of the major sticking points I kept bumping
up against.
Thank you so much for this.
All the best
Andy
On 05/01/2024 13:59, Howard, Tim G (DEC) wrote:
Here's a simplified version of how I would do it, using `textreadr` but
otherwise base functions. I haven't done it
all, but have a few examples
these fields, I suspect that I
can repeat the basic syntax to extract and append the remaining fields.
Therefore, if someone can either suggest a syntax or point me to a
useful tutorial, that would be splendid.
Thank you in anticipation.
Best wishes
Andy
_
next line
# which summarises it.
# the result is saved in a data frame object
# called content which we shall show some
# heading into from
head(content)
}
Results in this error now:Error in x$doc_obj : $ operator is invalid for
atomic vectors
Thank you.
On 30/12/2023 12:12, An
Hi Eric
Thanks for that. That seems to fix one problem (the lack of a
separator), but introduces a new one when I complete the function Calum
proposed:Error in docx_summary() : argument "x" is missing, with no default
The whole code so far looks like this:
# Load libraries
library(tcltk)
Byline
Subject (only if the threshold of coverage for a specific subject is
>=50% is reached (e.g. Greenwashing (51%)) - if not, enter 'nil' and
move onto the next article in the folder
This is the ambition. I am clearly a long way short of that though.
Many thanks.
Andy
On 30/12/2023 00:08,
Thanks Ivan and Calum
I continue to appreciate your support.
Calum, I entered the code snippet you provided, and it returns 'file
missing'. Looking at this, while the object 'full_filename' exists, what
is happening is that the path from getwd() is being appended to the
title of the article,
t.
To be more specific, we might need an example of the DF
[...]
On Fri, Dec 29, 2023 at 10:14 AM Andy
wrote:
[...]
I'd like to be able to accomplish the following:
(1) Append the title, the month, the author, the number of
words, and page number(s) to a spreadsheet
(2) Read each articl
grepl("^([fh]ttp)", file) :'length = 38' in coercion to
'logical(1)'
##
And so I am going around in circles and not at all clear on how I can
make progress.
I am sure that there must be a way, but the suggestions on-line each
lead to the above errors.
Thanks for any furthe
the task easier?
I am not a confident coder, and am really only just getting my head
around R so appreciate a steep learning curve ahead, but of course, I
don't know what I don't know, so any pointers in the right direction
would be a big help.
Many thanks in an
of the cluster.
While I have an answer for my particular task, it would still be useful to
checkpoint using the scheme Henrik suggests. Thanks all for the interesting
conversation!
-Andy
On 12/14/21 5:39 PM, Henrik Bengtsson wrote:
On Tue, Dec 14, 2021 at 1:17 AM Andy Jacobson wrote:
Those are good
long-running processes like optim().
-Andy
On 12/13/21 11:51 AM, Duncan Murdoch wrote:
On 13/12/2021 12:58 p.m., Greg Minshall wrote:
Jeff,
This sounds like an OS feature, not an R feature... certainly not a
portable R feature.
i'm not arguing for it, but this seems to me like something
Has anyone ever considered what it would take to implement checkpointing in R,
so that long-running processes could be interrupted and resumed later, from a
different process or even a different machine?
Thanks,
Andy
--
Andy Jacobson
andy.jacob...@noaa.gov
NOAA Global Monitoring Lab
325
tes in.
>
> Chris Gordon-Smith
> On 15/07/2020 17:16, Marc Schwartz via R-help wrote:
>
> On Jul 15, 2020, at 4:31 AM, andy elprama
> wrote:
>
> Dear R-users,
>
> Something strange happened within the command "levels"
>
> R version 3.6.1
> nam
Dear R-users,
Something strange happened within the command "levels"
R version 3.6.1
name <- c("a","b","c")
values <- c(1,2,3)
data <- data.frame(name,values)
levels(data$name)
[1] "a" "b" "c"
R version 4.0
name <- c("a","b","c")
values <- c(1,2,3)
data <- data.frame(name,values)
PCRE. Perhaps the regular expression
should have been rewritten:
desired_brackets <- "af+g[^m$][^A-Z]"
grep(desired_brackets, aff, value = TRUE) ### correct result
str_view(aff, desired_brackets) ### correct result
Regards,
Andy
On 28.04.2020 18:41:50, David Winsemius wrote:
On 4/28
is specified on page
204 eq (5.5). I have also calculated sigma based on (5.7) -after the
transformation documented (5.2) -and i do not get the same value as
either the package or my implementation.
Any advice would be most welcomed. Is there a bug in the estimation of
sigma in this package?
come across a better (read,
more elegant) solution.
Best
Andy
On 26/07/16 14:05, Paul Johnston wrote:
Hi
I use the tm_map() with stemDocument used as an argument
Looking at a particular file before stemming
writeLines(as.character(data_mined_volatile[[1]]))
## The European Union
is transformed into a
DTM because searching on-line hasn't (yet) thrown anything back.
Thanks.
Andy
On 26/07/16 08:50, Paul Johnston wrote:
Suggest look at http://www.inside-r.org/packages/cran/tm/docs/stemDocument
-Original Message-
From: R-help [mailto:r-help-boun...@r-project.org] On
s?
I appreciate any help. Thanks.
Andy
[[alternative HTML version deleted]]
__
R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see
https://stat.ethz.ch/mailman/listinfo/r-help
PLEASE do read the posting guide http://www.R
This is explained in the "Details" section of the help page for partialPlot.
Best
Andy
> -Original Message-
> From: R-help [mailto:r-help-boun...@r-project.org] On Behalf Of Jesús Para
> Fernández
> Sent: Tuesday, April 12, 2016 1:17 AM
> To: r-help@r-project.
Hi -
I'm trying to plot some data and having a lot of trouble! I have a simple
dataset consisting of two columns - income_per_capita and mass_beauty_value.
When I read the data in and plot it, I get the attached plot Mass Beauty
Non-Numeric:
Hello
Please could you help me to select the most appropriate/fastest function to use
for the following constraint optimisation issue?
Objective function:
Min: Sum( (X[i] - S[i] )^2)
Subject to constraint :
Sum (B[i] x X[i]) =0
where i=1��n and S[i] and B[i] are real numbers
Need
Dear R help,
I cannot login to my account. I am keen to remove the posting I made to R
help from google web searches - see
http://r.789695.n4.nabble.com/R-software-installation-problem-td4659556.html
Thanks,
Andy
Dr Andy Siddaway
Registered Clinical Psychologist/
MRC Clinical Research
really want to make sure
the settings in the two are as close as possible. Also, how did you compute
the pseudo R2, on test set, or some other way?
Best,
Andy
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of Schillo, Sonja
Sent
fewer
than five distinct values. It may be legitimate regression data, and if so you
can safely ignore the warning (that's why it's not an error). It's there to
catch the cases when people try to do classification with class labels 1, 2,
..., k and forgot to make it a factor.
Best,
Andy Liaw
You can try something like this:
http://pubs.acs.org/doi/abs/10.1021/ci050022a
Basically similar idea to what is done in random forests: permute predictor
variable one at a time and see how much that degrades prediction performance.
Cheers,
Andy
-Original Message-
From: r-help-boun
#2 can be done simply with predict(fmi, type=prob). See the help page for
predict.randomForest().
Best,
Andy
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of arun
Sent: Tuesday, November 26, 2013 6:57 PM
To: R help
Subject: Re
Yes, that's part of the intention anyway. One can also use them to do
clustering.
Best,
Andy
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of Massimo Bressan
Sent: Monday, December 02, 2013 6:34 AM
To: r-help@r-project.org
Classification trees use the Gini index, whereas the regression trees use sum
of squared errors. They are hard-wired into the C/Fortran code, so not
easily changeable.
Best,
Andy
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf
The difference is importance(..., scale=TRUE). See the help page for detail.
If you extract the $importance component from a randomForest object, you do not
get the scaling.
Best,
Andy
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org
)
lines(f, lwd=2)
Andy
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of Ms khulood aljehani
Sent: Tuesday, November 05, 2013 9:49 AM
To: r-h...@stat.math.ethz.ch
Subject: [R] FW: Nadaraya-Watson kernel
From: aljehan...@hotmail.com
@val = e2@val * e1 *
* }*
* }*
* )*
*
*
*#6/ testing*
* y = new(AAA)*
* y@val=25*
* y@type=double*
* -1 * y*
*Error in -1 * y : invalid object (non-function) used as method*
Please advise
--
-- Andy --
[[alternative HTML version deleted]]
__
R
Hi all
Perhaps this is torturous methodology. I was trying to use lattice to produce a
barchart showing the number positive and negative over time. I wasn't quite
sure how create a different colour for values of arbo$Ikeda in the example
below ie red for ikeda and green for neg.
Hello
Following some standard textbooks on ARMA(1,1)-GARCH(1,1) (e.g. Ruey
Tsay's Analysis of Financial Time Series), I try to write an R program
to estimate the key parameters of an ARMA(1,1)-GARCH(1,1) model for
Intel's stock returns. For some random reason, I cannot decipher what
is wrong with
advice on what R-packages are available to
perform such a task, what the RAM requirement is, and indeed what would be the
state-of-the-art in terms of numerical algorithms and programming
language to use to accomplish this task.
with many thanks in advance,
Andy Cooper
[[alternative HTML
smaller data matrices than the
ones I have, so it is unclear how it would perform and scale.
So, no one has direct experience running irlba on a data matrix as large as
500,000 x 1,000 or larger?
kind regards
Andy
From: Berend Hasselman b...@xs4all.nl
Cc: r
It needs to be done by hand, in that partialPlot() does not handle more than
one variable at a time. You need to modify its code to do that (and be ready
to wait even longer, as it can be slow).
Andy
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r
(in the Console box) when I
downloaded RStudio.
Any tips or guidance on resolving this problem would be really appreciated!
Many thanks,
Andy Siddaway
On 25 February 2013 00:10, Sarah Goslee sarah.gos...@gmail.com wrote:
Hi Andy,
This list strips most forms of attachments.
Instead
clearer. Basically,
R doesn't seem to be installing correctly and I can't figure out why. It's
probably a simple error which a non-(complete)-novice would notice.
Thanks very much,
Andy Siddaway
Trainee Clinical Psychologist
University of Hertordshire (UK
I am trying to learn to use winBUGS from R, I have experience with R.
I have managed to successfully run a simple example from R with no
problems. I have been trying to run the Leuk: Survival from winBUGS
examples Volume 1. I have managed to run this from winBUGS GUI with no
problems. My problem
be avoided with large datasets.
Andy
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of John Foreman
Sent: Monday, December 03, 2012 3:43 PM
To: r-help@r-project.org
Subject: [R] How do I make R randomForest model size smaller?
I've been
objects to see if they are the same. At least the first tree in both should be
identical.
Andy
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of tdbuskirk
Sent: Monday, December 03, 2012 6:31 PM
To: r-help@r-project.org
Subject: [R
Not unless we have more information. Please read the Posting Guide to see how
to make it easier for people to answer your question.
Best,
Andy
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of Oritteropus
Sent: Thursday, November
How about taking the combination of the two? E.g., gamma = factor(paste(alpha,
beta1, sep=:)) and use gamma as the response.
Best,
Andy
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of Gyanendra Pokharel
Sent: Tuesday, October
=FALSE, you will get the counts
instead of proportions.
Best,
Andy
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of Lopez, Dan
Sent: Wednesday, September 26, 2012 9:05 PM
To: R help (r-help@r-project.org)
Subject: [R] Random Forest
of these differences.
With that, I hope it's clear that only v2 and v4 in your example are
potentially important.
Best,
Andy
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of Johnathan Mercer
Sent: Monday, August 27, 2012 11:40 AM
To: r-h
Dear R users,
I am using lmer combined with AIC model selection and averaging (in the
MuMIn package) to try and assess how isotope values (which indicate diet)
vary within a population of animals.
I have multiple measures from individuals (variable 'Tattoo') and multiple
individuals within
Hello Marcin,
did you get the answer to your questions. I have the same questions and
would appreciate your help if you found the answers.
Thanks,
Ankur
--
View this message in context:
http://r.789695.n4.nabble.com/DCC-GARCH-model-tp3524387p4634776.html
Sent from the R help mailing list
Hi,
I am trying to estimate a multivariate P-GARCH model for two factors xy. I
have selected p-garch to study the leverage effects. Is there any toolkit in
R that can help me do this?
Thanks,
Andy
--
View this message in context:
http://r.789695.n4.nabble.com/Multivariate-P-GARCH-Model
Yes, you need to modify both the R and the underlying C code. It's the the
source package on CRAN (the .tar.gz file).
Andy
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of Josh Browning
Sent: Friday, June 01, 2012 10:48 AM
Lattice experts:
Can you think of a way to produce a levelplot as below and then add a histogram
of the z variable to the top margin of the plot that would sit on top of the
color key?
x - seq(pi/4, 5 * pi, length.out = 100)
y - seq(pi/4, 5 * pi, length.out = 100)
r -
Hi Kelly,
The function has a limitation that it cannot handle any column in your x that
is a categorical variable with more than 32 categories. One possibility is to
see if you can bin some of the categories into one to get below 32 categories.
Andy
-Original Message-
From: r-help
As long as you can remember that the summaries such as variable importance, OOB
predictions, and OOB error rates are not applicable, I think that should be
fine.
Andy
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of Nikita Desai
: Don't
use the training set for evaluating models: that almost never make sense.
Andy
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of matt
Sent: Friday, May 11, 2012 3:43 PM
To: r-help@r-project.org
Subject: [R] Random forests
, :
missing values in newdata
Andy
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of Jennifer Corcoran
Sent: Saturday, May 05, 2012 5:17 PM
To: r-help@r-project.org
Subject: [R] No Data in randomForest predict
I would like to ask a general
That's not how RF works at all. The setting of mtry is irrelevant to this.
Andy
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of matt
Sent: Monday, May 14, 2012 10:22 AM
To: r-help@r-project.org
Subject: Re: [R] Random forests
Hello, I'm making a simple plot using xYplot in the Hmisc library and having
problems with labeling the values on the x-axis. Using the reproducible example
below, how can I have the text (jan, feb,mar, etc.) in place of 1:12.
Thanks, AB
x - c(seq(0,0.5,by=0.1),seq(0.5,0,by=-0.1))
ci -
.
Andy
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of jmc
Sent: Friday, April 13, 2012 11:20 AM
To: r-help@r-project.org
Subject: Re: [R] Partial Dependence and RandomForest
Thank you Andy. I obviously neglected to read
Alternatively, use only a subset to run loess(), either a random sample or
something like every other k-th (sorted) data value, or the quantiles. It's
hard for me to imagine that that many data points are going to improve your
model much at all (unless you use tiny span).
Andy
From: r-help
Please read the help page for the partialPlot() function and make sure you
learn about all its arguments (in particular, which.class).
Andy
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of jmc
Sent: Wednesday, April 11, 2012 2:44
Without seeing your code, it's hard to say much more, but do avoid using
formula when you have large data.
Andy
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of Jason Caroline Shaw
Sent: Friday, April 06, 2012 1:20 PM
To: jim
Don't know how you searched, but perhaps this might help:
https://stat.ethz.ch/pipermail/r-help/2007-March/128064.html
-Original Message-
From: r-help-boun...@r-project.org
[mailto:r-help-boun...@r-project.org] On Behalf Of Jenn Barrett
Sent: Tuesday, April 03, 2012 1:23 AM
To:
is if newdata is close but not
exactly oldata,
then you get overfitted results?
Possibly, depending on how close the new data are to the training set. This
applies to nearly _ALL_ methods, not just RF.
Andy
--
View this message in context:
http://r.789695.n4.nabble.com/Question-about
.
My suggestion is to see if you can find some efficient ways of doing eigen
decomposition on such large matrices. You might be able to make the proximity
matrix sparse (e.g., by thresholding), and see if there are packages that can
do the decomposition on the sparse form.
Best,
Andy
of two univariate
smooths. If the latter is what you want, use packages that fits additive
models.
Best,
Andy
-Original Message-
From: r-help-boun...@r-project.org
[mailto:r-help-boun...@r-project.org] On Behalf Of Soberon
Velez, Alexandra Pilar
Sent: Monday, March 19, 2012 5:13
The Biometrics Research department at the Merck Research Laboratories has an
open position to be located in Rahway, New Jersey, USA:
This position will be responsible for imaging and bio-signal biomarkers
projects including analysis of preclinical, early clinical, and experimental
medicine
The way to represent categorical variables is with factors. See ?factor.
randomForest() will handle factors appropriately, as most modeling functions in
R.
Andy
-Original Message-
From: r-help-boun...@r-project.org
[mailto:r-help-boun...@r-project.org] On Behalf Of abhishek
Just using the reshape() function in base R:
df.long = reshape(df, varying=list(names(df)[4:7]), direction=long)
This also gives two extra columns (time and id) can can be dropped.
Andy
-Original Message-
From: r-help-boun...@r-project.org
[mailto:r-help-boun...@r-project.org
That's why I said you need the book. The details are all in the book.
From: Michael [mailto:comtech@gmail.com]
Sent: Thursday, February 23, 2012 1:49 PM
To: Liaw, Andy
Cc: r-help
Subject: Re: [R] Good and modern Kernel Regression package in R with
auto
to get most
mileage out of it though.
Andy
From: Michael [mailto:comtech@gmail.com]
Sent: Thursday, February 23, 2012 12:25 AM
To: Liaw, Andy
Cc: Bert Gunter; r-help
Subject: Re: [R] Good and modern Kernel Regression package in R with
auto-bandwidth?
$B#I
by predicting new data using that fitted model object very well
because of it's local nature. Think of k-nn classification, which has similar
problem: The model needs to be computed for every data point you want to
predict.
Andy
From: Michael [mailto:comtech
plug-in methods or
CV-type. The last I check, the jury is still out.
Andy
-Original Message-
From: r-help-boun...@r-project.org
[mailto:r-help-boun...@r-project.org] On Behalf Of Bert Gunter
Sent: Wednesday, February 22, 2012 6:03 PM
To: Michael
Cc: r-help
Subject: Re: [R] Good
You should be able to use the Rgui menu to install packages.
Andy
-Original Message-
From: r-help-boun...@r-project.org
[mailto:r-help-boun...@r-project.org] On Behalf Of Niratha
Sent: Wednesday, February 01, 2012 5:16 AM
To: r-help@r-project.org
Subject: [R] Random Forest
() with nodes=TRUE, then compute
the proximity by hand by counting how often any given pair landed in the same
terminal node of each tree.
Andy
-Original Message-
From: r-help-boun...@r-project.org
[mailto:r-help-boun...@r-project.org] On Behalf Of Kilian
Sent: Wednesday, February 01, 2012 5
a function to do that,
either. That's why I need to look for a workaround.
Using which() seems rather clumsy for the purpose, as I need to combine those
with the non-empty ones, and preserving ordering would be a mess.
Andy
-Original Message-
From: r-help-boun...@r-project.org
.
Best,
Andy
-Original Message-
From: r-help-boun...@r-project.org
[mailto:r-help-boun...@r-project.org] On Behalf Of Lucie Bland
Sent: Friday, January 27, 2012 5:01 AM
To: r-help@r-project.org
Subject: [R] Bivariate Partial Dependence Plots in Random Forests
Hello,
I
I'm not exactly sure if this is a problem with indexing by name; i.e., is the
following behavior by design? The problem is that names or dimnames that are
empty seem to be treated differently, and one can't index by them:
R junk = 1:3
R names(junk) = c(a, b, )
R junk
a b
1 2 3
R junk[]
NA
Variable section is part of the training process-- it chooses the model. By
definition, test data is used only for testing (evaluating chosen model).
If you find a package or function that does variable selection on test data,
run from it!
Best,
Andy
-Original Message-
From: r
, so
i can't see anything ;)
Is there any command to rise the thickness of contour labels like the
lwd=?? command
for the width of lines?
Thanks for help :)
Andy
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PLEASE
On Sat, Jan 14, 2012 at 12:41 PM, Milan Bouchet-Valat nalimi...@club.frwrote:
Le samedi 14 janvier 2012 à 12:24 -0600, Andy Adamiec a écrit :
Hi Milan,
The xml solr files are not in a typical format, here is an example
http://www.omegahat.org/RSXML/solr.xml
I'm not sure how to parse
On Sat, Jan 14, 2012 at 12:41 PM, Milan Bouchet-Valat nalimi...@club.frwrote:
Le samedi 14 janvier 2012 à 12:24 -0600, Andy Adamiec a écrit :
Hi Milan,
The xml solr files are not in a typical format, here is an example
http://www.omegahat.org/RSXML/solr.xml
I'm not sure how to parse
See the gss package on CRAN.
Andy
-Original Message-
From: r-help-boun...@r-project.org
[mailto:r-help-boun...@r-project.org] On Behalf Of ali_protocol
Sent: Monday, January 09, 2012 7:13 AM
To: r-help@r-project.org
Subject: [R] What is the function for smoothing splines
(although
difference should be slight).
Transformation of the response variable is quite another thing. RF needs it
just as much as others if the situation calls for it.
Cheers,
Andy
-Original Message-
From: r-help-boun...@r-project.org
[mailto:r-help-boun...@r-project.org] On Behalf
You should see no differences beyond what you'd get by running RF a second time
with a different random number seed.
Best,
Andy
From: gianni lavaredo [mailto:gianni.lavar...@gmail.com]
Sent: Monday, December 05, 2011 2:19 PM
To: Liaw, Andy
Cc: r-help@r
. Currently the only Fortran
part is the node splitting in classification trees.
Andy
-Original Message-
From: r-help-boun...@r-project.org
[mailto:r-help-boun...@r-project.org] On Behalf Of Peter Langfelder
Sent: Thursday, December 01, 2011 12:33 AM
To: Axel Urbiz
Cc: R-help@r-project.org
to (near) 0
rather quickly, as each tree is intentially overfitting its training set.
Andy
-Original Message-
From: r-help-boun...@r-project.org
[mailto:r-help-boun...@r-project.org] On Behalf Of Weidong Gu
Sent: Sunday, November 27, 2011 10:56 AM
To: Matthew Francis
Cc: r-help@r
likely just
chasing noise in the evaluation process.
Just my $0.02...
Best,
Andy
-Original Message-
From: r-help-boun...@r-project.org
[mailto:r-help-boun...@r-project.org] On Behalf Of gianni lavaredo
Sent: Thursday, November 17, 2011 6:29 PM
To: r-help@r-project.org
Subject
On 22/11/11 13:04, Andy Bunn wrote:
Apologies for thickness - I'm sure that this operates as documented
and with good reason. However...
My understanding of arima.sim() is obviously imperfect. In the
example below I assume that x1 and x2 are similar white noise processes
with a mean of 5
Apologies for thickness - I'm sure that this operates as documented and with
good reason. However...
My understanding of arima.sim() is obviously imperfect. In the example below I
assume that x1 and x2 are similar white noise processes with a mean of 5 and a
standard deviation of 1. I thought
-Original Message-
From: Dennis Murphy [mailto:djmu...@gmail.com]
Sent: Tuesday, November 15, 2011 8:54 PM
To: Andy Bunn
Cc: r-help@r-project.org
Subject: Re: [R] equal spacing of the polygons in levelplot key
(lattice)
Hi:
Does this work?
Thanks Dennis.
This almost works
-Original Message-
From: Dennis Murphy [mailto:djmu...@gmail.com]
Sent: Wednesday, November 16, 2011 11:22 AM
To: Andy Bunn
Cc: r-help@r-project.org
Subject: Re: [R] equal spacing of the polygons in levelplot key
(lattice)
OK, how about this instead?
# library('lattice')
levs
case, I'm quite sure the package maintainer for gsDesign
doesn't keep up with R-help.)
Best,
Andy
-Original Message-
From: r-help-boun...@r-project.org
[mailto:r-help-boun...@r-project.org] On Behalf Of Dongli Zhou
Sent: Monday, November 14, 2011 6:13 PM
To: Marc Schwartz
Cc: r
Given the example:
R (levs - quantile(volcano,c(0,0.1,0.5,0.9,0.99,1)))
0% 10% 50% 90% 99% 100%
94 100 124 170 189 195
R levelplot(volcano,at=levs)
How can I make the key categorical with the size of the divisions equally
spaced in the key? E.g., five equal size rectangles with
You are not giving anyone much to go on. Please read the posting guide and see
how to ask your question in a way that's easier for others to answer. At the
_very_ least, show what commands you used, what your data looks like, etc.
Andy
-Original Message-
From: r-help-boun...@r
:100 or worse). If using
weighted Gini helps in your situation, by all means do it. I can only say that
in the past it didn't give us the result we were expecting.
Best,
Andy
-Original Message-
From: r-help-boun...@r-project.org
[mailto:r-help-boun...@r-project.org] On Behalf
terminal nodes per tree).
Best,
Andy
-Original Message-
From: r-help-boun...@r-project.org
[mailto:r-help-boun...@r-project.org] On Behalf Of John Foreman
Sent: Wednesday, September 07, 2011 2:46 PM
To: r-help@r-project.org
Subject: [R] randomForest memory footprint
Hello, I am
measures
impvar - rownames(imp)[order(imp[, 1], decreasing=TRUE)] # get the sorted
names
op - par(mfrow=c(2, 3))
for (i in seq_along(impvar)) {
partialPlot(ozone.rf, airquality, impvar[i], xlab=impvar[i],
main=paste(Partial Dependence on, impvar[i]), ylim=c(30, 70))
}
par(op)
Andy
()/source() as the R Data Import/Export manual
suggests?
Andy
-Original Message-
From: r-help-boun...@r-project.org
[mailto:r-help-boun...@r-project.org] On Behalf Of Zhiming Ni
Sent: Tuesday, August 02, 2011 8:11 PM
To: r-help@r-project.org
Subject: [R] convert a splus randomforest
Has anyone suggested mosaic displays? That's the closest I can think of as a
square pie chart...
-Original Message-
From: r-help-boun...@r-project.org
[mailto:r-help-boun...@r-project.org] On Behalf Of Naomi Robbins
Sent: Sunday, July 24, 2011 7:09 AM
To: Thomas Levine
Cc:
The mvee() function is intended to be released under the BSD license.
Copyright (c) 2009, Nima Moshtagh
Copyright (c) 2011, Andy Lyons
All rights reserved.
http://www.opensource.org/licenses/bsd-license.php
Redistribution and use in source and binary forms, with or without
modification
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