Publications by Tal Galili
New version of the Rcmdr package
This is the massage sent by John Fox to the R-pkgs mailing list: Dear R users, I’d like to announce a new version, 1.8-1, of the Rcmdr package. The Rcmdr (“R Commander”) package provides a basic-statistics graphical user interface (GUI) to R, implemented in Tcl/Tk via the standard R tcltk package. Beyond small changes an...
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Top 20 R posts of 2011 (and some R-bloggers statistics)
R-bloggers.com is now two years young. The site is an (unofficial) online R journal written by bloggers who agreed to contribute their R articles to the site. In this post I wish to celebrate R-bloggers’ second birthmounth by sharing with you: Links to the top 20 posts of 2011 Statistics on “how well” R-bloggers did this year An invitation...
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Aggregation and Restructuring data (from “R in Action”)
The followings introductory post is intended for new users of R. It deals with the restructuring of data: what it is and how to perform it using base R functions and the {reshape} package. This is a guest article by Dr. Robert I. Kabacoff, the founder of (one of) the first online R tutorials websites: Quick-R. Kabacoff has recently publishe...
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Merging two data.frame objects while preserving the rows’ order
Merging two data.frame objects in R is very easily done by using the merge function. While being very powerful, the merge function does not (as of yet) offer to return a merged data.frame that preserved the original order of, one of the two merged, data.frame objects. In this post I describe this problem, and offer some easy to use code to solve...
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SOPA and PIPA damage the Internet – R-bloggers off-topic post
Dear R people, It is a (VERY) rare event that I allow a non-R related content on R-bloggers. Today is one such rare a day. I do this in order to raise awareness of two bills in congress: H.R.3261 “Stop Online Piracy Act” and S.968 “PROTECT IP”, which could radically change the landscape of the Internet. These bills provide ...
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Interactive Graphics with the iplots Package (from “R in Action”)
The followings introductory post is intended for new users of R. It deals with interactive visualization using R through the iplots package. This is a guest article by Dr. Robert I. Kabacoff, the founder of (one of) the first online R tutorials websites: Quick-R. Kabacoff has recently published the book ”R in Action“, providing a detail...
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Printing nested tables in R – bridging between the {reshape} and {tables} packages
This post shows how to print a prettier nested pivot table, created using the {reshape} package (similar to what you would get with Microsoft Excel), so you could print it either in the R terminal or as a LaTeX table. This task is done by bridging between the cast_df object produced by the {reshape} package, and the tabular function introduced b...
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useR! 2012: Earlybird Registration for International R Users Conference, Nashville TN 12-15 2012
The 8th international R users conference useR! 2012 will be in Nashville TN USA June 12-15 with a special all-day pre-conference course from Bill Venables on June 11. We have a terrific lineup of half-day tutorials on June 12 and will have invited and contributed presentations of interest to a wide variety of R users. Details may b...
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Two courses in R programming by Ken Rice and Thomas Lumley
Ken Rice and Thomas Lumley will give a course on advanced R programming in two locations this summer. 1. In Edinburgh, June 13-15 (the week before the International Conference in Quantitative Genetics). See http://www.eisg2012.org.uk/ 2. In Seattle, July 23-25, as part of the Summer Institute in Statistical Genetics. See http...
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Workshop on Mixed and Multilevel Modelling with R in Toronto
Summer Program In Data Analysis (SPIDA): May 24th – June 1st, 2012 In its thirteenth season this year, ISR’s Summer Program in Data Analysis focuses on linear models, beginning with “standard” regression through generalized linear models, and extending to mixed or multilevel models, linear and non-linear and generalized, whic...
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