Displaying 20 results from an estimated 44 matches for "triplicated".
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2023 Oct 24
2
How to Calculate the Mean by Multiple Groups in R
Hello,
I have a data frame with different groups (Time, Target, Conc) and
each entry has a triplicate value of the measurements OD and ODnorm.
How can I merge the triplicates into a single mean value?
I tried the following:
```
df = data.frame(Time=rep(1, 9), Well=paste("A", 1:9, sep=""),
OD=c(666, 815, 815, 702, 739, 795, 657, 705, 663),
2007 Apr 13
6
Duplicate E-mail Problem
Hello all,
Definitely congrats on the 1.0.0 release!
Anyway, I'm having a problem, that may or may not be related to
Dovecot. Specifically, duplicate (and sometimes triplicate) emails are
appearing. These emails have exactly the same queue ID, so its not that
they were sent multiple times. These dup emails do not show up to me ever.
Postfix is being used as the SMTP, and it hands it
2023 Oct 24
2
How to Calculate the Mean by Multiple Groups in R
Hi,
I think you're misunderstanding which set of variables go on either
side of the formula.
Is this what you're looking for?
> aggregate(OD ~ Time + Target + Conc, data = df, FUN = "mean")
Time Target Conc OD
1 1 BACT 1 765.3333
2 1 BACT 2 745.3333
3 1 BACT 3 675.0000
> aggregate(ODnorm ~ Time + Target + Conc, data = df, FUN =
2005 Oct 01
8
Ajax.InPlaceEditor on Safari & Firefox
Hi,
I''ve downloaded the latest svn trunk and was glad to see that
Ajax.InPlaceEditor forms can now be correctly submitted on Safari as
well, with the server response being correctly displayed as well.
The problem is, however, that clicking again on the same element
(after sumbitting it first) will duplicate the submit form. The next
attempt will triplicate it etc, etc...
Could
2023 Oct 24
1
How to Calculate the Mean by Multiple Groups in R
Also,
> aggregate(cbind(OD, ODnorm) ~ Time + Target + Conc, data = df, FUN = "mean")
Time Target Conc OD ODnorm
1 1 BACT 1 765.3333 108.33333
2 1 BACT 2 745.3333 88.33333
3 1 BACT 3 675.0000 18.00000
(You might wish for "cbind(OD,ODnorm) ~ . - Well", but aggregate.formula is not smart enough for that.)
-pd
> On 24 Oct 2023, at
2008 Mar 13
2
A message, when moved by multiple clients with same account and same filters, can be duplicated by filters on destination imap folder.
I'm still collecting user feedback after moving from uw-imap to
dovecot development release 1.1.rc3.
What said in the subject seems the obvious result of an improper configuration.
Office emails are configured and accessed on multiple clients with the
same automatic filters, and sometimes the filtered emails get
duplicated on the destination folder.
The fact is that this was perfectly
2009 Sep 06
3
linear mixed model question
Hello,
I wanted to fit a linear mixed model to a data that is similar in
terms of design to the 'Machines' data in 'nlme' package except that
each worker (with triplicates) only operates one machine. I created a
subset of observations from 'Machines' data such that it looks the
same as the data I wanted to fit the model with (see code below).
I fitted a model in
2006 Oct 11
0
Question regarding analysis of normalised data
Dear all,
I want to see if the treatment of an animal with a specific compound has an
effect on the expression of certain genes. Though my question is based in
biology, it really is all about how to deal with the standard deviation in
normalised data.
I have three groups of animals; untreated, treated with placebo, and treated
with a single concentration of the compound in question.
Gene
2006 Oct 24
1
Index corruption causes child process to die
My recent migration from Courier-IMAP to Dovecot has been marred by
these errors:
Oct 24 12:12:40 server dovecot: IMAP(juha): Fixed index file
~user/Maildir/.Geekzone/dovecot.index: first_recent_uid_lowwater 431
-> 430
Oct 24 12:12:40 server dovecot: IMAP(juha): Corrupted index file
~user/Maildir/.Geekzone/dovecot.index: Duplicate header extension
keywords
Oct 24 12:12:40 server dovecot: child
2000 Aug 10
2
help with matrix creation
hi R-help!
I would like to know a simple and easy way (if posible) to do the following
data manipulation. I have a matrix of experimental data (with replicae in time)
>experiment<-data.frame(times=c(0,0,10,10,20,20,30,30),expval=c(1,1,2,2,3,3,4,4))
> experiment
times expval
1 0 1
2 0 1
3 10 2
4 10 2
5 20 3
6 20 3
7 30 4
8
2003 Dec 15
1
multiple ldap servers in bdc/pdc environment
Hi all,
I'm setting up a number of samba DC's across several branch offices
using the Samba 3.0.0 release's native LDAP support. I'd like to build
some redundancy into my setup, such as having slave LDAP servers in case
the master is down/unavailable. However, when I have multiple ldapsam
entries in my smb.conf I get duplicate or triplicate users listed when
performing a
2011 Jun 10
1
Help with Median test and Coxon-Mann-Whittney test
Hi All,
I have the following dataset (triplicates values of 5 independent
measurements and duplicate vaues of a control):
1 2 3 4 5 C
181.8 58.2 288.9 273.2 290.9 53.9
120.3 116.8 108.9 281.3 446 39.6
86.1 148.5 52.9 126 150.3
My aim was to find if mean values of Samples 1 - 5 are
2007 Apr 27
2
Scrubbing a zpool built on LUNs
I''m building a system with two Apple RAIDs attached. I have hardware RAID5 configured so no RAIDZ or RAIDZ2, just a basic zpool pointing at the four LUNs representing the four RAID controllers. For on-going maintenance, will a zpool scrub be of any benefit? From what I''ve read with this layer of abstration ZFS is only maintaining the metadata and not the actual data on the
2009 Feb 11
1
Looping over a matrix passed to .C
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1
I've written a function in R which takes a symmetrical matrix as input and
processes all triplicate combinations of values from the matrix. The function
looks something like:
my_fun <- function(m) {
if( nrow(mat) != ncol(mat) ) {
stop("'m' must be a square matrix")
}
size <- nrow(m)
for(x in 1:(size -2)) {
2012 Oct 17
1
Do *not* pass '...' to NextMethod() - it'll do it for you; missing documentation, a bug or just me?
Hi,
although I've done S3 dispatching for more than a decade now, I think
I managed to overlook/avoid the following pitfall when using
NextMethod():
If you explicitly pass argument '...' to NextMethod(), you will
effectively pass those argument twice to the "next" method!
EXAMPLE:
foo0 <- function(...) UseMethod("foo0");
foo1 <- function(...)
2012 Jun 08
5
Best way to duplicate a live Centos 5 server?
I've got a CentOS 5 server that I want to migrate over into a
virtualized instance.
The problem is I need to minimize downtime so was trying to figure out
a way to "live" clone the original.
Initially, I thought I could do this via exporting an iSCSI target
from the virtual host, create a MD raid 1 array on the C5 server, wait
for it to sync, then shutdown the physical server and
2000 Aug 10
0
help with matrix creation (merging data frames)
> Date: Thu, 10 Aug 2000 15:33:39 -0700
> From: Jesus Maria Frias Celayeta <iosu at bureau.ucc.ie>
>
> hi R-help!
>
> I would like to know a simple and easy way (if posible) to do the
following
> data manipulation. I have a matrix of experimental data (with replicae in
time)
actually, they seem to be data frames.
>
>
2011 Sep 12
0
PerMANOVA of community data
Hi!
How can I make a PerMANOVA in R comparing treatments in a matrix that looks
something like this:
Treatment 1 Treatment 2 Treatment 3
Species 1 0.6
0.2 0
Species 2 0
0.7 0.3
Species 3 0
0.5 0
I have 16 different species and 12 treatments
The
2005 Jun 03
0
Triple /proc/net/stat/ip_conntrack files
[root at tcs stat]# uname -a
Linux tcs 2.6.9-5.0.5.ELsmp #1 SMP Wed Apr 20 00:16:40 BST 2005 i686
i686 i386 GNU/Linux
[root at tcs stat]# pwd
/proc/net/stat
[root at tcs stat]# ls -al
total 0
dr-xr-xr-x 2 root root 0 Jun 3 18:51 .
dr-xr-xr-x 5 root root 0 May 31 23:12 ..
-r--r--r-- 1 root root 0 Jun 3 18:51 arp_cache
-r--r--r-- 1 root root 0 Jun 3 18:51 ip_conntrack
-r--r--r-- 1 root root
2007 Mar 03
1
DOS apps
Regarding WINE support for DOS apps:
Is there some fundamental reason why WINE could not be made to support
old DOS apps (like Warcraft), or is it just a matter of missing
libraries and such?
In other words, is there a reason why DosBox, etc. are full hardware
emulators, or why full DOS library support in WINE still wouldn't be
enough?
Thanks,
--
Joel Parker