Displaying 20 results from an estimated 329 matches for "gerrits".
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2018 Mar 28
1
Re: Change in ovirt-imageio[master]: Document the random I/O APIs
Hi Richard,
We've added zero and flush functionality to imageio-daemon.
You can download and test the latest build (for el7/fc) from:
-
http://jenkins.ovirt.org/job/ovirt-imageio_master_build-artifacts-el7-x86_64/200/artifact/exported-artifacts/
-
http://jenkins.ovirt.org/job/ovirt-imageio_master_build-artifacts-fc27-x86_64/53/artifact/exported-artifacts/
-
2018 Apr 18
0
Problem with regression line
Hi, Anne,
assign Age and Bloodpressure in the correct order
to the axes in your call to plot as in:
plot(y = Age, x = BloodPressure)
abline(SimpleLinearReg1)
Hth -- Gerrit
---------------------------------------------------------------------
Dr. Gerrit Eichner Mathematical Institute, Room 212
gerrit.eichner at math.uni-giessen.de Justus-Liebig-University Giessen
Tel:
2018 Apr 18
3
Problem with regression line
Hello,
I am trying to graph a regression line using the followings:
Age <- c(39, 47, 45, 47, 65, 46, 67, 42, 67, 56, 64, 56, 59, 34, 42, 48, 45,
17, 20, 19, 36, 50, 39, 21, 44, 53, 63, 29, 25, 69)
BloodPressure <- c(144, 220, 138, 145, 162, 142, 170, 124, 158, 154, 162,
150, 140, 110, 128, 130, 135, 114, 116, 124, 136, 142, 120, 120, 160, 158,
144, 130, 125, 175)
SimpleLinearReg1=lm(Age ~
2013 Jul 09
1
Puppet code review - suggestions and options
We are looking to implement a code review system that will require a review
of the code before it gets to production servers. I have been looking into
many different options, and would love some feedback and experiences from
other users.
Our puppet is in a git repo. We have 3 primary environments with a branch
of puppet for each of them. All of our puppet info is in the git repo
2018 Jan 17
0
effects & lme4: error since original data frame notfoundWASeffects: error when original data frame is missing
Dear Gerrit,
This issue is discussed in a vignette in the car package (both for functions in the car and effects packages): vignette("embedding", package="car") . The solution suggested there is the essentially the one that you used.
I hope this helps,
John
-----------------------------
John Fox, Professor Emeritus
McMaster University
Hamilton, Ontario, Canada
Web:
2010 Nov 04
5
Logical vectors
Hi folks,
Pls help me to understand follow;
An Introduction to R
2.4 Logical vectors
http://cran.r-project.org/doc/manuals/R-intro.html#R-and-statistics
1)
> x
[1] 1 2 3 4 5
> temp <- x != 1
> temp
[1] FALSE TRUE TRUE TRUE TRUE
>
2)
> x
[1] 1 2 3 4 5
> temp <- x > 1
> temp
[1] FALSE TRUE TRUE TRUE TRUE
Why NOT
> temp
[1] TRUE FALSE FALSE FALSE
2010 Nov 04
5
Logical vectors
Hi folks,
Pls help me to understand follow;
An Introduction to R
2.4 Logical vectors
http://cran.r-project.org/doc/manuals/R-intro.html#R-and-statistics
1)
> x
[1] 1 2 3 4 5
> temp <- x != 1
> temp
[1] FALSE TRUE TRUE TRUE TRUE
>
2)
> x
[1] 1 2 3 4 5
> temp <- x > 1
> temp
[1] FALSE TRUE TRUE TRUE TRUE
Why NOT
> temp
[1] TRUE FALSE FALSE FALSE
2018 Jan 17
0
effects & lme4: error since original data frame not found WASeffects: error when original data frame is missing
Hi, again,
I have to modify my query since my first (too simple)
example doesn't reflect my actual problem. Second try:
When asking Effect() inside a function to compute an effect
of an lmer-fit which uses a data frame local to the body of
the function, as in the following example (simplifying my
actual application), I get the "Error in is.data.frame(data) :
object 'X' not
2017 Sep 29
3
Gerrit usage?
I'm trying to figure out how to commit some code for review. Following:
https://wiki.asterisk.org/wiki/display/AST/Gerrit+Usage
Created a ssh alias.
Cloned using: "git clone ssh://asterisk/asterisk"
Set name and email.
Installed the gerrit commit hook: "git review -s"
Try to change to asterisk 13 for creating a patch: "git checkout 13"
This fails with:
error:
2009 Aug 27
2
Comparing and adding two data series
Dear R helpers
I have two series A and B as given below -
A <- c(2, 2, 1, 3, 7, 3, 3, 1, 14, 7, 31)
B <- c(0.0728,0.9538,4.0140,0.0020,2.5593,0.1620,2.513,0.3798, .0033,0.2282, 0.1614)
I need to calculate the total in dataset B corresponding to the numbers in dataset A i.e. for no 1 in A, I need the total as 4.0140+0.3798 (as 1 is repeated twice)
for no 2, I need the total as
2010 Dec 14
3
Question about cut()
Dear all,
I would like to use cut() to make numerics to factors, the sample codes are as follows. However, the result is not what I want, since r[3] =?9 should be in the interval of "8-10%" rather than "2-4%". Maybe cut() is not the right function to use for my situation. Please help. > r <- c(1,1,9,1,1,1)
> col_no <-
2024 Dec 04
3
Undocumented behaviour of diag when replacing the diagonal of a matrix?
Dear list,
is anyone aware of the following behavious of diag when used to replace
diagonals (plural!) of a matrix?
Small example: The following is documented and clearly to be expected:
A <- matrix(0, nrow = 5, ncol = 5)
diag(A) <- 1; A
BUT, what about the following? When executing the code of `diag<-` line
by line, it throws errors. So why does it work?
diag(A[-1, ]) <- 2; A
2018 Jan 09
1
barplot_add=TRUE
Dear Gerrit
Thanks a lot. "rbind" seems to be the right function. Unfortunately there is a shift in the x-axis (see pdf). There are 52 trapcatch values each, m and w, but m$trapcatch and w$trapcatch are shifted up to x-value 60.
The follow-up lines for temp and humidity are fine.
Thanks
Sibylle
setwd("~/Desktop/DatenLogger2017") # am Mac sks
trap =
2018 Jan 17
4
effects: error when original data frame is missing
Hello, everyody,
when asking, e.g., Effect() to compute the effects of a fitted,
e.g., linear model after having deleted the data frame from the
workspace for which the model was obtained an error is reported:
> myair <- airquality
> fm <- lm(Ozone ~ Temp, data = myair)
> rm(myair)
> Effect("Temp", fm)
Error in eval(model$call$data, envir) : object 'myair'
2005 Mar 22
2
lattice xyplot() postscript (?) problem in R 2.0.0
Dear all,
I work with R Version 2.0.0 on
Machine hardware: sun4u
OS version: 5.9
Processor type: sparc
Hardware: SUNW,Sun-Blade-1000
and I have a very simple data frame (called OR) with the following
variables:
> sapply( OR, class)
X ci FTyp
"factor" "numeric" "factor"
(In OR$ci there are some Inf-values. OR's
2012 Jun 27
4
formula version of sunflowerplot() fails when axis label specified
Hello, R-help,
does anybody have already a work-around for the problem that the formula
version of sunflowerplot() throws an error when provided with a value for
xlab (or ylab) different from NULL:
> sunflowerplot( Sepal.Length ~ Sepal.Width, data = iris, xlab = "A")
Error in model.frame.default(formula = Sepal.Length ~ Sepal.Width, data = iris, :
variable lengths differ
2016 Mar 31
4
PJProject Bundled Update
As you know, the ability to use a bundled version of pjproject was
introduced with Asterisk 13.8.0.
More info on the Asterisk Wiki
<https://wiki.asterisk.org/wiki/display/AST/Building+and+Installing+pjproject#BuildingandInstallingpjproject-bundled>
and
in this email thread
<http://lists.digium.com/pipermail/asterisk-users/2016-March/288685.html>.
Since then I've fixed a few
2012 Mar 27
2
Supperscript, subscript and double lines in the main/sub title and using greek letters
Dear R-help,
I am trying to express myself as best as I can here. If you also use Latex
to edit math reports or other languages with similar editing method,
you'll see what I'm talking about. My sincere appologies if my question is
not clear enough to some extend, as also I'm not able to provide my code
here because I don`t know which one I can use...
When editing the title in R
2010 Dec 07
3
understanding output of tapply/by cumsum
Dear R-users,
I have a dataset with categories and numbers.
I would like to compute and add cumulative numbers
to the dataset.
I do not understand the structure of by(...) or
tapply(...) output enough to handle it.
Here a small example
--------------
d<-expand.grid(a=1:5,b=1:3,c=1:2)
d$n = 10 * d$a + d$b +0.1* d$c
Sn<-by(d$n,list(d$a,d$c),cumsum)
str(Sn)
---------
List of 10
$ : num
2018 Jan 09
0
barplot_add=TRUE
Hi, Sibylle,
since you write '"mathematically" add', does
barplot(rbind(m$trapcatch, w$trapcatch))
do what you want (modulo layout details)?
Hth -- Gerrit
---------------------------------------------------------------------
Dr. Gerrit Eichner Mathematical Institute, Room 212
gerrit.eichner at math.uni-giessen.de Justus-Liebig-University Giessen
Tel: