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Hello, does anyone have a reference, pointer, example etc.. on how to estimate the parameters for a classical SIR model for spread of disease with R? I am particlarly interested in the case where only the R term is known...

Dear List, I want to make a parallel coordinates plot with the specific variables on the abscissa and the cases on the ordinate should be dyed dependent on another nominal variable from the data frame. I use the parcoord function...

Hi, I being looking around but couldn't find a way to create a list of a list inside Rcpp. Is that possible? So far I tried: List ret1; List ret2; ret1["name1"] = resultsMatrix; ret2["name2"] = covarMatrix; List ret; ret...

Hi, I being looking around but couldn't find a way to create a list of a list inside Rcpp. Is that possible? So far I tried: List ret1; List ret2; ret1["name1"] = resultsMatrix; ret2["name2"] = covarMatrix; List ret; ret...

Ok, thanks! On 2015-10-29 09:03 PM, Duncan Murdoch wrote: > On 29/10/2015 6:38 PM, Marco Inacio wrote: >> Is there a function in R to get the set of all unit vectors which are >> orthogonal to...

I've just started using R and I would like to know how to do a pie chart; The "pie" comand does not exist in the R I am using, why? Thanks, Marcos -------------- next part -------------- An HTML attachment was scrubbed...

Hello I have 2 questions: 1. How I can do the test of hartley for homogeneity of variances? 2. How I can do the test of Box for homogeneity of variances? Thanks in advance -- Marco Vinisio Martinez Profesor Departamento de...

Hi does anyone know if there is any R function that preforms partial correlations analysis for censored data? I found a fortran program on the PSU website at http://www2.astro.psu.edu/statcodes/cens_tau.f but I was...

I suspect that your "treatment" levels are perfectly nested inside the "soilgroup" levels. If this were the case you can either use one of the factor in your analysis or the other, depending on what you want to analyze. Il...

Hola a tod en s: ¿Sabéis si en estos momentos hay o va a haber algún curso online de R gratuito?. O en el caso de que haya que pagar, ¿hay alguno económico?. ¿Alguna página...

Buen día a todos, Tengo datos meteorológicos diários de temperatura de unos 5 años y quisiera calcular el promedio multianual de los 12 meses para poder plotearlos y ver su comportamiento anual, lo he intententado con timeAverage...

Dear list, Is there a package available, which computes the "bidimemsional regression"? For literature see e.g. Tobler, W: Bidimensional Regression, Geographical Analysis, 26: 186-212. Friedman, A; Kohler, B 2003: Bidimensional regression: A method for assessing the configural similarity...

I am new to this field and I am currently studying the most basic problem of statistics, I think. I have an indicator that is 0 or 1 and many categorical and continuous variables. I have to create a predictive...

> > Dear Marco, > > I was trying using lattice barchart() but your suggestion will do the > trick. > > Many thanks > > Javier Lattice is great but a bit hard for me to learn and customize. I think you should use ltext() in this case...

Hi, How can I execute some scripts from within R. I have a large data file which I process (for instance with gawk, but not only) before performing some statistics. I would like to do this in R, so that...

Dear Ezra! Additionally to the already mentioned things, you can have a look at SAGA GIS for some geospatial operations. For geocoding purposes tom hengl used google maps. Here you can see his example: http://spatial-analyst.net/wiki/index...

Hi, I am conducting a survival analysis and I have been trying, with not success, to do a log-log survival plots. Does anyone know how to do it in R? By the way I am using version 1.0...

Full_Name: Marco Vezzoli Version: 2.2.0 2.1.0 2.0.0 OS: Solaris, Windows, Linux Submission from: (NULL) (57.78.11.38) The dnorm functions yield a wrong value when the standard deviation is near to 1e...

I'm trying to estimate a multinomial logit model but in some choices only alternatives from a subset of all possible alternatives can be chosen. At the moment I get around it by creating "dummy" variables to mean the alternative...

Hi everyone. I need an information about compatibility of R and Suse Linux. I have installed R 3.2.1 in Suse Linux 11 SP4 and I would like know if it?s compatible the upgrade for the new version...