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Efficient Discovery of Ontology Functional...
Journal article

Efficient Discovery of Ontology Functional Dependencies

Abstract

Functional Dependencies (FDs) define attribute relationships based on syntactic equality, and, when used in data cleaning, they erroneously label syntactically different but semantically equivalent values as errors. We enhance dependency-based data cleaning with Ontology Functional Dependencies (OFDs), which express semantic attribute relationships such as synonyms and is-a hierarchies defined by an ontology. Our technical contributions are …

Authors

Baskaran S; Keller A; Chiang F; Golab L; Szlichta J

Journal

, , , pp. 1847–1856

Publisher

Association for Computing Machinery (ACM)

Publication Date

November 6, 2017

DOI

10.1145/3132847.3132879