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Dublin Core (DC)

Definition - What does Dublin Core (DC) mean?

Dublin Core (DC) is an improved digital cataloging system for making search engines much more accurate and efficient. The schema for Dublin Core has many terms for describing resources such as web pages and media like video and images. It also has data regarding physical objects such as CDs, books and even works of art. The main objective of this system is to create a powerful and accommodating catalog involving all web objects. It can be used for better search engine optimization. The metadata generated from this can be used for quick description of web resources and for combining metadata from different standards.

Techopedia explains Dublin Core (DC)

Dublin Core contains 15 classical metadata elements for better cataloguing. These classic elements are called the Dublin Core Metadata Element Set. These classical metadata elements include:

  • Creator – The creator of the object
  • Subject – The topic of the object
  • Title – The name of the object
  • Publisher – Details about the person who published the object
  • Description – Short description of the object
  • Date – The date of publishing
  • Contributor – Those who have edited the object
  • Identifier – The identifying agent for the object
  • Type – Type of the object
  • Format – The design and arrangement format of the object
  • Relation – Relation with any other object/objects
  • Language – The language of the object
  • Rights – Any kind of copyright information
  • Coverage – Where is the object in the real world

There are two types of Dublin Cores: Simple Dublin Core and Qualified Dublin Core. The Simple Dublin Core is for simple pairs of attribute-values and uses the 15 classic elements, while Qualified Dublin Core uses three more elements for better definition of the data.

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