The Extended Metadata Registry (XMDR) is a project proposing and testing a set of extensions to the
ISO/IEC 11179
The ISO/IEC 11179 Metadata Registry (MDR) standard is an international ISO/IEC standard for representing metadata for an organization in a metadata registry. It documents the standardization and registration of metadata to make data understandab ...
metadata registry
A metadata registry is a central location in an organization where metadata definitions are stored and maintained in a controlled method.
A metadata repository is the database where metadata is stored. The registry also adds relationships with r ...
specifications
A specification often refers to a set of documented requirements to be satisfied by a material, design, product, or service. A specification is often a type of technical standard.
There are different types of technical or engineering specificat ...
that deal with the development of improved standards and technology for storing and retrieving the
semantics
Semantics (from grc, σημαντικός ''sēmantikós'', "significant") is the study of reference, meaning, or truth. The term can be used to refer to subfields of several distinct disciplines, including philosophy, linguistics and comput ...
of
data element
In metadata, the term data element is an atomic unit of data that has precise meaning or precise semantics. A data element has:
# An identification such as a data element name
# A clear data element definition
# One or more representation terms
...
s,
terminologies, and concept structures in
metadata registries.
External links
XMDR web site
See also
*
metadata
Metadata is "data that provides information about other data", but not the content of the data, such as the text of a message or the image itself. There are many distinct types of metadata, including:
* Descriptive metadata – the descriptive ...
*
Metadata registry
A metadata registry is a central location in an organization where metadata definitions are stored and maintained in a controlled method.
A metadata repository is the database where metadata is stored. The registry also adds relationships with r ...
*
ISO/IEC 11179
The ISO/IEC 11179 Metadata Registry (MDR) standard is an international ISO/IEC standard for representing metadata for an organization in a metadata registry. It documents the standardization and registration of metadata to make data understandab ...
*
XML
Extensible Markup Language (XML) is a markup language and file format for storing, transmitting, and reconstructing arbitrary data. It defines a set of rules for encoding documents in a format that is both human-readable and machine-readable. T ...
Metadata registry
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