Hidden Bibliographic Details
Other authors / contributors: | Tjhi, William, author.
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ISBN: | 9781783989270 1783989270 1783989270 1783989262 9781783989263
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Notes: | Includes index. Online resource; title from cover (Safari, viewed February 23, 2015).
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Summary: | Chapter 6: Simple Tweaks to Use Less RAM; Reusing objects without taking up more memory; Removing intermediate data when it is no longer needed; Calculating values on the fly instead of storing them persistently; Swapping active and non-active data; Summary; Chapter 7: Processing Large Datasets with Limited RAM; Using memory-efficient data structures; Smaller data types; Sparse matrices; Symmetric matrices; Bit vectors; Using memory-mapped files and processing data in chunks; The bigmemory package; The ff package; Summary; Chapter 8: Multiplying Performance with Parallel Computing This book is for programmers and developers who want to improve the performance of their R programs by making them run faster with large data sets or who are trying to solve a pesky performance problem.
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Other form: | Print version: Lim, Aloysius. R high performance programming : overcome performance difficulties in R with a range of exciting techniques and solutions. Birmingham, England : Packt Publishing, ©2015 iii, 159 pages Community experience distilled. 9781783989263
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