Displaying 17 results from an estimated 17 matches for "cognoscenti".
2001 Feb 03
1
turnpike 6 - a challenge for i cognoscenti, or a lost cause
The beta version of turnpike 6 is out. I'm using it here, but under
win4lin.
A big point of the new version is that it uses windows explorer, and I
had heard on the grapevine that it was therefore going to be a problem
proggie for wine.
I've tried running the v6 'connect' program under wine - that works
fine (downloads a new newsgroup list, gets me an e-mail - when WILL I be
2006 Oct 03
1
New versions of Matrix and lme4 packages for R-2.4.0
Versions 0.9975-1 of the Matrix and lme4 packages will soon be available on
CRAN for use with R version 2.4.0 or later.
Purpose of the packages:
The Matrix package provides S4 classes and methods for sparse
and dense matrices. The lme4 package provides functions for fitting
and assessing linear or generalized linear mixed effects models (also
called multilevel models). Like the Matrix package,
2006 Oct 03
1
New versions of Matrix and lme4 packages for R-2.4.0
Versions 0.9975-1 of the Matrix and lme4 packages will soon be available on
CRAN for use with R version 2.4.0 or later.
Purpose of the packages:
The Matrix package provides S4 classes and methods for sparse
and dense matrices. The lme4 package provides functions for fitting
and assessing linear or generalized linear mixed effects models (also
called multilevel models). Like the Matrix package,
2011 Sep 13
3
x %>% y as an alternative to which( x > y)
Dear R cognoscenti,
While having NA as a native type is nifty, it is annoying when making binary choices.
Question: Is there anything bad about writing comparison functions that behavior like %in% (which I love) and ignore NAs?
"%>%" <- function(table, x) {
return(which(table > x))
}
"%&l...
2011 Nov 08
1
passing dataframe col name through cbind()
...the first column in a dataframe does not necessarily get passed on when using cbind (example below)?
I'm looking for help in clarifying why this behavior occurs, and how I can get all col names, including the first, passed on to the result?while I suspect it's obvious and documented to the cognoscenti, it's puzzling me?
Many thanks for any help on this...
Eric
> scores <- data.frame(name=c("Bob","Ron","Bud"),round1=c(40,30,20),round2=c(5,6,4)) #some toy data
>
> scores
name round1 round2
1 Bob 40 5
2 Ron 30 6
3 Bud 20...
2017 Jun 18
0
[FORGED] About error bars on barplots
...hings simple. _Attach_ figures as *.pdf
files, for instance.
That being said, to answer your question, my advice (and that of many
others) is: DON'T. Error bars on boxplots (such plots are sometimes
known as "dynamite plots" or "detonator plots") are considered by the
cognoscenti to be abominations.
cheers,
Rolf
--
Technical Editor ANZJS
Department of Statistics
University of Auckland
Phone: +64-9-373-7599 ext. 88276
2002 Jul 01
1
Assignment operators (was [R] modifying a vector)
...l as an
assignment operator: S made a mistake but R doesn't have to.
"="-as-assignment has to be hedged with all sorts of conditions to prevent
ambiguities, and to have an operator which frequently can't be used doesn't
seem helpful. Having it "grudgingly available to the cognoscenti" is not all
that much better!
(4) If deprecation is the first step on the road to removal and to "_" being
allowed in unquoted variable names, then that would be tiresome. I have many
hundreds of functions spanning thousands of lines of S/R code, filled with
"_"s. I really...
2006 Jan 04
10
Is Webrick good enough?
Hi all,
On the rails list I''ve seen that it''s hard to integrate Rails with Apache
(especially apache2), that it''s hard to change the default port (3000), and
that Apache runs Rails stuff slowly.
Is it reasonable to run Rails stuff on Webrick while simultaneously running
other stuff on Apache? How does one simultaneously run two rails applications
on Webrick, when
2000 Dec 13
1
explosed-pie
Dear All R users,
my name is Raffaella Tommasini and I 'm working with R version 1.1.1
I'd like to know if is possible plot "explosed-pie" with R.
Thanks for your attention,
Raffaella Tommasini
Bologna
Italy
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2006 Aug 21
1
Creating a pixel image
I am trying to create a pixel image from the marks of a marked spatial point
pattern for use with the Kinhom function in the spatstat library and am having
some difficulty. Is there a way to create such an object using x-y
coordinates and values at those coordinates?
Many Thanks,
Michael Lawton
2017 Jun 18
2
About error bars on barplots
Hi R users,
I have a question about adding uncertainty bars to stacked bar plots.
DF:
year A B C Amin Amax Bmin Bmax Cmin Cmax
2009 40 45 15 30 61 23 56 14 17
2010 36 41 23 26 54 22 51 22 24
I use the code below:
DF.refm = melt(subset(DF[,c(1:4)]),id.vars='year',variable_name='Legend')
fig1 =
2008 Feb 07
2
a kinder view of Type III SS
...trained to those questions that the SAS or SPSS
programmer thought I might want to ask. I could end there, and we would
probably all agree with what I have said to this point, but I want to push
the issue a bit and say: it seems that Type III Sums of Squares are being
unfairly maligned among the R cognoscenti. And the practical ramification of
this is that it creates a good deal of confusion among those migrating from
SAS/SPSS land into R - not that this should ever be a reason to introduce a
flawed technique into R, but my argument is that type III sums of squares
are not a flawed technique.
In my rea...
2011 Jul 12
3
when to use `which'?
when do I need to use which()?
> a <- c(1,2,3,4,5,6)
> a
[1] 1 2 3 4 5 6
> a[a==4]
[1] 4
> a[which(a==4)]
[1] 4
> which(a==4)
[1] 4
> a[which(a>2)]
[1] 3 4 5 6
> a[a>2]
[1] 3 4 5 6
>
seems unnecessary...
--
Sam Steingold (http://sds.podval.org/) on CentOS release 5.6 (Final) X 11.0.60900031
http://jihadwatch.org http://palestinefacts.org http://mideasttruth.com
2008 Mar 02
3
Need help to locate my mistake
Dear readers
I would like to make General Linear Model (GLM) for the following data set
http://louise.hoffman.googlepages.com/fuel.csv
The code I have written is
fuelData<-read.table('fuel.csv',header=TRUE, sep=',')
n<-dim(fuelData)[1]
xOnes<- matrix(1,nrow=n,ncol=1)
x<-cbind(xOnes,fuelData[,3])
y<-fuelData[,4]
theta<-((t(x)%*%x)^(-1))%*%t(x)%*%y
which gives
2017 Oct 25
0
Problem Subsetting Rows that Have NA's
> On Oct 25, 2017, at 6:57 AM, BooBoo <booboo at gforcecable.com> wrote:
>
> On 10/25/2017 4:38 AM, Ista Zahn wrote:
>> On Tue, Oct 24, 2017 at 3:05 PM, BooBoo <booboo at gforcecable.com> wrote:
>>> This has every appearance of being a bug. If it is not a bug, can someone
>>> tell me what I am asking for when I ask for "x[x[,2]==0,]". Thanks.
2017 Oct 25
4
Problem Subsetting Rows that Have NA's
On 10/25/2017 4:38 AM, Ista Zahn wrote:
> On Tue, Oct 24, 2017 at 3:05 PM, BooBoo <booboo at gforcecable.com> wrote:
>> This has every appearance of being a bug. If it is not a bug, can someone
>> tell me what I am asking for when I ask for "x[x[,2]==0,]". Thanks.
> You are asking for elements of x where the second column is equal to zero.
>
>
2005 Jan 24
15
[Bug 125] add BSM audit support
http://bugzilla.mindrot.org/show_bug.cgi?id=125
alex.bell at bt.com changed:
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