Displaying 20 results from an estimated 1100 matches similar to: "Formula for Xi"
2018 May 31
2
How to alpha entire plot?
I have two chromatograms I want plotted on the same axes.
I would like the plots to be transparent, so the first chart is
not obscured.
I have tried adjustcolor(..., alpha.f=0.3), the problem is that
my chromatogram is so dense with datapoints that they
overlap and the entire graph just ends up a solid color. The
second histogram still obscures the first.
Consider this example:
col1 <-
2018 Jun 01
0
How to alpha entire plot?
Interesting problem.
I would discretize the x-values and interleave them. Lines from one dataset still overlap, so you see high- density and low-density regions, but lines from the other dataset are drawn into the interval. Like so:
interleave <- function(x, MIN, MAX, N, nChannel = 2, channel) {
isp <- seq(MIN, MAX, length.out = N + 1) # interleave support points
offset <-
2009 May 16
1
maxLik pakage
Hi all;
I recently have been used 'maxLik' function for maximizing G2StNV178 function with gradient function gradlik; for receiving this goal, I write the following program; but I have been seen an error in calling gradient function;
The maxLik function can't enter gradlik function (definition of gradient function); I guess my mistake is in line ******** ,that the vector ‘h’ is
2009 Feb 17
2
Chromatogram deconvolution and peak matching
Hi,
I'm trying to match peaks between chromatographic runs.
I'm able to match peaks when they are chromatographed with the same method,
but not when there are different methods are used and spectra comes in to
play.
While searching I found the ALS package which should be usefull for my
application, but I couldn't figure it out.
I made some dummy chroms with R, which mimic my actual
2009 Dec 31
3
XML and RCurl: problem with encoding (htmlTreeParse)
Hi,
I'm trying to get data from web page and modify it in R. I have a
problem with encoding. I'm not able to get
encoding right in htmlTreeParse command. See below
> library(RCurl)
> library(XML)
>
> site <- getURL("http://www.aarresaari.net/jobboard/jobs.html")
> txt <- readLines(tc <- textConnection(site)); close(tc)
> txt <- htmlTreeParse(txt,
2012 Jan 05
0
ssanova/ ssanova0 and adding the fitted line to a plot.
Hi everyone,
I use this code to add the fitted line to a plot, however, I think I cannot
access the fitted equation. How my I find the equation in the object ksi?
thanks alot.
library (gss)
####generate (simple linear) x and y
x= 2* (1:40)
y= x-1
plot (x,y)
## fit and draw
ksi = ssanova0 (x~y, method= "m")
lines( ksi$qwk, col = "red")
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2011 Jul 20
0
np package, KleinSpady estimator, error when I estimate the bootstrapped standard errors
Dear all,
I am using np package in order to estimate a model with Klein and Spady
estimator. To estimate the model I use
KS <- npindexbw (xdat=X, ydat=Y, bandwidth.compute=TRUE,
method="kleinspady", optim.maxit=10^3, ckertype="epanechnikov", ckerorder=2)
and to estimate beta hats standard errors I use
KSi <- npindex(KS, gradients=T, boot.num=300)
vcov(KSi)
This is
2008 Apr 01
2
Wrong UIDs returned from mailbox_transaction_commit_get_uids()
Hi,
Wrong UIDs are returned from mailbox_transaction_commit_get_uids() in dovecot-1.1.rc3.
The problem is in:
int mailbox_transaction_commit(struct mailbox_transaction_context **t)
{
uint32_t tmp;
return mailbox_transaction_commit_get_uids(t, &tmp, &tmp, &tmp);
}
It should be:
int mailbox_transaction_commit(struct mailbox_transaction_context **t)
{
uint32_t tmp1,
2008 Apr 04
2
Leave mail on server leads to dup messages
Hi. I'm a dovecot newbie. I've set my pop client to leave messages on the server for 7 days. I'm downloading the same messages over and over as dovecot appears to be overwriting X-UID's in the mbox's. I can't think of any other program on the system that might write to the mbox other than postfix (and that program doesn't appear to be writing X-UID). My setup has one
2008 Apr 05
2
IAX IP Phone
Hi All;
Till now I am not able to find a good IAX IP Phone or
Gateway that can be used with good quality.
Anyone can advise for good one?
Regards
Bilal
____________________________________________________________________________________
You rock. That's why Blockbuster's offering you one month of Blockbuster Total Access, No Cost.
2011 Jul 18
0
np package, estimating the standard errors of Klein and Spady's estimator
Dear all,
I would like to estimate the standard errors of Klein and Spady's estimator
for that I am using:
library(np)
N<-100
X<-matrix(c(rnorm(N,1,1), rnorm(N,0,1)), ncol=2)
BETA <-matrix(1,2,1)
Z<-X%*%BETA
L<-rlogis(N,location=0, scale=1)
Y <-as.vector(X%*%BETA+L>=0)*1
KS <- npindexbw (xdat=X, ydat=Y, bandwidth.compute=TRUE,
method="kleinspady",
2008 Apr 02
0
misdn config warnings in Asterisk 1.4.18.1
I would like to know if the following misdn warnings
are relevant.
Currently, I don't need echotraining.
However, I took a quick look at the * source code and
l1watcher_timeout seems to be defined (echotraining
was not found). Currently I'm setting
l1watcher_timeout to 0 which is default (so I suppose
that this warning won't affect me).
Any comments on this?
*CLI> misdn reload
2008 Apr 02
1
show uptime and last reload
Hi,
I just upgraded from 1.2 to 1.4.
In 1.2, when I did a "show uptime" I used to see a
second line telling me the time since the last reload.
Has this been removed in 1.4?
The following is the output of my two test boxes:
Connected to Asterisk 1.4.18.1 currently running on
voip2 (pid = 10605)
Verbosity is at least 3
voip2*CLI> show uptime
System uptime: 15 hours, 55 seconds
2008 Apr 03
0
transfer the call from zap/1 to zap/2 (FXS)
Hi All;
Can I do transfer for the call from zap/1 to zap/2
(both are fxs)? All what I need is to add the t
argument for the Dail function?
And how can I transfer to be in that senario: zap/1
dial a code to transfer for zap/2, once zap/2
answered, then he can talk with zap/1 (where the third
party will not hear what they are talking), then if
zap/1 hanged up the handset, the call will be between
2008 Apr 04
0
Communication between two asterisk servers on two different subnets
Hi
I have two users on one asterisk server
A(192.168.1.100)
while the other two users are registered with asterisk
server B(192.168.2.50) and i have configured a PC to
act as a router between two subnets(Ping and other
applications are working). How i should configure
those two asterisk servers so that the users from
different subnets can communicate with each other
thanks in advance for your
2008 Apr 15
0
Domain Member using winbind and local Unix accounts
Greetings,
I'd like to set up samba to use group and user credentials from our windows domain in mixed mode. I want to be able to give windows users rights to samba file shares without having to set them up with a Unix account locally. If a user does have a local Unix account I'd like to be able to use the local account for permissions.
Is this possible with winbind?
I've set up
2008 Apr 02
0
new member introduction and informal weblink exchange entertanment
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2008 Apr 09
1
chi-square test
Hi R-users,
I would like to find the goodness of fit using Chi-suare test for my data below:
xobs=observed data, xtwe=predicted data using tweedie, xgam=predicted data using gamma
> xobs <- c(223,46,12,5,7,17)
> xtwe <- c(217.33,39,14,18.33,6.67,14.67)
> xgam <- c(224.67,37.33,12.33,15.33,5.33,15)
> chisq.test(xobs, xtwe = xtwe, rescale.p = TRUE)
Error in chisq.test(xobs,
2008 Apr 08
3
Username case mangling -- Linux username is mixed-case, Samba returns lower-case
I have a problem that I first observed when I upgraded from
3.0.24 to 3.0.28 and is, I believe, related to the introduction
of the "printjob username" configuration parameter.
I print via CUPS and the Cups-PDF driver wants to know the
Linux username (so it can put the PDF in the proper location).
The problem is that "printjob username = %U" results in
a lowercase username
2011 Aug 08
1
msProcess, creating msSet file(s)
I have 120 MS chromatograms containing two columns'Time' and 'Peak height'.
how do in create a msSet file which is required by all the functions of
'msProcess' to process these files.
I would appreciate help very much.
Thanks
Sharad
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