[R] Bug in list.files(full.names=T)

nd with a path separator. My question would now be if this warrants a bug report? And if you agree, could someone issue the report since I'm not a member on Bugzilla? Thank you and best regards, Mario Reutter [[alternative HTML version deleted]] ___

[R] Fitting survival trees with competing risk

any R package for this fit? Thank you very much in advance. Mario Petretta ---- Mario Petretta, MD, FAHA Professor of Internal Medicine Department of Translational Medical Sciences Naples University "F

[R] R: forest plot metafor

Many tanks to Wolfgang Viechtbauer for his time and help. The suggested code works very well Mario Petretta. __ Message: 11 Date: Sat, 12 Dec 2015 17:22:20 +0100 From: "Viechtbauer Wolfgang (STAT)"

[R] R: forest plot metafor

frame. However, I again ask: Using: forest(res, showweights=TRUE) it is possible to directly order the columns, simply placing the weights after effect size and CI? Sincerely Mario Petretta -Messaggio originale- Da: Michael Dewey [mailto:li...@dewey.myzen.co.uk] Inviato: venerdì

Re: [R] Weird behaviour function args in ellipses

t expected this behaviour (again my fault). I read others aspects of manual, but this that I supposed to know (my fault). But ok, we learn with our faults. And this is good! Hadley, thank you for options! Best regards, Mario On 11 Dec 2015 18:30, "Hadley Wickham" wrote: > On Fri, D

Re: [R] Weird behaviour function args in ellipses

tion to disable partial match, but it seems that is not possible. Program with hacks for this will be sad. Best regards! Mario On 11 December 2015 at 15:55, David Winsemius wrote: > > > On Dec 11, 2015, at 9:40 AM, Mario José Marques-Azevedo < > mariojm...@gmail.com> wrote: &g

[R] Weird behaviour function args in ellipses

- list(...) cat("col.range =", col.range, "\n") cat("dots =\n") print(dots) } fn2(1, b=2, col="red") # Output col.range = black dots = $col [1] "red" It works! I'm using R version 3.2.2. Best regards! Mario [[alternative HTML vers

[R] forest plot metafor

le: data.bcg)? Thanks for your attention Mario Petretta Professor of Internal Medicine Department of Translational Medical Science Naples University “Federico II” - Italy _ <http://www.avast.com/> Questa e-mail è priva di virus e malware perché è

[R] R: help with metasens

Obviously metafor and not metaphor. Sorry Mario [[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

[R] R: help with metasens

Many thanks for your suggestion. I will try a new database search and the hc metaphor function. Mario PS: what is diagonal bacn? -Messaggio originale- Da: Michael Dewey [mailto:li...@dewey.myzen.co.uk] Inviato: mercoledì 12 agosto 2015 18.19 A: petre...@unina.it; r-help@r-project.org

Re: [R] Contrast anova multi factor

185 0.0154 * f1b 0.4651 0.3720 1.251 0.2513 f2II -1.2658 0.3720 -3.403 0.0114 * I do not know what is Intercept value in this case. I expected that it is mean of level "a" of f1 and level "I" of f2, but not. Best regards, Mario On 26 Ap

[R] Contrast anova multi factor

r not interaction term, but he explain that Intercept is mean of first level of the factors. Best regards, Mario ..... Mario José Marques-Azevedo Ph.D. Candidate in Ecology Dept. Plant Biology, Institute of Biology University of Cam

Re: [R] Comparing summary hazard ratios in meta-analysis

Many thanks again for your suggestions. Sorry. Effectvely there was a mistake in the HR I previously submitted. As suggested, I started from scratch and the correct HR are: HR 3,12 (2,24-4.35) HR 1,25 (1,03-1,52) Mario On 23/11/2014 09:23, Viechtbauer Wolfgang (STAT) wrote

[R] R: Comparing summary hazard ratios in meta-analysis

them in a single data frame and thereafter performing the meta-regression incorporating the moderator. Mario -Messaggio originale- Da: Viechtbauer Wolfgang (STAT) [mailto:wolfgang.viechtba...@maastrichtuniversity.nl] Inviato: venerdì 21 novembre 2014 15:37 A: Michael Dewey; Mario

[R] Comparing summary hazard ratios in meta-analysis

: HR 1.25 (95% CI 1.03 - 2.6) It is possible or I'm comparing apples with oranges? Any suggestion is welcome. --- Mario Petretta Associate Professor of Internal Medicine Department of Translational Medical Sciences Naples University Federi

[R] 3D scatterplot and agreement among three methods in the same subject

ed in this example. Any suggestion is welcome. --- Mario Petretta Associate Professor of Internal Medicine Department of Translational Medical Sciences Naples University Federico II Italy __ R-help@r-p

[R] R: interpreting weight in meta-analysis of proportion

Fine ! Many many thanks! Mario -Messaggio originale- Da: Bernd Weiss [mailto:bernd.we...@uni-koeln.de] Inviato: venerdì 18 aprile 2014 15.58 A: petre...@unina.it; R-help@r-project.org Oggetto: Re: [R] interpreting weight in meta-analysis of proportion On 18.04.2014 13:02, petre

[R] merge two forest plot in one graph with meta package

metaCMD, fontsize=12, squaresize=0.6, just.studlab="left", leftcols="studlab", rightcols="effect") but it do not works Thanks for your attention Mario Petretta Department of Translational Medical Science Naples University "

[R] Remove from the mailing list

Dear administrators, I tried to stop receving mails from your webpage to my current mail ( gaiarr...@usal.es). I try to do it through your webpage but i was not able. I would appreciate to be removed from the mailing list. Thanks in advance. -- Mario Garrido Escudero Dpto. de Biología Animal

[R] out of the mailing list

Hello, I want to stop receiveng mails from R help forum, thanks. This is my data : Mario Garrido Escudero Dpto. de Biología Animal, Ecología, Parasitología, Edafología y Qca. Agrícola Fac. de Farmacia Campus Unamuno Universidad de Salamanca gaiarr...@usal.es [[alternative HTML version

Re: [R] Postscript files graphic quality and other problems

ry on LyX too and is ok. The problem is in Word/OpenOffice. Thank you and excuse me again. Best regards, Mario On 14/04/2013 15:00, Duncan Murdoch wrote: > On 13-04-14 1:11 PM, Mario José wrote: >> Hi all, >> >> I try to save graphic as eps file, but I have probles with qual

[R] Postscript files graphic quality and other problems

howed. Best regards, Mario __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.

Re: [R] building a regression model

27;' on right-hand side explain why the result of add1 did not have an ``A'' row? Best, Mario On Fri, Jan 4, 2013 at 6:53 PM, dada wrote: > Hi > > I am trying to build a regression model. My data looks like this: > > A B C D E &

Re: [R] Need help on dataframe

2 V3 V4 1 6.5 6.75 7.33 3.75 2.17 2 18.5 6.75 6.916667 4.33 4.00 3 30.5 6.75 7.33 3.75 2.17 Best, Mario On Sat, Jan 5, 2013 at 8:33 AM, Simonas Kecorius wrote: > Dear R users, I came up to a problem by taking means (or other summary > statistics)

Re: [R] How to plot multiple time series with different time base in same plot?

Hi Matthijs, Look at the code in the attached file and try it out. Best, Mario On Fri, Jan 4, 2013 at 5:53 PM, Matthijs Daelman wrote: > Hi > > I have to time series with a different time base. > > The first has only sporadic datapoints: > 2011-02-01 15.29130 > 2011-02-

Re: [R] Iterative loop using "repeat"

our function, will never terminate. Otherwise, your code fragment is opaque, and unless you tell me something you have not stated in your email, I cannot help you. I'm sorry. Best, Mario On Fri, Jan 4, 2013 at 6:13 AM, mary wrote: > Hi, > I'm Marianna > I'm trying to apply

[R] Version Controlled CRAN Packages

t I find examples of groups creating and maintaining local source repositories for R and its packages? Sincerely, -- Mario Bourgoin [[alternative HTML version deleted]] __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo

[R] Effective degrees of freedom

imated for more complex regressions, but I was not able to find detailed information about it. Does any one of you know if I have to estimate those effective degrees of freedom for a simple Pearson correlation test? Thank you very much in advance, -- -mario

[R] Displaying percentages within bars

='fill')   Is it possible to place percentages within each field of the bars? So, for instance, the dark blue field of color = "D" would contain a number of about 42.0%. A second question is how to change the size of this number.   Any comments are welcome! Mario [[altern

Re: [R] ColorBrewer question

It works! Thanks a lot for your explanations, Michael.   Good luck,  Mario Von: R. Michael Weylandt Cc: "r-help@r-project.org" Gesendet: 5:22 Montag, 30.Januar 2012 Betreff: Re: [R] ColorBrewer question I believe you need to use the scale_fill_br

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

Thanks, Carlos,    your solution looks nice, however, there are 4 bars instead of 2 i.e. bars are not stacked. Meanwhile I got a solution for that task. So thanks for sharing your version of it!   Good luck,  Mario Von: Carlos Ortega Cc: "r-help@r-projec

[R] ColorBrewer question

seq", pal = "Blues")" with no effect. This is my code:   p <- ggplot(data, aes(x = gender))  + scale_y_continuous("",formatter="percent") + xlab("Gender") + coord_flip() +      scale_colour_brewer(type="seq", pal = "Blues

[R] Horizontal stacked 100% bars with ggplot2

og vs. cat) so that % dogs + % cats are stacked in 1 bar and sum up to 100% (for each gender group 1 bar). How can this be done with ggplot2? Thanks for any comments! Mario [[alternative HTML version deleted]] __ R-help@r-project.org mailing

[R] pretty(range(data$z),10) Error

6 6 L 3 1 2 2 1 3 3 1 3 4 4 ... About 1.800 cases (more than 100 per segment). Did anybody experience similar problems?   Thanks for all comments,  Mario [[alternative HTML version deleted]] __ R-help@r-project.org mailing list https://stat.et

[R] Reply on "ggplot2 - tricky problem"

That comes really close to what I had in mind. Thanks a lot for helping out, Justin! Good luck,  Mario Re: [R] ggplot2 - tricky problem how bout: dat<-data.frame(id=1:4,city=c('berlin','munich'),likeability=c(5,4,6,5),uniqueness=c(3,4,4,4))

[R] ggplot2 - tricky problem

es in uniqueness on second plot) d) Drawing a line through mean points on each plot Hope I could explain it understandably. Any help is appreciated! Thanks a lot,  Mario [[alternative HTML version deleted]] __ R-help@r-project.org mailing list

[R] Filling a variable with unmentioned categories

is 0,00 - 0,19. Some prices are missing, e.g. 0,01 .   b) Supplemented data: price mentioned 0,00 1 0,00 1 0,01 0 0,02 1 0,03 1 0,03 1 0,04 1 0,05 0 0,06 0 0,07 0 0,08 0 0,09 0 0,10 1 0,11 0 0,12 0 0,13 0 0,14 0 0,15 0 0,16 1 0,17 0 0,18 0 0,19 1 0,19 1 0,20 0   Any ideas are welcome. Thanks a lot,

Re: [R] Numerical Format on axis

Thoiusand thanks to David and Don. Great help!   Mario Aachen, Germany Von: "MacQueen, Don" Cc: "r-help@r-project.org" ; David Winsemius Gesendet: 2:30 Donnerstag, 17.November 2011 Betreff: Re: [R] Numerical Format on axis To add to what

[R] Numerical Format on axis

Hello, list,    I'm new to R and I'm trying to produce a chart with currency values on the y axis. Values should be e.g. 1,00, 1,50, 2,00, etc. In fact they are 1,0, 1,5, 2,0, etc. How do I get R to show two digits after the comma on that axis?   Thanks for any help,  Mario [[a

Re: [R] Error with Source()

Normally is a missing comma in a function command list. Ciao! mario On 10-Nov-11 19:02, jim holtman wrote: You have a syntax error in your script. Take a look around line 884 On Thu, Nov 10, 2011 at 9:27 AM, ftonini wrote: Hi everybody, I started to receive a weird message

Re: [R] Win upgrade pb (virus)

protection. Voilà, no more problems. Thanks again! mario On 11-Nov-11 11:34, Mario Valle wrote: I just upgraded my Win7 32bits installation to 2.14.0 after deinstalling 2.12.x First thing I moved the win-library from 2.12 to 2.14 and executed a update.packages(ask='graphi

[R] Win upgrade pb (virus)

I had to remove the colorspace and ggplot2 packages. Is it a known problem? What else can I do (except removing the above packages or changing antivirus)? Thanks! mario -- Ing. Mario Valle Data Analysis and Visualization Group| http://www.cscs.ch/~m

[R] structural equation modelling with binary response

Dear R users, Apologies for the total beginner's question. I was wondering whether you could tell me if there is a structural equation modelling function that can handle binary data i.e. in similar manner to the GLM function with a binomial family. Best wishes,

Re: [R] How to add a double quote to a string

\"",tab,"\"", sep="") or query = paste('DROP TABLE IF EXISTS "',tab,'"', sep="") and tab="abc". no need for c() Ciao! mario Please help me to solve this problem -- View th

Re: [R] For loop for subset - repeating same over and over?

Not reproducible. Could you please attach the dataset QInflAvgbyPlot Otherwise I don't see anything obviously wrong here. Ciao! mario On 30-Sep-11 01:37, kelseyann wrote: SiteSpp<- c("ADHALP","ADLCON","ADLARC","

Re: [R] trouble with library(FEAR) and libgfortran.so.1

mario On 25-Sep-11 08:21, John P. Burkett wrote: Running R version 2.13.1 under Ubuntu 10.10 (kernel version 2.6.35-30-generic) on a x86-64 laptop with gfortran 4.4, I'm trying to install and use the FEAR package from http://www.clemson.edu/economics/faculty/wilson/Software/FEAR/fear.ht

Re: [R] Error: cannot allocate vector of size xxx

Paul I tested your suggestion of use the BIGLM package. With this package, model run with out any problem. regards 2011/9/22 David Winsemius > > On Sep 22, 2011, at 5:00 PM, Mario Montecinos Carvajal wrote: > > Michale and Paul >> >> Thanks for your quick respo

Re: [R] Error: cannot allocate vector of size xxx

aybe this is incorrect, maybe the syntax correct is that suggest for you (lm(length~ (as.factor(age) + as.factor(year) + as.factor(sex) +soi + k)^2), I will tray with this and after tell you. As data my workspace have 2.5 GB of memory. Regards David 2011/9/22 David Winsemius > > On Sep 2

Re: [R] Error: cannot allocate vector of size xxx

to see. > > > > Michael > > ...in addition, how large is your dataset? Please provide us with a self > contained example which reproduces this problem. You could take a look > at the biglm package. > > regards, > Paul > > > On Sep 21, 2011, at 10:41 PM,

[R] Error: cannot allocate vector of size xxx

d. I've been thinking in change the OS, but this is may last option. Regards I read -- Mario Montecinos C. Biologo Marino Dr (c) en Ciencias Universidad Austral de Chile Los acentos han sido omitidos voluntariamente para evitar incompatibilidades Evite enviar cartas impresas, cuidemos e

Re: [R] Unexpected behavior from which.max (or possibly max)

If I enclose x$i+x$window in parentheses it works: check.max<- function(x){obs.max<- which.max(x$elev[x$i:(x$i+x$window)]); obs.max} x$elev[x$i:x$i+x$window] means: x$elev[(x$i:x$i)+x$window] Simple. mario check.max(test) [1] 11 What am I missing? Here is sessionI

Re: [R] writeLines + foreach/doMC

Read something about parallel processing and how I/O should be done by a single process. Suggestion: write a different file from each thread then combine the results with cat or similar. Hope it helps mario On 04-Jul-11 11:58, Ramzi TEMANNI wrote: Hi I&#

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

): op <- options() op$encoding <- "iso-8859-1" options(op) but now in ubuntu it did not work. I am working in ubuntu 10.04 and R 2.10.1. I hope somebody could help me to figure it out. Thanks, Mario Martínez A. [[alternative HTML

[R] Can I disable Cairo?

that are forced to load and use CairoDevice if they wants better quality. I want to avoid this, is it possible? Thanks! mario -- Ing. Mario Valle Data Analysis and Visualization Group| http://www.cscs.ch/~mvalle Swiss National Supercomputing Centre (CSCS

Re: [R] EM vs Bayesian

Maybe it is better to ask this question on: http://stats.stackexchange.com/ The question is not R specific. mario On 24-Apr-11 16:16, Jim Silverton wrote: Hello, Is there any literature there that says that the EM is better/worse than a

Re: [R] Location of libraries in Windows

! mario On 18-Apr-11 09:22, Mario Valle wrote: I'm preparing to install 2.13, so I need a clarification about package location on disk. On window the packages I have installed are under C:\Users\mvalle\R\win-library\2.12 and the ones that come with R are under "

[R] Location of libraries in Windows

ld ask if moving all directories (except maybe base) from R\library to R\win-library\2.12 could be a "good thing to do". Or should I simply not update packages that come with R? Thanks for your help! mario -- Ing. Mario Valle Data An

Re: [R] Krylov subspace computations of matrix exponentials

Look at ExpoKit (http://www.maths.uq.edu.au/expokit/) It implement Krylov methods and is really fast. Unfortunately no R wrapper that I know yet. If you plan to implement it, I can provide my testing code. Ciao! mario On 14-Apr-11 10:16, Niels Richard Hansen wrote: I use

Re: [R] Non linear Regression: "singular gradient matrix at initial parameter estimates"

p1p2p4 199.48276 16.28664 -0.01987 residual sum-of-squares: 560.6 Number of iterations to convergence: 5 Achieved convergence tolerance: 5.637e-07 Ciao! mario On 12-Apr-11 18:01, Felix Nensa wrote: fit = nls(yeps ~ p1 / (1 + exp(p2 - x)) * exp(

Re: [R] Optimzing a nested function

P.S.: It is bad taste to call a variable 'sum' because it is a R function. Ciao! mario On 12-Apr-11 08:33, vioravis wrote: I am trying to optimize a nested function using nlminb. This throws out an error that y is missing. Can someone help me with the correct synt

Re: [R] Very simple question

paste(teste, collapse="+") ciao! mario On 08-Apr-11 12:44, Ronaldo Reis Junior wrote: teste <- c("A","B","C") -- Ing. Mario Valle Data Analysis and Visualization Group| http://www.cscs.ch/~mvalle Swiss National Superc

[R] Rotation Forest in R

Dear R users, I was wondering whether you could tell me if there are any R functions or packages that can implement Rotation Forest (not Random Forests) algorithm: http://www.computer.org/portal/web/csdl/doi/10.1109/TPAMI.2006.211 thanks in advance, Mario

Re: [R] hc2Newick is different than th hclust dendrogram

e.: z <- scan('data.Rdata') C <- matrix(z, 112, 112, byrow=TRUE) - add to your problem description all the packages you loaded to make the example work, i.e.: library('ctc') Hope it helps mario On 04-Apr-11 21:47, Jose Hleap Loz

Re: [R] Plotting MDS (multidimensional scaling)

Also try the asp parameter in plot. plot(fit2$points, xlab="Coordinate 1", ylab="Coordinate 2",main="Metric MDS",type='n',asp=1) text(fit2$points, labels = c('A','B','C','D'), cex=1) Hope it helps

[R] How to put line linking two plots

manually using Inkscape on the resulting pdf file. Is it possible to add it inside R? Should I switch to other charting packages? Thanks for the advice! mario set.seed(123) pdf("test.pdf", width=14, height=7) layout(matrix(c(1,1,2,3), 2, 2, by

Re: [R] Removing Bad Data

To recover also the date: x<- read.table('d.dat', na.strings='-') x$V1<- as.Date(x$V1, "%m/%d/%Y") Hope it helps mario On 16-Mar-11 06:45, Rahul Kaura wrote: I created a couple of timeSeries objects - when I was merging th

Re: [R] Removing Bad Data

062 -0.0138 -0.0173 -0.0065 09/30/2007 0.0197 0.0477 0.0410 0.0331 0.0114 0.0322 -- Ing. Mario Valle Data Analysis and Visualization Group| http://www.cscs.ch/~mvalle Swiss National Supercomputing Centre (CSCS) | Tel: +41 (91) 610.82.60 v. Cantonale

Re: [R] sprintf does not print

Use cat(sprintf('I did the the %d,%d \n',k,l)) The functions do not print in non interactive mode Hope it helps mario On 16-Feb-11 11:15, Alaios wrote: Dear all I have an sprintf inside a loop to track changes in variable's value. This sprintf sta

Re: [R] txtProgressBar examples?

ux. Ciao! mario On 15-Feb-11 13:41, Laurent Gatto wrote: 'R: Monitoring the function progress with a progress bar' [1] might b helpful. Laurent [1] http://ryouready.wordpress.com/2009/03/16/r-monitor-function-progress-with-a-progress-bar/ On 14 February 2011 18:32, Scott

[R] problem barplot width

eate barplot barplot(d,col=barcol,ylim=c(min(d-s*1.25),max(d+s*1.25)),space=0.1) thanks in advance for your help Best wishes, Mario __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.

[R] plot with 2 y axes

improve the above code or on how I could use other packages to create the plot I want. thanks! Mario "year","Temperature","Index" 1966,2.9,1 1967,4.5,1.24 1968,1.9,1.46 1969,1,1.37 1970,2.9,1.87 1971,4.3,2.66 1972,3.9,3.07 1973,4.3,3.91 1974,4.9,4.16 1975

[R] Fwd: Re: [R-sig-hpc] Working doSNOW foreach openMPI example

Whas missing the R in the command line: "mpirun -n --hostfile /home/hostfile R --no-save -f rtest.R" Hope this helps mario On 13-Jan-11 22:08, Justin Moriarty wrote: Hi, Just wanted to share a working example of doSNOW and foreach for an openMP

Re: [R] Grid drawing over the filled.contour's legend

Add the following lines before grid: # insert 3 lines of code, stolen from filled.contour(): mar.orig <- par("mar") w <- (3 + mar.orig[2]) * par("csi") * 2.54 layout(matrix(c(2, 1), nc = 2), widths = c(1, lcm(w))) Taken from thil list somewhere. Ciao!

Re: [R] [R-sig-hpc] Error in makeMPIcluster(spec, ...): how to get a minimal example for parallel computing with doSNOW to run?

Shouldn't -n be 4 in the bsub command? One master+3 slaves. This was required for snowfall, but I think doSNOW is similar. Hope it helps mario On 16-Dec-10 23:09, Marius Hofert wrote: Dear expeRts, I try to get a minimal example for parallel comp

Re: [R] Is there a way to have 'comment' keep a list?

Look at the help page, the example does exactly this by putting a two element vector of strings as comment. Hope it helps mario On 09-Nov-10 11:36, Tal Galili wrote: Hello all, I recently discovered the "comment" command. I see it can only hold a

[R] FYI: The First Cloud Portal to “R”

html Enjoy! mario -- Ing. Mario Valle Data Analysis and Visualization Group| http://www.cscs.ch/~mvalle Swiss National Supercomputing Centre (CSCS) | Tel: +41 (91) 610.82.60 v. Cantonale Galleria 2, 6928 Manno, Switzerland | Fax: +41 (91)

Re: [R] Artifacts in filled.contour+pdf

Thanks Baptiste! the problem with lattice (or more likely with my ignorance) is that it does not accept NA values. Ciao! mario On 26-Oct-10 07:38, baptiste auguie wrote: Hi, As an alternative, maybe you could use lattice::panel.levelplot.raster which I think doesn't

Re: [R] Artifacts in filled.contour+pdf

. mario On 26-Oct-10 02:30, David Winsemius wrote: On Oct 25, 2010, at 6:50 AM, Mario Valle wrote: Dear all, I'm using R 2.12.0 on Windows 7 (32bits) I created a filled contour from the attached data using the following code: load('bug.R

Re: [R] the function doesn´t work

(starting with #) to your code. Reading error messages is always useful too. Best mario On 26-Sep-10 09:28, jethi wrote: hi, sorry but i can´t remove the problem.but i change the programm a little bit. i didn´t work with r programm before, so its really hard for me to find my

Re: [R] the function doesn´t work

The message is clear. Just resove this problem before posting a terribly general and so not useful "it does not work". Best mario > f=outer(p,m,Vectorize(power)) Error in outer(p, m, Vectorize(power)) : object 'p' not found > persp(p,m,power,t

Re: [R] help me understand how things work.

print(k) and you see a lower triangular distance matrix. k[1] selects distances between 1 and 2 k[2] selects distances between 1 and 3 and so on. you have a distance matrix, not a single distance value, so you have to select which distance you need. Ciao! mario On 16-Sep

Re: [R] LOOping problem with R

When j==1 for loops from i down to zero. 5:0 is valid and means c(5,4,3,2,1,0) Hope it helps mario Nam Lethanh wrote: > Dear Guys, > > I do converting codes from Fortran into R and got stuck in solving LOOPING > procedure with R. In FORTRAN, it is (DO and

[R] FYI: matrix surprise

Some time ago someone asked for things that make R difficult to master. Here I want to record one R behavior that took me off-guard yesterday. Moral of the story: vectorialize, but don't exaggerate. Hope it helps mario ### A very simple data fra

Re: [R] Parallel computing on Windows (foreach)

R --slave -f your-script.r Hope it helps mario I looked at doMC and doRedis, but these do not run on Windows, as far as I understand. And doSNOW is something to use when you have a cluster, while I have a simple dual-core PC. It is not really clear for how to make parallel comp

Re: [R] drawing curve

x<-c(1:6) y<-c(.01,.09,.08,.03,.001,.02) plot(x,y, type='l') Please try ?plot before asking to the list. Ciao! mario On 10-Jun-10 12:11, suman dhara wrote: Sir, I have a problem regarding drawing curve.I pose the problem as follows: suppose I have two vectors

Re: [R] Merge usage to update data.frame

That is! Match, not merge is the solution. Ahhh, memory, memory... Thanks a lot! mario On 07-Jun-10 0:09, jim holtman wrote: try this: a V1 V2 1 AAA 1 2 BBB 2 3 CCC 3 u V1 V2 1 BBB 22 a$V2[match(u$V1, a$V1)]<- u$V2 a V1 V2 1 AAA 1 2 BBB 22 3 CCC

[R] Merge usage to update data.frame

which case the second dataset value is taken. Is there a better method than my last line kludge? Thanks for your help! mario t1 <- textConnection("AAA 1 BBB 2 CCC 3") a <- read.table(t1, stringsAsFactors=FALSE) close(t1) t2 <- textConnection("BBB

Re: [R] AM/PM strptime %p failing 2.11.0 WinXP

ched base packages: [1] stats graphics grDevices utils datasets methods base > Maybe you can try to set the LANGUAGE to English. Good luck! mario On 24-May-10 2:59, Samuel Dennis wrote: I am attempting to import dates in the following format to R: 5/20/2010 6:45:32 PM Unfor

Re: [R] apparent problems with the textConnection command

Is not a problem of textConnection. It it how strings work. In them \ is the escape character, so you have to enter \\ Hope it helps mario ravi wrote: > Dear list, > In my experiments in reading in text data, I have obtained some peculiar > results. I would appreciate an

Re: [R] Fitting a function

Have you tried Eureqa? http://ccsl.mae.cornell.edu/eureqa It tries to discover the model from your data. Try it, it is impressive (at least on my data). Ciao! mario On 14-May-10 15:07, Thomas Levine wrote: Actually, ignore my comment about that link. I don't think that li

Re: [R] sprintf funny behavior

Not always the result of a function is printed on screen. Use: for(i in 1:4) print(sprintf("%d",4)) ciao! mario Matt Young wrote: >> sprintf("%d",4) > [1] "4" >> for(i in 1:4) sprintf("%d",4) >> for(i in 1:4) print(4) > [1]

Re: [R] How to make legend with line+ character

! mario On 27-Apr-10 0:54, John Kane wrote: I suspect that you may have to construct the legend by hand (well, by explicit text commands anyway) Something like this seems to work and it should not be that difficult to write a function to handle the text commands. plot(1:10,10:1,lty=1,type

Re: [R] How to make legend with line+ character

Thanks Uwe and Henrique! Both solution works and both have the same niceness/work.required ratio :-) Thanks again! mario On 26-Apr-10 14:02, Uwe Ligges wrote: On 26.04.2010 13:32, Mario Valle wrote: Dear all, I have a multiline plot with each line labeled with a

[R] How to make legend with line+ character

es nothing with letters. Any idea? plot(1:10,10:1,lty=1,type='b', lwd=2,pch='a') legend("left", legend=c("ds1","ds2"), bty='n', col=1:2, lty=2,lwd=4,pch=letters) Thanks for your help! mario -

Re: [R] macro variable in R?

Why don't use a list? m <- list() for(i in 1:10) { m[[i]] <- matrix(NA, i, i) } then access them as m[[7]][1,6] Ciao! mario On 22-Apr-10 18:08, karena wrote: I need to create 10 matrices. say matrix 1-10. matrix_1 is 1 by 1 matrix_2 is 2 by 2 matrix_

[R] Unexpected warning from matplot

pch involved? Annoyance or feature? The fix (if needed) is simple. In the matplot code change: if (is.null(pch)) { to: if (is.null(pch) & (type[1] %in% c('p','b','o'))) { Best regards mario P.S.: R 2.9 on Win and Linux -- Ing. Mario Valle

Re: [R] Confusing concept of vector and matrix in R

Reframe the problem. Rethink why you need to keep dimensions. I never ever had to use drop. My .02 something mario Barry Rowlingson wrote: > On Tue, Mar 30, 2010 at 2:42 AM, Rolf Turner wrote: > >> Well then, why don't you go away and design a

Re: [R] printing text within if functions inside a for loop

Use: cat(sprintf("Long on %s at a price of %f\n",dates[j],data[j])) Hope it helps mario Tian Pan wrote: > Hi > > I am having a problem with outputting text inside an if function. I have the > following code: > > for (j in 20:length(bb.up)) &

Re: [R] Creating images without X11

he "solution" does not help you). Ciao! mario On 14-Mar-10 6:14, Sharpie wrote: Jillian E Kozyra wrote: Dear Colleagues, We are attempting to create trees using R with our Ruby on Rails application. However, we are running into a problem involving the creation of the

Re: [R] looking for a package to solve current-voltage equation I=f(I)

?optim RSiteSearch("nonlinear equation solver") CRAN task view (optimization) Do a little work for your own before asking other to work for you. mario On 12-Mar-10 13:25, PtitBleu wrote: Hello, I'm looking for a R-package to solve such an equation : http://n4.

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