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QUDT Units Vocabulary (without dimensions) Version 1.1

The QUDT Units Vocabulary is an RDF/OWL specifications of common units of measure in the science and engineering domains. All SI Units are included. Links, where possible, have been made to dbpedia using 'skos:closeMatch' and 'skos:exactMatch'.

Ontology Metadata

QUDT-UNITS-Vocab Catalog Entry

Catalog Entry

An 'Attribution' specifies how credit should be given when citing the creators of a piece of work. Attribution must use the specified attribution text and optionally use logos that are provided in the attribution details below., with the names of points of contact.

Attribution text should be stated as follows:

"The QUDT Ontologies are issued under a Creative Commons Attribution Share Alike 3.0 United States License. Attribution should be made to NASA Ames Research Center and TopQuadrant, Inc."

NASA ARC Attribution

TopQuadrant attribution

Governance [qudt:QUDT-Governance]

Governance concerns how an artifact is provisioned and managed over its lifecycle. Governance also concerns the status tracking and processes that need to exist on information objects and services for a successful initiaitve, mission, program, or project. Such governance needs to outline the relationships between all internal and external groups involved, describe the proper flow of information regarding to all stakeholders, ensure the appropriate review of issues encountered and ensure that required approvals and direction are obtained at each appropriate stage.

QUDT-Provenance

Provenance specifies the origin or source of some artifact. The primary purpose of provenance is to capture the time, place, and if appropriate the person responsible, for the creation, production or provisioning of The artifact. Provenance also captures a record of how a version may have been superceded by another version of the artifact.

QUDT-Pedigree

Pedigree captures aspects of an artifact that have to do with maturity, quality, salience, and accredidation.