The R Journal Volume 2/2, December 2010 - R Project

hglm: A Package for Fitting Hierarchical Generalized Linear Models . . . . . . . . . . . . . . 20 .... there are non-obvious aspects of numerical analysis that should not be ...
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The

Journal Volume 2/2, December 2010

A peer-reviewed, open-access publication of the R Foundation for Statistical Computing

Contents Editorial . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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Contributed Research Articles Solving Differential Equations in R . . . . . . . . . . . . . . . . . . . . . . . . . . Source References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . hglm: A Package for Fitting Hierarchical Generalized Linear Models . . . . . dclone: Data Cloning in R . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . stringr: modern, consistent string processing . . . . . . . . . . . . . . . . . . . Bayesian Estimation of the GARCH(1,1) Model with Student-t Innovations . . cudaBayesreg: Bayesian Computation in CUDA . . . . . . . . . . . . . . . . . binGroup: A Package for Group Testing . . . . . . . . . . . . . . . . . . . . . . The RecordLinkage Package: Detecting Errors in Data . . . . . . . . . . . . . . spikeslab: Prediction and Variable Selection Using Spike and Slab Regression

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What’s New? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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From the Core

News and Notes useR! 2010 . . . . . . . . . . . . . . . Forthcoming Events: useR! 2011 . . Changes in R . . . . . . . . . . . . . Changes on CRAN . . . . . . . . . . News from the Bioconductor Project R Foundation News . . . . . . . . .

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The Journal is a peer-reviewed publication of the R Foundation for Statistical Computing. Communications regarding this publication should be addressed to the editors. All articles are copyrighted by the respective authors. Prospective authors will find detailed and up-to-date submission instructions on the Journal’s homepage. Editor-in-Chief: Peter Dalgaard Center for Statistics Copenhagen Business School Solbjerg Plads 3 2000 Frederiksberg Denmark Editorial Board: Vince Carey, Martyn Plummer, and Heather Turner. Editor Programmer’s Niche: Bill Venables Editor Help Desk: Uwe Ligges Editor Book Reviews: G. Jay Kerns Department of Mathematics and Statistics Youngstown State University Youngstown, Ohio 44555-0002 USA [email protected] R Journal Homepage: http://journal.r-project.org/ Email of editors and editorial board: [email protected] The R Journal is indexed/abstracted by EBSCO, DOAJ.

The R Journal Vol. 2/2, December 2010

ISSN 2073-4859

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Editorial by Peter Dalgaard Welcome to the 2nd issue of the 2nd volume of The R Journal. I am pleased to say that we can offer ten peerreviewed papers this time. Many thanks go to the authors and the reviewers who ensure that our articles live up to high academic standa