Automatic Core-Developer Identification on GitHub:
A Validation Study

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RQ3: Which metrics and network-construction methods are most accurate in classifying developers into core and peripheral?

Percentage of privileged developers that are not part of the classification (individually for each project)

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all contributors
code contributors

Networks: all contributors
Accuracy assessment based on privileged events
privileged-developers-not-part-of-classification-allcontributors-privileged-3months
privileged-developers-not-part-of-classification-allcontributors-privileged-6months
privileged-developers-not-part-of-classification-allcontributors-privileged-9months
privileged-developers-not-part-of-classification-allcontributors-privileged-12months
privileged-developers-not-part-of-classification-allcontributors-privileged-3months-sliding
privileged-developers-not-part-of-classification-allcontributors-privileged-6months-sliding
privileged-developers-not-part-of-classification-allcontributors-privileged-9months-sliding
privileged-developers-not-part-of-classification-allcontributors-privileged-12months-sliding

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Networks: code contributors
Accuracy assessment based on privileged events
privileged-developers-not-part-of-classification-codecontributors-privileged-3months
privileged-developers-not-part-of-classification-codecontributors-privileged-6months
privileged-developers-not-part-of-classification-codecontributors-privileged-9months
privileged-developers-not-part-of-classification-codecontributors-privileged-12months
privileged-developers-not-part-of-classification-codecontributors-privileged-3months-sliding
privileged-developers-not-part-of-classification-codecontributors-privileged-6months-sliding
privileged-developers-not-part-of-classification-codecontributors-privileged-9months-sliding
privileged-developers-not-part-of-classification-codecontributors-privileged-12months-sliding

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