Who Does What On Wikipedia Determines Article Quality

The quality of entries in the world's largest open-access online encyclopedia, Wikipedia, depends on how authors collaborate, a study by University of Arizona researchers has found. The research, they say, is the first to explain why some articles on the site are of much better quality than others. Wikipedia has an internal quality rating system for entries, with featured articles at the top, followed by A, B, and C-level entries. The team randomly collected 400 articles at each quality level and applied a data provenance model they developed in an earlier paper. read more

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