MPEG-7

The ISO/IEC international standard officially known as the Multimedia Content DescriptionInterface, MPEG-7 is intended to be the content representation standard for multimedia information search, filtering, management, processing, and retrieval. MPEG-7 essentially is a metadata standard based on XML (eXtensible Markup Language) for describing multimedia content features in order that one can easily search for multimedia content on the Web. See also MPEG, multimedia, Web, and XML.