don't want to start... I received this error
Code:
daniele at daniele-laptop:~$ wine .wine/drive_c/Programmi/Delphine\ Software/Darkstone/Darkstone.exe
fixme:d3d:IWineD3DImpl_FillGLCaps OpenGL implementation supports 32 vertex samplers and 32 total samplers
fixme:d3d:IWineD3DImpl_FillGLCaps Expected vertex samplers + MAX_TEXTURES(=8) >
2005 Feb 16
1
problem with da.mix
Hello,
We use the mix package and we have a problem with the DA function. We aren't
sure, but it's maybbe a memory problem.
We have done:
> Ent<--read.table("C:/.../File.txt")
> attach(Ent)
> Ent
V1 V2 V3 V4 ... V16 V17
1 1 1 2 6 18 18
2 1 1 1 NA 14 17
3 1 1 2 1 16 14
....
199 2 1 NA 7 19 18
200
2007 Nov 03
2
R validation
Dear R-Users,
A message to continue the discussions we had in March and June. I have
read the documents written since then
(http://www.r-project.org/doc/R-FDA.pdf ;
http://user2007.org/program/presentations/harrell.pdf ;
http://user2007.org/program/presentations/rossini.pdf ;
http://user2007.org/program/presentations/soukup.pdf) which are very
interesting and useful.
I work in a CRO and we
2008 Mar 04
5
[Bug 14821] New: nv11 does not work with Randr1.2 enabled
http://bugs.freedesktop.org/show_bug.cgi?id=14821
Summary: nv11 does not work with Randr1.2 enabled
Product: xorg
Version: unspecified
Platform: Other
OS/Version: All
Status: NEW
Severity: normal
Priority: medium
Component: Driver/nouveau
AssignedTo: nouveau at lists.freedesktop.org
2004 May 04
3
samba 3.0.2a & Win2003 AD controler
Hello samba experts !
I have a big problem with my samba 3.0.2a on debian. I use winbindd, which
seems to work (getent passwd/group and wbinfo -u works), and the net ads
join worked too, but the authentication with the AD controler, hosted on
Win2003 Server, fails.
Sample of the level 3 log file :
...
[2004/05/04 08:47:20, 3] smbd/process.c:switch_message(685)
switch message SMBsesssetupX
2006 Jun 14
6
find and LIKE ''xxx%'' clause
Hi there !
I try to figure out how to do something like this in Rails :
SELECT * FROM my_table WHERE name LIKE ''GOGONAM%''
My problem is the % and the quotes.
>From now, I do like this :
searched_name = params[:name]+''%''
user = MyTable.find(:all, :conditions => ["name LIKE ?", searched_name])
But is there a more gracefull way to do a LIKE
2008 Mar 04
9
[Bug 14820] New: Double mouse cursor on nv4
http://bugs.freedesktop.org/show_bug.cgi?id=14820
Summary: Double mouse cursor on nv4
Product: xorg
Version: unspecified
Platform: Other
OS/Version: All
Status: NEW
Severity: normal
Priority: medium
Component: Driver/nouveau
AssignedTo: nouveau at lists.freedesktop.org
ReportedBy: marchesin
2008 Mar 04
2
[Bug 14823] New: nv10 hardware cursor corruption with randr1.2
http://bugs.freedesktop.org/show_bug.cgi?id=14823
Summary: nv10 hardware cursor corruption with randr1.2
Product: xorg
Version: unspecified
Platform: Other
OS/Version: All
Status: NEW
Severity: normal
Priority: medium
Component: Driver/nouveau
AssignedTo: nouveau at lists.freedesktop.org
2008 Mar 05
2
[Bug 14824] New: nv20 says unknown DCB entry with randr1.2
http://bugs.freedesktop.org/show_bug.cgi?id=14824
Summary: nv20 says unknown DCB entry with randr1.2
Product: xorg
Version: unspecified
Platform: Other
OS/Version: All
Status: NEW
Severity: normal
Priority: medium
Component: Driver/nouveau
AssignedTo: nouveau at lists.freedesktop.org
2008 Jul 17
7
[Bug 16765] New: white rectangles instead of fonts and bitmaps lost when switching to virtual console and back
http://bugs.freedesktop.org/show_bug.cgi?id=16765
Summary: white rectangles instead of fonts and bitmaps lost when
switching to virtual console and back
Product: xorg
Version: unspecified
Platform: Other
OS/Version: All
Status: NEW
Severity: normal
Priority: medium
Component:
2007 May 15
2
sobre tutorial
Estimado, te agradeceria me envies el tutorial en espaniol para R. Estoy
dando mis primeros pasos con esta aplicacion.
Desde ya muchas gracias
Danilo Ceschin Ph.D
IGBMC
1 rue Laurent Fries
67404 ILLKIRCH CEDEX - FRANCE
tel 33 3 88 65 3457
email danilo at titus.u-strasbg.fr
2007 Oct 07
11
geforce 4 mx + 2.6.22 problem
Hello
i have an Imac g4 flat panel 1ghz with geforce 4mx , ubuntu gutsy and a 2.6.22 kernel .
I have tried nouveau, but i have some problem. I post also my log ...
thx
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