Displaying 20 results from an estimated 100 matches similar to: "Generating QFs from same sample"
2013 Oct 15
1
plotting a marginal distribution on the plane behind a persp() plot
R'istas:
I am trying to plot a marginal distribution on the plane behind a persp() plot. My existing code is:
library(MASS)
X <- mvrnorm(1000,mu=c(0,0),Sigma=matrix(c(1,0,0,1),2))
X.kde <- kde2d(X[,1],X[,2],n=25) # X.kde is list: $x 1*n, $y 1*n, $z n*n
persp(X.kde,phi=30,theta=60,xlab="x_b",ylab="x_a",zlab="f") ->res
Any suggestions are very
2005 Apr 01
1
optim problem, nls regression
Hi,
I try to fit a non linear regression by minimising the sum of the sum of
squares.
The model is number[2]-(x/number[1])^number[3]
Number [2] and number [1] change as the data changes but for all the set of
data number[3] must be identical.
I have 3 set of data (x1,y1), (x2,y2), (x3,y3).
x_a<-c(0,0.5,1,1.5,2,3,4,6)
y_a<-c(5.4,5,4.84,4.3,4,2,1.56,1.3)
2010 Jul 04
1
arr.ind argument to which.min and which.max
Is there a reason that 'which.min' and
'which.max' don't have an 'arr.ind'
argument?
The context in which I wanted that was
a grid search optimization, which seems
like it would be reasonably common to me.
--
Patrick Burns
pburns at pburns.seanet.com
http://www.burns-stat.com
(home of 'Some hints for the R beginner'
and 'The R Inferno')
2010 Oct 31
1
Questions about Probit Analysis
Dear All,
I have some questions about probit regressions.
I saw a nice introduction at
http://bit.ly/bU9xL5
and I mainly have two questions.
(1) The first is almost about data manipulation. Consider the following
snippet
##################################################
mydata <- read.csv(url("http://www.ats.ucla.edu/stat/r/dae/binary.csv"))
names(mydata) <-
2005 Apr 08
0
TR: The results of your email commands
Hi,
I try to minimize the sum of the sum of sce. The following program has
been
created but it only takes in consideration the last kinetic and not the
first ones. I think that I have forget a subscrib but I don't know
where. so
if you can help me, it will be great....
I have try an other program where y and x are directly calculate in sce
function but the time of
2004 Nov 10
4
pix in MS Office
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2004 Oct 01
2
Wine and microphone
I've been trying to get Skype to run under wine, and although the speaker works great, the microphone doesn't appear to work. Microphone works great from linux. Anyone have thoughts on how to get wine to recognize my microphone?
Running SuSE 9.0, wine-20040813-SuSELinux90.i586.rpm.
PatC
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2008 May 19
1
using zlib in a package: problems in windows
Dear All,
I am having trouble getting an R package to build and install
correctly under Windows. In this package, which builds and checks OK
under Linux, I use zlib (among other functions, gzprintf).
As mentioned by Prof. Ripley a while back, the file "CHANGES" under
src/gnuwin32 says explains that to, to use zlib, one has to set
$(ZLIB_LIBS) in PKG_LIBS. I have a Makefile.win with
2010 Dec 15
2
Can the by() function return a single column?
I would like to de-mean the 'vector' column of the following dataframe by
factor:
set.seed(5444)
vector <- rnorm(1:10)
factor <- rep(1:2,5)
test.df <- data.frame(factor, vector)
which is:
factor vector
1 1 -0.4963935
2 2 -2.0768182
3 1 -1.5822224
4 2 0.8025474
5 1 0.3504199
6 2 0.2358464
7 1 -0.3989443
8 2 -0.3692544
9
2006 Nov 04
1
Message could not be delivered
The message was not delivered due to the following reason(s):
Your message could not be delivered because the destination server was
not reachable within the allowed queue period. The amount of time
a message is queued before it is returned depends on local configura-
tion parameters.
Most likely there is a network problem that prevented delivery, but
it is also possible that the computer is
2007 Dec 21
2
Open Sourced Ruby on Rails 2.0 Book (german)
Hi,
rubyonrails.de published an open sourced Ruby on Rails 2.0 book.
It''s currently only in german, but we hope that it will also be
translated into english.
If someone is able and have time to do this: send me an email
The first edition covers the installation, configuration and a
HelloWorld example.
The second chapter will follow soon. We currently updating it to Rails
2.0.
Details
2003 Apr 14
2
[Bug 76] Bitmask problems in include/netfilter_ipv4/lockhelp.h
https://bugzilla.netfilter.org/cgi-bin/bugzilla/show_bug.cgi?id=76
laforge@netfilter.org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution| |INVALID
------- Additional Comments From
1998 Jun 12
1
Problems with Delphi 3 on SAMBA
Hi,
We have a Sun running SAMBA and have a problem with a share which contains
Delphi 3 source code. Compilations on large projects fail, with the .EXE
file stopping generation at ~2Mb, although compilations of the same code on
an NT drive are fine.
Delphi 1 seems to work fine on the SAMBA drive, creating files of >3.5Mb, so
it does not seem to be a file size problem either.
Can anyone shed
2007 Aug 15
2
need help on writing a plugin
Hey all,
I''ve just "script/generate plugin my_plugin" and I would like to
"overload" one of my view. Say I have app/views/sessions/new.html.erb
and I would like to rewrite that file without touching it using the
plugin. Any idea how to do this? I would also like to do the same
thing with models and controllers of my application. I couldn''t find a
tutorial
2017 Aug 10
4
NT_STATUS_INTERNAL_ERROR
Hello, a short history, I am using samba 4 with Debian 9 from the repository, 2 days ago the server was broken, but I was copy all the /var/lib/samba directory to a safe place, then I was installed a new server with the same Debian and samba from repository, and stopped smbd, nmbd and winbind, unmask samba-ad-dc and finally copied all the directory from the old server to the new server and started
2008 Jan 26
1
Project Proposal: SAM-QFS
In the last 4 years of using SAM-FS/QFS I have fallen in love with this product. I have tried earlier to ask Sun to incorporate features into this product but in vain.
Do you think the following is worth exploring and in-corporating:
1. Unlike ZFS SAM-FS/QFS File system need "compression" feature turned on with ''setfa''. I understand that''s a whole lot of
2005 Feb 07
1
Problems encountered/fixed making CrossCompileBuild
Dear All:
I encountered and apparently overcame problems following Yan
and Rossini?s procedure for "Building Microsoft Windows
Versions of R and R packages under Intel Linux"
(http://cran.r-project.org/doc/contrib/cross-build.pdf): I
have successfully cross-compiled R packages for Windows on a
FreeBSD 4.10 i386 system.
My revisions to Makefile-rcb (http://cran.r-
2011 Nov 30
2
GPU pass through support for GTX 480/590
Hi All,
My graphics is slow on HVM guest so To make it fast I want to use GPU pass
through
but in xen source i did not find support for that (device ID for graphics
card GTX 480/590)
I have bellow configuration
1->Intel VT support board
2->xen 4.0
3->GTX 480/590
I have the following query
1->with open source xen 4.0, Can I use GPU pass-through for GTX 480/590 or
I need to apply
1997 Dec 04
11
/etc/passwd - Domain Controller Synchronization
Hello,
I don't know much about Samba so forgive me if this is a stupid question.
I'm currently working on a project for a client that relies on Unix machines
for their main applications. Access to Unix applications is done through
terminal emulation (vt 100) on Windows PCs.
We are implementing a Windows NT network for file an print sharing and to
support SMS. One of the goals of the