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Definition
Data about the data; parameters that describe, characterise, and/or index the data
Data about data, which provides an understanding of the content and utility of the data set. Metadata may be used to select on data for a particular scientific investigation. Metadata is intended as information describing significant aspects of a resource (Earth Observation space data in this context). They are created for the purposes of data search, discovery and access management and may exist at various levels, typically from data collection through to the individual variables of each data file in a collection.
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Description Information: the set of information, consisting primarily of Package Descriptions, which is provided to Data Management to support the finding, ordering, and retrieving of OAIS information holdings by Consumers. |
Source
WMO [RD19]
Reference Model for an Open Archival Information System (OAIS), Recommended Practice CCSDS 650.0-M-2, Magenta Book 2012; CEOS EO Data Stewardship Glossary
NESDIS Data Management Lexicon and Related Terms
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