Re: [R] data.table installation on intel macOS Ventura 13.6

ackage can be loaded from final location > ** testing if installed package keeps a record of temporary installation > path > * DONE (data.table) > > library(data.table) > data.table 1.14.8 using 1 threads (see ?getDTthreads). Latest news: > r-datatable.com > ** >

Re: [R] data.table installation on intel macOS Ventura 13.6

Hi, Yes, on Mac, it takes a while to even get the build to allow data.table to be used on multithread. See this installation guide which has sections specially dedicated for Mac. - https://github.com/Rdatatable/data.table/wiki/Installation You will see that you will most likely have to modif

Re: [R] NAs error in caret function

sion, start including more complexity in the trainControl function. Thanks, Carlos. On Thu, Apr 21, 2022 at 12:59 AM javed khan wrote: > Carlos Ortega, thank you for your answer. > > Class label has three values (Bug, Codel smell and Vulnerability). X is a > text-based feature t

Re: [R] multilabel classification XGBoost and hyperparameter tuning

Hello Agnes, Yes, it is true, "xgboost" is not oriented for a "multi-label" classification. "xgboost" can handle "multi-class" but not "multi-label". Bue in "mlr", you can handle "multi-class" problems although not with "xgboost" a base learner algorithm. You can see here how you can handle that

Re: [R] merged data frame with

00:00 18 2005-11-14 08:30:00 19 2005-11-14 09:00:00 start 20 2005-11-14 09:30:00 start 21 2005-11-14 10:00:00 22 2005-11-14 10:30:00 end 23 2005-11-14 11:00:00 24 2005-11-14 11:30:00 end 25 2005-11-14 12:00:00 start Regards, Carlos Ortega On Tue, Sep 29, 2020 at 10:13 AM Ivan C

Re: [R] Mapping 2D to 3D

Hi, There are some further references in the own "RStudio Community" and in StackOverflow: - https://community.rstudio.com/t/options-to-stat-density-2d/792/4 - https://stackoverflow.com/questions/32206623/what-does-level-mean-in-ggplotstat-density2d Kind Regards, Carlos. On Fri, Sep

Re: [R] How to create a readable plot in R with 10000+ values in a dataframe

leaving ggplot ecosystem: https://github.com/LKremer/ggpointdensity Thanks, Carlos Ortega. On Wed, Jul 29, 2020 at 11:31 AM Jim Lemon wrote: > Hi Ritwik, > I haven't seen any further answers to your request, so I'll make a > suggestion. I don't think there is any sensibl

Re: [R] Converting a list to a data frame

Hi, You have also "rbindlist()" function in package "data.table" that does exactly what you need. Kind Regards, Carlos Ortega www.qualityexcellence.es 2016-11-04 13:37 GMT+01:00 Kevin E. Thorpe : > There is probably a very simple elegant way to do this, but I have b

Re: [R] Lattice equivalent to ggplot function

Hi, Yes, it is available in "latticeExtra" package in function "panel.smoother()". Thanks, Carlos Ortega www.qualityexcellence.es 2016-10-24 15:13 GMT+02:00 Sébastien Bihorel : > Hi, > > The ggplot2 includes the very convenient stat_summary function to summarize &g

Re: [R] Add annotation text outside of an xyplot (lattice package)

Hi, Yes, you can use "latticeExtra" package and use a text layer on top of your current chart. Thanks, Carlos Ortega 2016-09-22 16:04 GMT+02:00 Jun Shen : > Dear list, > > Just wonder if there is a way to add annotation text outside an xyplot, > (e.g. the bottom of the

Re: [R] implementation for genetic algorithm

of what you are looking for. Regards, Carlos Ortega www.qualityexcellence.es 2014-05-12 11:31 GMT+02:00 nourhan iyte : > Dear All, > I am a beginner for R programming > Do you an example for implementation for genetic algorithm > or how to use it in distance between cities algori

Re: [R] SQL vs R

of how to work with it here: http://stackoverflow.com/questions/1727772/quickly-reading-very-large-tables-as-dataframes-in-r Regards, Carlos Ortega www.qualityexcellence.es 2014-05-06 11:12 GMT+02:00 Dr Eberhard Lisse : > Jeff > > It's in MySQL, at the moment roughly 1.8 GB, if

Re: [R] SQL vs R

roject.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > -- Saludos, Carlos Ortega www.qualityexcellence.es [[alternative HTML version deleted]] __ R-help@r-project.org mailing list https://stat.ethz.

Re: [R] Download CSV Files from EUROSTAT Website

semination. Regards, Carlos Ortega. 2013/11/4 Adams, Jean > Lorenzo, > > You might want to post this is a new question to get some new eyes on it. > > Or, you could try posting your question to http://stackoverflow.com/. > Scraping the web is a common topic for that group.

Re: [R] Rose plot (like a windrose)

Hi, Please check function radial.plot() in package plotrix. Regards, Carlos Ortega www.qualityexcellence.es 2012/6/8 MartinD > Dear R Gurus, > I spent some time in looking for help but didn't find a way to do what I > want. > I do have a vector (in Degrees) containing of

Re: [R] day of the year for chron objects

Hi Agustin, You can check and adapt this solution to your needs: http://stackoverflow.com/questions/9465817/count-days-per-year Regards, Carlos Ortega www.qualityexcellence.es 2012/6/8 Agustin Lobo > Hi! > Is not there an standard R function to retrieve the day of the year > (sinc

Re: [R] [r] par and complex graph

Hi Francesco, No, I haven't tried... But if you have some code I can try. Regards, Carlos Ortega www.qualityexcellence.es 2012/6/7 Francesco Nutini > Oh thank you Carlos! > I wasted a lot of time formatting my xyplot by powerpoint. > Did you used a similar tips for te

Re: [R] R problem nls

). And if you want to repeat that calculation for many different sets of x,y (each one of them corresponding to a different wavelength) you could do that in a loop. Regards, Carlos Ortega www.qualityexcellence.es 2012/4/9 Karen Vandepoel > Hi, > > I will try to explain what it is I ne

Re: [R] Creating Better Table in R

Hi, Yes, please check package "tables". Regards, Carlos Ortega www.qualityexcellence.es 2012/4/9 bobo > Could anyone please direct me on how to make a nicer table in R? THANKS FOR > ALL THE HELP! > > I would like to make a table with the following in it: estimate, t

Re: [R] Help required in using apply instead of for loop

Hi, You can do that even without apply(): v.v<-seq(10,20, by=0.1) y<-v.v^2 But if you want it with apply... apply(as.matrix(v.v), 1, function(x) x^2) Regards, Carlos Ortega www.qualityexcellence.es 2012/1/31 arunkumar > Hi > > I have a function > > y= x^2

Re: [R] Horizontal stacked 100% bars with ggplot2

.tab)<-c('pet','gender', 'Freq') library(lattice) histogram( ~ Freq | pet *gender, data=d.f.tab, groups=gender, stack=T, horizontal=T ) Regards, Carlos Ortega www.qualityexcellence.es 2012/1/27 Mario Giesel > Hello, R friends, > > I'm trying t

Re: [R] Grabbing Column and Row titles

Hello, Please check function which(). > > m <- matrix(1:12,3,4) > which(m==5, arr.ind=T) row col [1,] 2 2> which(m==9, arr.ind=T) row col [1,] 3 3 > Regards, Carlos Ortega www.qualityexcellence.es 2012/1/27 chuck.01 > Please use dput() to pos

Re: [R] annotate histogram

Hi, You can use function segments() to draw them. Regards, Carlos Ortega www.qualityexcellence.es 2011/11/1 Wendy > Hi all, > > I want to make a histogram like the one show > http://nar.oxfordjournals.org/content/39/suppl_1/D1011/F1.expansion.html > here , but I did not figure

Re: [R] compressing/reducing data for plot

Hello, One alternative is to create some kind of contourplot/levelplot which will enhance and show clearly the spikes and will smooth the rest of the information. That perhaps will be slow in generating the plot but not with the postscript file. Regards, Carlos Ortega www.qualityexcellence.es

Re: [R] contouring x y scatter data

s, scales = list(arrows = FALSE, just = "right")) print(p1.gr, position = c(0, 0, 0.5, 1), more = TRUE) print(p2.gr, position = c(0.5, 0, 1, 1)) Regards, Carlos Ortega www.qualityexcellence.es 2011/10/17 emorway > Hello, > > I'm almost positive R can do the following, I just

Re: [R] high and lowest with names

the smallest and build a function to calculate everything and return a list. Regards, Carlos Ortega www.qualityexcellence.es 2011/10/11 Ben qant > Hello, > > I'm looking to get the values, row names and column names of the largest > and > smallest values in a matrix. > &

Re: [R] plots of correlation matrices

corrplot) Regards, Carlos Ortega www.qualityexcellence.es 2011/10/11 gj > Hi, > > I want to do a visualisation of a matrix plot made up of several plots of > correlation matrices (using corrplot()). My data is in csv format. Here's > an > example: > > id,category,a

Re: [R] Background Colors

Hi, Yes, one way to do that is by using function polygon(). Regards, Carlos Ortega www.qualityexcellence.es 2011/10/11 Gabriel Yospin > Hi R-Help - > > If I make a plot: > > numYears = 500 > plot(x = c(1,numYears), y = c(200,300), xlab = "Time", ylab = "Vege

Re: [R] "pos" in panel.text

Hi Allan, Please could you send the modified code where now it should appear x and y coordinates?. I do not fully understand the error message you get. Regards, Carlos Ortega www.qualityexcellence.es 2011/10/10 Allan Sikk > Thanks, Carlos, > > Tried that, but no success, still get

Re: [R] "pos" in panel.text

fied coordinates. Besides "pos" you can try "adj" which is a parameter that allows you to use two parameters (between 0 and 1). Regards, Carlos Ortega www.qualityexcellence.es 2011/10/10 Allan Sikk > Here's the code. The problem seems to be specific fo

Re: [R] "pos" in panel.text

espectively indicate positions below, to the left of, above and to the right of the specified coordinates. So, the coordinates should be "x=4, y=2" for your case. Additionally you can use ltext() function which is explained in the same panel.text() help. Regards, Carlos Ortega www.qu

Re: [R] help with statistics in R - how to measure the effect of users in groups

. Regards, Carlos Ortega www.qualityexcellence.es On Mon, Oct 10, 2011 at 12:48 PM, gj wrote: > Thanks Petr. I will try it on the real data. > > But that will only show that the groups are different or not. > Is there any way I can test if the users are different when they are in > diff

Re: [R] Multiple levelplot with title

Hi, Use function ltext() instead, also available in lattice package. Regards, Carlos Ortega www.qualityexcellence.es On Sun, Oct 9, 2011 at 6:30 PM, Richard O. Legendi < richard.lege...@gmail.com> wrote: > Hi all, > > I'm new to R and to the mailing list, so please be

Re: [R] barplots

Hi, Another way to do that is with function barchart() in package lattice. Barchart requires a function which relates your variables with the option to specify groups. Check the examples (are under xyplot help) to apply them to your case. Regards, Carlos Ortega www.qualityexcellence.es On Thu

Re: [R] variable name question

Hello, In R you just need to take the log of the whole whole data.frame where you have your pci* and store in a new variable. You do not need to use a "for" loop: log.df <- log(your_data_frame) Regards, Carlos Ortega www.qualityexcellence.es On Sun, Oct 9, 2011 at 5:34 PM, dee

Re: [R] Colour code y-axis labels on a dot plot

nd scales variables in the panel function. Regards, Carlos Ortega www.qualityexcellence.es On Fri, Sep 16, 2011 at 4:13 AM, markm0705 wrote: > Dear Carlos > > Attached is attempt at getting your scales suggestion to work (which at the > moment does not) > - I'm hoping yo

Re: [R] Color barplots with a conditional?

Hello, There are some specific examples included in the help of barplot() that answer your question. Regards, Carlos Ortega www.qualityexcellence.es On Wed, Sep 14, 2011 at 10:14 PM, Allie818 wrote: > I've made a barplot that has several bars. I'd like the bars to be colored &

Re: [R] Colour code y-axis labels on a dot plot

Hi, You can use scales() and parametrize it with a list where you can define colors, fonts, etc. I could not test it on your code because variable "Commodity" is not present in the dataset you provided. Regards, Carlos Ortega www.qualityexcellence.es On Thu, Sep 15, 2011 at 11:03 AM,

Re: [R] Need formatting help - ctree - plot.party - node_hist

Hi, You can get something better in this way: plot(mtree,terminal_panel=node_barplot(mtree, ylines=1.2, gap=0.05)) Check node_barplot() for details, although it does not offer for barplots the possibility to graph it horizontally. Regards, Carlos Ortega www.qualityexcellence.es On Thu, Sep 8

Re: [R] global optimisation with inequality constraints

Hi, I think this other post could help: http://stackoverflow.com/questions/7328104/optim-with-inequality-constraint Regards, Carlos Ortega www.qualityexcellence.es On Thu, Sep 8, 2011 at 3:54 PM, Liu Evans, Gareth < gareth.liu-ev...@liverpool.ac.uk> wrote: > Dear All, > >

Re: [R] "rpart" or "tree" function issue

Hi, Use packages "rpart.plot" or "maptree" to enhance the tree drawing. Or another alternative, use "party" package that offers much more graphing possibilities. Regards, Carlos Ortega www.qualityexcellence.es On Thu, Sep 8, 2011 at 5:27 PM, Brian Jensvold wro

Re: [R] problems with function read.table

sider the division by cero with a "IF" and get back a NA if that happens. And finally, instead of using na.omits use option na.rm=T to get done your calculations: > mean(c(12,23,24,45,67,NA), na.rm=T)[1] 34.2 Regards, Carlos Ortega www.qualityexcellence.es On Thu, Sep 8, 2011 at 4

Re: [R] monthly boxplot

Hi, Yes. Use lines() Regards, Carlos Ortega www.qualityexcellence.es On Tue, Aug 9, 2011 at 4:17 PM, Fernando Andreacci wrote: > It worked, thanks. > > Is there a way to put a trend line through the boxplots? > > > On Tue, Aug 9, 2011 at 10:58 AM, David Winsemius >wrot

Re: [R] plotting groups via density and different colors

= "bottom") ) Regards, Carlos Ortega www.qualityexcellence.es On Mon, Jul 18, 2011 at 3:50 PM, Jacob Kasper wrote: > I have a data set that looks like this: > dene <- data.frame(length = > c(35,32,33,34,41,40,46,35,41,40,45,36,38,37,39,40,42

Re: [R] bar chart issue

, skip=1, as.is = TRUE, col.names=c("Parasite", "Year", "Infected") ) barchart( Infected ~ Parasite, data=DF, groups=as.factor(Year), auto.key = list(space = "bottom"), origin=0 )

Re: [R] RMySQL, RODBC, dbReadTable and ISO-8859-1 (Spanish data)

Hola Mario, No sé si finalmente pudiste solucionar el problema que planteaste, por si todavía lo tienes te sugiero que incluyas el correo en la lista de ayuda de R pero en español R-help-es. Puedes darte de alta aquí: https://stat.ethz.ch/mailman/listinfo/r-help-es Saludos, Carlos Ortega

Re: [R] Procesamiento paralelo

Hola Javier, Sí, mira este detalle: http://cran.at.r-project.org/web/views/HighPerformanceComputing.html Saludos, Carlos Ortega www.qualityexcellence.es 2011/6/14 Javier Alfonso Valdés > Hola, soy nuevo en la lista y en R, disculpen esta pregunta, pero no he > encontrado infor

Re: [R] k-nn hierarchical clustering

Hi, Yes, check for function ann in package "yaImpute". Regards, Carlos Ortega www.qualityexcellence.es On Thu, Jun 9, 2011 at 1:51 PM, Christian Hennig wrote: > Hi there, > > is there any R-function for k-nearest neighbour agglomerative hierarchical > clustering? >

Re: [R] multiple variables Y and X

Hello, You can do that like in the example included in the function step() lm1 <- lm(Fertility ~ ., data = swiss) But my advise is that prior to doing that, you should check this old thread in this list: http://tolstoy.newcastle.edu.au/R/e4/help/08/02/2842.html Regards, Carlos Ort

Re: [R] Find Principal Component Score per year

Hello, First, you can try to split your data frame in this way: list.year<-split(pca, unique(pca$year)) And then apply the principal component analysis over the list "list.year". Regards, Carlos Ortega www.qualityexcellence.es On Tue, Mar 22, 2011 at 12:35 PM, mathijsdevaan

Re: [R] fitting a distribution to a ecdf plot

es the "nls" library, but also you can use nlwr() as well. Or check the library NISTnls for particular examples. Regards, Carlos Ortega www.qualityexcellence.es On Tue, Mar 15, 2011 at 5:23 PM, Lathouri, Maria < m.lathour...@imperial.ac.uk> wrote: > Actually I have already done

Re: [R] trunc function

Hola Felipe, Sí, la función es round(). Por cierto, tenemos una lista de ayuda del R en español. Te puedes suscribir aquí: https://stat.ethz.ch/mailman/listinfo/r-help-es Saludos, Carlos Ortega www.qualityexcellence.es On Wed, Mar 9, 2011 at 10:36 AM, Luis Felipe Parra < felipe

Re: [R] consulta

to que sería necesario que consultaras alguno de los múltiples manuales (algunos en español) de introducción al R. Saludos, Carlos Ortega www.qualityexcellence.es 2011/3/8 Valeska Yaitul > Hola > soy novata en el programa R, pero lo encuentro súper interesante, tengo un > par de consultas..

Re: [R] Code for The R Book

Hello, You can find the code here: http://www.bio.ic.ac.uk/research/mjcraw/therbook/index.htm <http://www.bio.ic.ac.uk/research/mjcraw/therbook/index.htm>Regards, Carlos Ortega. On Thu, Dec 16, 2010 at 9:31 PM, Paul Miller wrote: > Hello Everyone, > > Does anyone have the

Re: [R] decision tree with weighted inputs

Hi, In the R-Help history there have been similar questions to yours. As a starting point you can check this: http://tolstoy.newcastle.edu.au/R/e2/help/07/01/9138.html Regrads, Carlos. On Thu, Jul 22, 2010 at 6:37 PM, David Shin wrote: > I'd like to train a decision tree on a set of weighted

Re: [R] Combining several plots besides a dendrogram?

Hello, Check for function "layout". With it you can create separate plotting regions one for each graph. And these regions can be customized depending on the size of the objects you want to plot. Regards, Carlos. On Fri, Jul 2, 2010 at 1:34 PM, Tal Galili wrote: > Hello all, > > I would like t

Re: [R] Knowledge discovery

Hello, For the first question, you can use "table" function. Read how to apply it, it is very straitghforward. Once you have the most common combination, you have to investigate further this combination to apply a statistical model to it. What model?. It depends on what are you looking for. Rega

Re: [R] possible to plot number line in R?

Hello, If I understood well, you can compose that with "text" or "mtext" functions. Regards, Carlos. On Thu, Jul 1, 2010 at 1:38 PM, jim holtman wrote: > ?segments > > Do provide an example of the data and what you what to do with it. > > On Thu, Jul 1, 2010 at 7:18 AM, Kroepfl, Julia > (julia

Re: [R] Fancy Page layout

Hello, You can the same as trellis but with the standar graphics library in the direction you are exploring. Use par(mfrow=c(5,2)) to display your graphics. The size and location of the graphics can be managed with the layout() function, present in the graphics library. And with mtext and text fu

Re: [R] OT: Software for specific visualisation of data...ideas?

MS PowerPoint (version 2007 or beta 2010) although difficult for so dense graphic. Prefearable: MindManager although is $$. Use the Trial. Regards, Carlos. On Tue, Jan 19, 2010 at 5:27 PM, Gavin Simpson wrote: > Dear List, > > A student in the Department where I work would like to produce a gra

Re: [R] (2nd part) variable name substitution

=ylab) boxplot(y ~ x, main=paste("Boxplot of", ylab, "by", xlab), xlab=xlab, ylab=ylab) } Regards, Carlos. On Tue, Jan 19, 2010 at 5:21 PM, Ivan Calandra wrote: > Thank you for your answer, I got the second part! > Ivan > > > Le 1/19/2010 17:03, Carlos Orte

Re: [R] (2nd part) variable name substitution

Hello, You can loop in the subset you need by storing in a variable and looping on that variable with indexes: seq.dat<-c(seq(7,10,1), seq(12,17,1)) for( i in 1:length(seq.dat) ) { j<-seq.dat[i] with(ssfa, twoplots(TO_POS, ssfa[[j]])) } Regards, Carlos. On Tue, Jan 19, 2010 at 4:53 PM, Ivan C

Re: [R] MatLab SimBiology

Hello, Please look here: http://crantastic.org/search?q=biology Regards, Carlos. On Fri, Oct 30, 2009 at 6:12 PM, wrote: > Is there any R package that implements the same capability of MatLab > toolbox called SimBiology ? > We are expecially interested i