Monthly Archives: July 2013

Development Update

July 25, 2013
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This is a quick update regarding the status of my R packages on google code. Since google decided to disallow uploads from Jan-2014 for existing projects, and immediately for new ones (meaning that the tarballs and zips could not be hosted on their servers anymore), I have had no choice but to return the development

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Development Update

July 25, 2013
By

This is a quick update regarding the status of my R packages on google code. Since google decided to disallow uploads from Jan-2014 for existing projects, and immediately for new ones (meaning that the tarballs and zips could not be hosted on their servers anymore), I have had no choice but to return the development

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Deferred evaluation in Renjin, Riposte, and pqR

July 24, 2013
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Deferred evaluation in Renjin, Riposte, and pqR

The previously sleepy world of R implementation is waking up.  Shortly after I announced pqR, my “pretty quick” implementation of R, the Renjin implementation was announced at UserR! 2013.  Work also proceeds on Riposte, with release planned for a year from now. These three implementations differ greatly in some respects, but interestingly they all try

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Another great year together. Have a good vacation!

July 24, 2013
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Another great year together. Have a good vacation!

Dear R users, August is just round the corner and MilanoR close for vacation. From September 2012, we have organized two meetings in Milano, the first Italian bioR day and two R courses. We published 14 posts in the blog. … Continue reading →

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A Note About proj4 in R

July 24, 2013
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It's been a long time since I had to transform some coordinates 'manually'. I mean I had a list of coordinates that I needed to project. There are some nice proprietary tools for it, but who needs them when the opensource is everywhere?Proj4 is an ...

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What is R? A new video on the history, community and applications of R

July 24, 2013
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We meet a lot of R users on our travels, and something we often hear from them is that while they're doing amazing things with R (incredible data visualizations, statistical analysis, and data science applications), their supervisors or peers may not know that the R language is involved, or that others could benefit from using it. It would be...

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Selecting subset of variables in data frame

July 24, 2013
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I frequently work with datasets with many variables. In this case I often need to apply some function to subset of variables in data frame. To simplify this task I wrote short function that allows me to specify what variables to include and what variables should be excluded.   I do choose subset of variables based on the following condition types: variable/column...

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Making infographics using R and Inkscape

July 24, 2013
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Making infographics using R and Inkscape

I have been making charts with R for almost as long as I have been using R, and with good reason: R is an amazing tool for filtering and visualizing data. With R, and particularly if we use the excellent ggplot2 library, we can go from raw data to compelling visualization in minutes. But what if we want...

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Archival, Analysis, and Visualization of #ISMBECCB 2013 Tweets

July 24, 2013
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Archival, Analysis, and Visualization of #ISMBECCB 2013 Tweets

As the 2013 ISMB/ECCB meeting is winding down, I archived and analyzed the 2000+ tweets from the meeting using a set of bash and R scripts I previously blogged about.The archive of all the tweets tagged #ISMBECCB from July 19-24, 2013 is and ...

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Making infographics using R and Inkscape

July 24, 2013
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Making infographics using R and Inkscape

I have been making charts with R for almost as long as I have been using R, and with good reason: R is an amazing tool for filtering and visualizing data. With R, and particularly if we use the excellent ggplot2 library, we can go from raw data to comp...

Read more »