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Off topic:Spam on R help increase?
kate editor for R
Install RMySQL with R 2 4 0
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Re: R package development in windows BayesianFilter detected
Statitics Textbook any recommendation?
to draw a smooth arc
regular expression
Hardware for a new Workstation for best performance using R
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Suggestions for statistical computing course
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help comparing two median with R
zero random effect sizes with binomial lmer
lattice and several groups
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Lining up x y datasets based on values of x
Debugging R 's code: boxplot stats
A function for raising a matrix to a power?
subset
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[R] Timings of function execution in R [was Re: R in Industry]
acos(0 5) == pi/3 FALSE
Help with interfacing C & R
R and clinical studies
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multinomial logistic regression with equality constraints?
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Fwd: Re: Problem installing R packages

Hi I am trying to install the R libraries "rmutil " and "repeated " on a Mac OS X version 10.4.1 (which has the latest version of the Mac Developer tools installed) and I am having trouble compiling

Keeping memory usage low for a big script

Hi all I 've got a script that I run on several computers some with much less ram than others and I would like to try and keep the memory usage as low as possible. The script creates variables to

help: how to change the size of a window after it   has   been created

Marc Schwartz wrote > On Thu 2005-07-14 at 14 38 +0200 wu sz wrote > > >Hello > > > >I wish to plot some figures in a window in turn but the size of these > >figures is different so how can I chang

help: how to change the size of a window after it has   been   created

On Thu 2005-07-14 at 14 38 +0200 wu sz wrote > Hello > > I wish to plot some figures in a window in turn but the size of these > figures is different so how can I change the size of the window

Plotting greek symbols in plot titles, labels, etc.

Hi Can anyone please tell me how to use the escape sequences (e.g. \\*a for alfa) for plotting Greek symbols in for example plot titles? I have read the reference manual but can 't seem to get it t

help: how to change the size of a window after it has been created

Hello I wish to plot some figures in a window in turn but the size of these figures is different so how can I change the size of the window by resetting the parameters before each plotting? Thank

memory problem

I 'm a beginner in R and therefore I don 't know how serious my trouble is. After running a script ** *t** <-c(14598417794 649693)* *data** data.frame(read.spss( "C \\Ginters\\Kalibracija\\cal_data

Ellipse Cosrrespondence Analysis(Internal Stability)

I 'am a student of Educational Universiti of Indonesia. I take "Internal Stabiliti in Correespondence Analysis of Normal Distributerd Data " for my final task. I 've had problem with ellipse contructin

Pearson dispersion statistic

Thank you for your reply. I am aware of the good reasons not to use the deviance estimate in binomial Poisson and gamma families. However for the inverse Gaussian the choice seems to me less

Coxph with factors

Hello I am fitting a coxph model with factors. I am running into problems when using 'survfit '. I am unsure how R is treating the factors when I fit say > DATA <-data.frame(time.sec done f.p

tseries & GARCH & pred_garch method

Hi I had a quick question regarding the pred_garch function (as part of the tseries library garch.c) and specifically the function calculates the 'h ' vector of conditional variances h[n+1] if t

anova.lmlist output change

R-colleagues I have adapted the anova.lmlist function to use the model object name as the first column in the output instead of the string "Model n ". If there is general agreement can the change be

stripchart usage and alternatives

r 1 10 u c( "a " "a " "a " "b " "b " "b " "c " "d " "e " "e ") uf factor(u) rm tapply(r uf mean) stripchart(r~u vertical TRUE pch 21) stripchart(rm~levels(uf) vertical TRUE pch 3 add TRUE) ---------- the

crossed random fx nlme lme4

I need to specify a model similar to this lme.formula(fixed sqrt(lbPerAc) ~ y + season + y season data cy random ~y | observer/set correlation corARMA(q 6)) except that observer an

help: how to get the position of a value in a matrix

Hello I have a data set matrix of 1200 * 15. How can I get the position of a specific value in the matrix? I use "seq(along x)[x > value] " to look for the position of the value in the matrix but

Proportion test in three-chices experiment

Hi I wish to analyze with R the results of a perception experiment in which subjects had to recognize each stimulus among three choices (this was a forced-choice design). The experiment runs under

Efficient testing for +ve definiteness

Dear R-users Is there a preferred method for testing whether a real symmetric matrix is positive definite? [modulo machine rounding errors.] The obvious way of computing eigenvalues via "E <- eigen

convert to chron objects

Hi I have a column of a dataframe which has time stamps like > eh$t[1] [1] 06/05/2005 01 15 25 and was wondering how to convert it to chron variable. Thanks a lot. Young.

plot the number of replicates at the same point

Dear R-helper I want to plot the following-like data x y 1 1 1 1 1 2 1 3 1 3 1 4 ...... In the plot that produced I don 't want to show the usual circles or points. Instead I want to show the n

Fieller 's Conf Limits and EC50 's

Folks I have modified an existing function to calculate 'ec/ld/lc ' 50 values and their associated Fieller 's confidence limits. It is based on EC50.calc (writtien by John Bailer) - but also borrow

maps drawing

Hello is there a package in R that would allow map drawing coastlines country/state boundaries maybe topography rivers etc? Thanks for any guidance Mark

Where 's iris?

Hi Where is the iris data set actually located in the R 2.1.0 folder (under W XP)? Is it a text file or it is a binary file? Ruben

R and stats courses

Apologies for cross-posting -- Final call. There are still 3 places available on each course -- We would like to announce three statistics courses in and around Aberdeen UK Course 1 Regression

any reference to get started clustering

Dear All Just start to use the long expected R my focus will be doing clustering on microarray data just wonder anyone can show me any references to conquer the steep learning curve? Thanks! B

Random fractal generator in R ?

Does one of the packages of R include functions to generate random fractals as for instance outlined in http //classes.yale.edu/fractals ? Heinz Schild

texture in barplots?

Dear R list For some reason I am unable to access neither search.r-project.org nor http //finzi.psych.upenn.edu/ so I cannot search the archives for a possible answer (I Googled for this but di

Rd.sty, Sweave, tex4ht

Hi I 'm using Sweave with tex4th to generate xhtml documents However there seems to be a problem with \Link defined in Rd.sty since this is also defined in tex4ht.sty My workaround was to replace the

unexpected par( 'pin ') behaviour

hi everybody I noticed the following in one of my scripts 'layout ' is used to generate a (approx. square) grid of variable dimensions (depending on no. of input files). if the no. of subplots (gr

Is there a working XML parser for the windows R Version 2   .0.1

I do not know if current XML package suppose to work for "windows R Version 2.0.1 " however current version of XML works fine for current version of R (2.1.1). Also version of XML available when R V

Is there a working XML parser for the windows R Version 2.0.1

Dear all the regular XML package does not work correctly with the R 2.0.1 windows version. Can anybody indicate a suitable alternative ? I need to dynamically read parse and process a HTML table in
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