Title Statements
- Full title :Parallel R / Q. Ethan McCallum and Stephen Weston.
Summary
Annotation
Read More ↓Edition Statements
- Publication Date:©2011.
Publication Statements
- Publisher(s):O'Reilly Media
- Place of Publication:Sebastopol, Calif
- Language:eng
- Publication Date:©2011.
Notes
Title from publisher's web page (viewed Nov. 3, 2011).
The Physical Object
- Description:1 online resource (1 electronic resource) : : color illustrations
Edition Identifiers
- oclc:ocn759538656
- LC Classification:QA76.73.R3
- Dewey Decimal:005.133
Table of Contents
Table of Contents; Preface; Conventions Used in This Book; Using Code Examples; Safari® Books Online; How to Contact Us; Acknowledgments; Q. Ethan McCallum; Stephen Weston; Chapter 1. Getting Started; Why R?; Why Not R?; The Solution: Parallel Execution; A Road Map for This Book; What We'll Cover; Looking Forward...; What We'll Assume You Already Know; In a Hurry?; snow; multicore; parallel; R+Hadoop; RHIPE; Segue; Summary; Chapter 2. snow; Quick Look; How It Works; Setting Up; Working with It; Creating Clusters with makeCluster; Parallel K-Means; Initializing Workers
Load Balancing with clusterApplyLBTask Chunking with parLapply; Vectorizing with clusterSplit; Load Balancing Redux; Functions and Environments; Random Number Generation; snow Configuration; Installing Rmpi; Executing snow Programs on a Cluster with Rmpi; Executing snow Programs with a Batch Queueing System; Troubleshooting snow Programs; When It Works...; ...And When It Doesn't; The Wrap-up; Chapter 3. multicore; Quick Look; How It Works; Setting Up; Working with It; The mclapply Function; The mc.cores Option; The mc.set.seed Option; Load Balancing with mclapply; The pvec Function
The parallel and collect Function…
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