Metadata Quality

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Metadata Quality is responsible for data quality within the WorldCat bibliographic database, knowledge base, and registry. The team works closely with OCLC members on cataloging policy and data quality issues.

WorldCat validation

See all WorldCat validation release notes and known issues.

AskQC
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Find AskQC office hour information, recordings, and supporting materials.
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Frequently asked questions
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Frequently asked questions (FAQ) about WorldCat Quality, including FAQ about authority and bibliographic records, duplicate records, identities, policies, and VIAF.