Blog Archives

Word Cloud in R

July 27, 2011
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Word Cloud in R

A word cloud (or tag cloud) can be an handy tool when you need to highlight the most commonly cited words in a text using a quick visualization. Of course, you can use one of the several on-line services, such as wordle or tagxedo ,...

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R meets XKCD

July 14, 2011
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R meets XKCD

Being a big fan of XKCD and, of course, of the R programming language, I thought that a package which allows to display my favorite strips  would something (useless) but cool! So, mimicking the approach (and the code) of the fortunes pac...

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Installing Multiple Version of R in parallel on the same machine – Mac OS X

June 24, 2011
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Installing Multiple Version of R in parallel on the same machine – Mac OS X

In a few days I'm going to attend a Bioconductor Course; I was requested to install on my MacBook (Mac OS X 10.5.8) a developer version of R (plus ad hoc Bioconductor packages). In order to keep my old R installation ((2.13) along side the ne...

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R 2.13.0 is released!

April 14, 2011
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R 2.13.0 is released!

The new R 2.13.0 is out! Get the source code from here. Take a look at these posts for some miscellaneous advices to make the upgrade easier. Also this thread on stackoverflow and this post contributed by Tal Galili&nbs...

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R 2.13.0 is released!

April 14, 2011
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R 2.13.0 is released!

The new R 2.13.0 is out! Get the source code from here. Take a look at these posts for some miscellaneous advices to make the upgrade easier. Also this thread on stackoverflow and this post contributed by Tal Galili&nbs...

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Plotting images on a grid using R or Python

February 2, 2011
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Plotting images on a grid using R or Python

A thread depicting how to insert a png image in a plot, thanks to Stackoverflow: plotting-images-on-a-grid. A very basic tip, still useful to someone.

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Plotting images on a grid using R or Python

February 2, 2011
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Plotting images on a grid using R or Python

A thread depicting how to insert a png image in a plot, thanks to Stackoverflow: plotting-images-on-a-grid. A very basic tip, still useful to someone.

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R Journal 2/2

December 31, 2010
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R Journal 2/2

The last gift of 2010: R Journal 2/2 is out! Get it from here.

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R Journal 2/2

December 31, 2010
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R Journal 2/2

The last gift of 2010: R Journal 2/2 is out! Get it from here.

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A R wrapper for Google Prediction API

November 8, 2010
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A R wrapper for Google Prediction API

Since I got the chance to access to both Google Storage for Developers and Google Prediction API (more details here and here), I decided to create a simple wrapper (just 4 basic functions until now) to be capable to play with the Google Prediction API ...

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