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Hello, I have to build a function that takes a time serie and calculate the momentum. For each date of the serie, I have to build a loop to calculate it using the last few data. My problem is that it takes one minute to compute and I need to run this function very often. I would like to vectorize it, as much as possible. Can somebody help me? I have read the http://www.burns-stat.com/pages/Tutor/R_inferno.pdf tutorial but it seems I am not smart enou...

Hello, Which outlier detection test is robust for large dataset ? I think the detection test in the package 'outliers' are suitable for small data set (between 3 and 100). Do you know one for 20000 or more values ? Thanks, - Martial _________________________________________________________________ Inédit ! Des Emoticônes Déjantées! Installez les dans votre Me...

I have resumed developing R code on SuSE/Linux version 11.1 I installed the latest 64-bit R version available for my platform. Accidentally I figured out I still had an old R installation that, surprisingly, was not wiped out by the new SuSE installation from scratch. I suspect the new and old R versions got mixed up. I...

Hi, I am looking for a R package to draw 3d plot. But not in a static way like scatterplot3d or stuff like that. I would like to make rotate the plot, to zoom/unzoom etc..., actually to render the graph 'dynamic'... (for the biologist and bioinformatician, a R package which permitts to reproduce what pdb v...