[R] Revolutions blog: April 2013 roundup

David Smith david at revolutionanalytics.com
Fri May 10 19:22:02 CEST 2013

I write about R every weekday at the Revolutions blog:
and every month I post a summary of articles from the previous month
of particular interest to readers of r-help.

In case you missed them, here are some articles related to R from the
month of April:

A critique of a SAS whitepaper comparing the performance of SAS, R and
Mahout: http://bit.ly/12jg9Bj

A video presentation from statistician Tess Nesbitt at UpStream, who
uses GAM survival models in R for marketing attribution analysis:

The April edition of the Revolution Analytics newsletter: http://bit.ly/12jgcgA

The "lahman" package provides access to baseball statistics from R:

New features in Revolution R Enterprise 6.2, now available:

Videos from Jeff Leek's Coursera course on data analysis with R:

Revolution Analytics named to CRN Big Data 100: http://bit.ly/12jgcgC

An informative discussion amongst data scientists: http://bit.ly/12jg9Bm

Why you should use R instead of Excel for statistics: http://bit.ly/12jg9Bn

An early preview of Revolution R Enterprise 7: http://bit.ly/12jg9Bo

A handy cheat sheet for symbols you can use in equations in R
graphics: http://bit.ly/12jgcgD

How to discretize data http://bit.ly/12jgcgE and perform stepwise
regression http://bit.ly/12jg9Bq  on big data with the RevoScaleR

Some useful lists for data scientists and statisticians (including 17
R-related sites): http://bit.ly/12jgcgK

R user group presentations from Dublin, Milan and Cambridge:

The R code behind Rodrigo Zamith's NCAA Tournament Visualizer:

The new bigvis package for visualizing large data sets: http://bit.ly/12jg9Bp

Using the RevoScaleR package to visualize big data with hex bin
charts: http://bit.ly/12jgcgJ

A look at SAS from an R programmer's perspective: http://bit.ly/12jg9Br

R version 3 is released, now supports big vectors: http://bit.ly/12jgcwY

New features in the RevoScaleR package: http://bit.ly/Yk79ww

Ten new R user groups around the world: http://bit.ly/12jg9Bu

Some non-R stories in the past month included: handy tech tips
(http://bit.ly/12jgcwZ), dogs that play ball with themselves
(http://bit.ly/12jgcx0), how open source software can reform
government (http://bit.ly/12jg9Bw), the PeerIndex Big Data 100
(http://bit.ly/12jg9Bx), quadrocopter vs Tesla coil
(http://bit.ly/12jgcx1), and a funny video about quirky programming
languages (http://bit.ly/12jg9By).

Meeting times for local R user groups
(http://blog.revolutionanalytics.com/local-r-groups.html) can be found
on the updated R Community Calendar at:

If you're looking for more articles about R, you can find summaries
from previous months at http://blog.revolutionanalytics.com/roundups/.
Join the Revolution mailing list at
http://revolutionanalytics.com/newsletter to be alerted to new
articles on a monthly basis.

As always, thanks for the comments and please keep sending suggestions
to me at david at revolutionanalytics.com . Don't forget you can also
follow the blog using an RSS reader, or by following me on Twitter
(I'm @revodavid).

# David

David M Smith <david at revolutionanalytics.com>
VP of Marketing, Revolution Analytics  http://blog.revolutionanalytics.com
Tel: +1 (650) 646-9523 (Seattle WA, USA)
Twitter: @revodavid
We're hiring! www.revolutionanalytics.com/careers

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