Articles by Paolo

Bioconductor 2.5 is out

October 29, 2009 | Paolo

For all bioinformaticians and R users out there: the Bioconductor project  for the analysis and comprehension of genomic data is out! A lot of interesting new stuff! See the full announcement here.
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R 2.10.0 is Out!

October 26, 2009 | Paolo

The new R 2.10.0 is out! Get it from here. If you like take a look at these posts for some miscellaneous advices to make the upgrade easier. Fell free to contribute with suggestions about how to upgrade your R installation.
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The Elements of Statistical Learning

October 14, 2009 | Paolo

The Elements of Statistical Learning written by Trevor Hastie, Robert Tibshirani and Jerome Friedman is A-MUST-TO-READ for everyone involved in the data mining field! Now you can legally download a copy of the book in pdf format from the authors websit...
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R Flashmob #2

September 4, 2009 | Paolo

As I said before, I consider the R-Help mailing list an invaluable source of information if you want to get things done in R. Recently the stackoverflow website, a site where programmers can post and answer questions about a wide list of programming la...
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Rosetta Code

July 26, 2009 | Paolo

Today I'd like to suggest the interesting Rosetta Code site:Rosetta Code is a programming chrestomathy site. The idea is to present solutions to the same task in as many different languages as possible, to demonstrate how languages are similar and diff...
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Iran Election analyzed with R

June 19, 2009 | Paolo

Here you can find a very interesting post depicting the R strengths in 'real-time statistics'. I'd like to use the occasion to thank David Smith for hosting the best, imho, blog on R!  Follow Him on Twitter: @revodavid .
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Two plot with a common legend – base graphics

June 6, 2009 | Paolo

If you need to share a common legend between two graphs using the ggplot2 package/paradigm take a look at this post from the Learning R blog.The code below solves the same task using the R base graphics.png( "2plot1legend.png", width = 480, height = 68...
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Nice Interview

May 31, 2009 | Paolo

Here you can read a nice interview with David Smith, REvolution Computing’s Director of Community, statistician and bloggeR.
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Searching through mailing list archives

May 8, 2009 | Paolo

Romain Francois on his blog posted a very useful function to search through the R mailing list archives. Take a look at it here. Take also a look at the tm package introduced in  R News, 8(2):19–22, Oct. 2008 with an example dealing with analysi...
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screen in ubuntu 9.04

April 29, 2009 | Paolo

As I told in a previous post, I consider the unix tool screen essential for my work. It seems that the just released Ubuntu 9.04  contains a package that make it easier to configure and use. You can find the full story here.
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Colors in the R terminal

April 24, 2009 | Paolo

Today, I'd like to suggest a new R package that you can download from here. Still in its early development, the xterm256 package allows to print text in the R terminal using different colours. You can find more information here. The picture below depic...
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R 2.9.0 is Out!

April 21, 2009 | Paolo

The new R 2.9.0 is out! Get it here. If you like take a look at these posts for some miscellaneous advices to make the upgrade easier.
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Multiple plot in a single image using ImageMagick

March 31, 2009 | Paolo

Sometimes you need to add several plots/images either by row or by column to a single page/sheet.If you generate all your plot with R base graphics you can easily accomplished the task using the par() function, e.g., using par(mfrow=c(2,2)) and then dr...
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