Posts Tagged ‘ C ’

vRoom vRoom : Speeding up R with C

June 8, 2011
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vRoom vRoom : Speeding up R with C

Many times you don't want to trouble friends for help with menial tasks like moving furniture. But sometimes you need to step out and ask. Your friends are always happy to help, and after the heavy lifting is done you see how easy it can be. R likes to...

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Unused function parameters

May 8, 2011
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Unused function parameters

I have started redoing the source code measurements that appear in my C book, this time using a lot more source, upgraded versions of existing tools, plus some new tools such as Coccinelle and R. The intent is to make the code and data available in a form that is easy for others to use

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Software tools for data analysis – an overview

February 19, 2011
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Software tools for data analysis – an overview

by Szilard Pafka Discussions on various software tools (C, C++, Perl, Python, Unix shell, R, Matlab, SAS, SPSS, Excel, databases, Hadoop etc.) used in data analysis. Szilard Pafka (founder and co-organizer of the Los Angeles R users group) presents an … Continue reading →

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Consuming RdotNET

February 17, 2011
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Consuming RdotNET

In my explorations with R, Mathematica, FreeMat, MatLab, and RapidMiner (now with R support! Yay!), I’m seeing integration of R to be quite useful in building a trading app, as technical analysis is one of R’s fortés. For the sake of brevity, I’...

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Julien on R shortcomings

September 8, 2010
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Julien on R shortcomings

Julien Cornebise posted a rather detailed set of comments (from Jasper!) that I thought was interesting and thought-provoking enough (!) to promote to a guest post. Here it is , then, to keep the debate rolling (with my only censoring being the removal of smileys!). (Please keep in mind that I do not endorse everything

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Seamless R and C++ integration

July 28, 2010
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Seamless R and C++ integration

Video of the talk “Seamless R and C++ integration” by Dirk Eddelbuettel at the Los Angeles area R Users Group in March 2010 (to see the video in a larger size, click inside the video but outside the play button):

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plagiarism exposed!

June 14, 2010
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plagiarism exposed!

Last morn, I had the surprise of receiving the following email: This is to inform you that the following abstract has been submitted to the 3rd International Conference of the ERCIM WG on COMPUTING & STATISTICS (ERCIM’10) Ab#: 114 Title: Goodness of Fit Via Mixtures of Beta distributions Keywords: nonparametric estimation, posterior conditional predictive p-value.

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Computational Statistics

May 9, 2010
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Computational Statistics

Do not resort to Monte Carlo methods unnecessarily. When I received this 2009 Springer-Verlag book, Computational Statistics, by James Gentle a while ago, I briefly took a look at the table of contents and decided to have a better look later… Now that I have gone through the whole book, I can write a short

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AMCMC

November 30, 2009
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AMCMC

It seems to be something I am looking for: an interface between R and C for Bayesian analysis.http://www.probability.ca/amcmc/

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The most popular programming languages in 2008

October 26, 2008
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TIOBE has released the newest ranking for the most popular programming language here. Java remains the top popular programming language. C and C++ follow with Java. I dont' see R in this ranking. Maybe it doesn't belong to this group! Maybe I should ...

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