Speeding up ecological and evolutionary computations in R; essentials of high performance computing for biologists.

Computation has become a critical component of research in biology. A risk has emerged that computational and programming challenges may limit research scope, depth, and quality. We review various solutions to common computational efficiency problems in ecological and evolutionary research. Our revi...

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Main Authors: Marco D Visser, Sean M McMahon, Cory Merow, Philip M Dixon, Sydne Record, Eelke Jongejans
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2015-03-01
Series:PLoS Computational Biology
Online Access:https://doi.org/10.1371/journal.pcbi.1004140
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author Marco D Visser
Sean M McMahon
Cory Merow
Philip M Dixon
Sydne Record
Eelke Jongejans
author_facet Marco D Visser
Sean M McMahon
Cory Merow
Philip M Dixon
Sydne Record
Eelke Jongejans
author_sort Marco D Visser
collection DOAJ
description Computation has become a critical component of research in biology. A risk has emerged that computational and programming challenges may limit research scope, depth, and quality. We review various solutions to common computational efficiency problems in ecological and evolutionary research. Our review pulls together material that is currently scattered across many sources and emphasizes those techniques that are especially effective for typical ecological and environmental problems. We demonstrate how straightforward it can be to write efficient code and implement techniques such as profiling or parallel computing. We supply a newly developed R package (aprof) that helps to identify computational bottlenecks in R code and determine whether optimization can be effective. Our review is complemented by a practical set of examples and detailed Supporting Information material (S1-S3 Texts) that demonstrate large improvements in computational speed (ranging from 10.5 times to 14,000 times faster). By improving computational efficiency, biologists can feasibly solve more complex tasks, ask more ambitious questions, and include more sophisticated analyses in their research.
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spelling doaj.art-a54439ee3ca840539244820b83aacd8b2022-12-21T21:27:32ZengPublic Library of Science (PLoS)PLoS Computational Biology1553-734X1553-73582015-03-01113e100414010.1371/journal.pcbi.1004140Speeding up ecological and evolutionary computations in R; essentials of high performance computing for biologists.Marco D VisserSean M McMahonCory MerowPhilip M DixonSydne RecordEelke JongejansComputation has become a critical component of research in biology. A risk has emerged that computational and programming challenges may limit research scope, depth, and quality. We review various solutions to common computational efficiency problems in ecological and evolutionary research. Our review pulls together material that is currently scattered across many sources and emphasizes those techniques that are especially effective for typical ecological and environmental problems. We demonstrate how straightforward it can be to write efficient code and implement techniques such as profiling or parallel computing. We supply a newly developed R package (aprof) that helps to identify computational bottlenecks in R code and determine whether optimization can be effective. Our review is complemented by a practical set of examples and detailed Supporting Information material (S1-S3 Texts) that demonstrate large improvements in computational speed (ranging from 10.5 times to 14,000 times faster). By improving computational efficiency, biologists can feasibly solve more complex tasks, ask more ambitious questions, and include more sophisticated analyses in their research.https://doi.org/10.1371/journal.pcbi.1004140
spellingShingle Marco D Visser
Sean M McMahon
Cory Merow
Philip M Dixon
Sydne Record
Eelke Jongejans
Speeding up ecological and evolutionary computations in R; essentials of high performance computing for biologists.
PLoS Computational Biology
title Speeding up ecological and evolutionary computations in R; essentials of high performance computing for biologists.
title_full Speeding up ecological and evolutionary computations in R; essentials of high performance computing for biologists.
title_fullStr Speeding up ecological and evolutionary computations in R; essentials of high performance computing for biologists.
title_full_unstemmed Speeding up ecological and evolutionary computations in R; essentials of high performance computing for biologists.
title_short Speeding up ecological and evolutionary computations in R; essentials of high performance computing for biologists.
title_sort speeding up ecological and evolutionary computations in r essentials of high performance computing for biologists
url https://doi.org/10.1371/journal.pcbi.1004140
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