curating github for engineered software projects€¦ · an empirical study of goto in c code from...
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CuratingGitHubforEngineeredSoftwareProjects
MeiNagappan
https://reporeapers.github.io/
CraigCabreyStevenKrohNuthan Munaiah
Whyisthistopicinterestingtoday?
AccesstoData
Whyisthistopicinterestingtoday?
4
ComputingPowerAccesstoData
5
Whyisthistopicinterestingtoday?
Whatcanwedowiththisdata?
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7
DataDrivenDecisionSupportforSoftwareStakeholders
Developer Maintainer
OperatorManager
BuildEngineer
AnEmpiricalStudyofGotoinCCodefromGitHub
RepositoriesMeiNagappan,RomainRobbes,YasutakaKamei,Éric
Tanter,ShaneMcIntosh,AudrisMockus,AhmedE.Hassan
However,thereisalurkingissue
WhataretheseprojectsonGithub?
85± 5%filesaresystemornetworkingfiles
Noise
• Studentprojects• Tutorialprojects• Personalprojects• Forkedprojects
Weneedtochooseengineered
softwareprojects
Sohowarewefindingengineeredsoftwareprojects?
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Stargazers/Watchers/Forks
Canwedobetter?
25
CurateGithub tofindtheengineeredsoftwareprojects
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Howdowedefineanengineeredsoftwareproject?
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Engg.SW
Project
Arch.
CI
Comm.
Doc.
History
Issues
License
Unittesting
MetricThreshold
Weight
Thresholds– 150Github Projects
HighStars,HighScore(100)
HighStars,butverylowscore(25)
LowStars,butveryhighscore(100)
Evaluation– Groundtruthdata
384Github reposweremanuallyanalyzed
Evaluation– 384Github reposweremanuallyanalyzed
Evaluation– 384Github reposweremanuallyanalyzed
Perfectprecision,butverylowrecall
https://reporeapers.github.io/Data
https://github.com/RepoReapers/reaper
https://reporeapers.github.io/
SourceCode
Data