Some of these elements
are broken down into further qualifications such as the ???Date??? element. The qualifiers of the
???Date??? element include valid date, issued date, modified date, available date, and created
date. These qualifiers provide additional semantic definitions that enable a closer definition
of the semantic meaning of the object. In addition, expansion of these basic elements is
encouraged in order to expand the utility and value for each organization.
Semantic.Metadata
Semantic metadata (Layer 5) is the assembly of assets based on explicit or implicit elements.
Explicit assemblies could include hierarchal structures, such as the ones found within search
Table 2. Dublin core metadata set
Element Description
Title A name given to the resource
Creator An entity primarily responsible for making the content of the resource
Subject The topic of the content of the resource
Description An account of the content of the resource
Publisher An entity responsible for making the resource available
Contributor An entity responsible for making contributions to the content of the resource
Date A date associated with an event in the lifecycle of the resource
Type The nature or genre of the content of the resource
Format The physical or digital manifestation of the resource
Identifier An unambiguous reference to the resource within a given context
Source A reference to a resource from which the present resource is derived
Language A language of the intellectual content of the resource
Relation A reference to a related resource
Coverage The extent or scope of the content of the resource
Rights Information about rights held in and over the resource
Enterpr se Metadata for Rel able Web Appl cat ons
Copyright ?© 2007, Idea Group Inc.
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