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It’s tough to argue with R as a high-quality, cross-platform, open source statistical software product—unless you’re in the business of crunching Big Data. This concise book introduces you to several strategies for using R to analyze large datasets. You’ll learn the basics of Snow, Multicore, Parallel, and some Hadoop-related tools, including how to find them, how to use them, when they work well, and when they don’t. | Data Analysis in the Distributed World O REILLY Q. Ethan McCallum Stephen Weston www.it-ebooks.info Parallel R It s tough to argue with R as a high-quality cross-platform open source statistical software product unless you re in the business of crunching Big Data. This concise book introduces you to several strategies for using R to analyze large datasets. You ll learn the basics of snow multicore parallel and some Hadoop-related tools including how to find them how to use them when they work well and when they don t. With these packages you can overcome R s single-threaded nature by spreading work across multiple CPUs or offloading work to multiple machines to address R s memory barrier. snow works well in a traditional cluster environment multicore popular for multiprocessor and multicore computers parallel part of the upcoming R 2.14.0 release R Hadoop provides low-level access to a popular form of cluster computing RHIPE uses Hadoop s power with R s language and interactive shell Segue lets you use Elastic MapReduce as a backend for lapply-style operations Purchase the ebook edition of this O Reilly title at oreilly.com and get free updates for the life of the edition. Our ebooks are optimized for several electronic formats including PDF EPUB Mobi APK and DAISY all DRM-free. Strata Making Data Work Strata is the emerging ecosystem of people tools and technologies that turn big data into smart decisions. Find information and resources at oreilly.com data. US 21.99 CAN 23.99 ISBN 978-1-449-30992-3 9 7 8 1 4 4 9 3 0 9 9 2 3 .5 2 199. Illlllllllllllll Twitter @oreillymedia facebook.com oreilly O REILLY oreilly.com www.it-ebooks.info Parallel R Q. Ethan McCallum and Stephen Weston o REILLY Beijing Cambridge Farnham Koln Sebastopol Tokyo .
