The MPEG-7 Multimedia Content Description Standard and the XML Schema Language

TitleThe MPEG-7 Multimedia Content Description Standard and the XML Schema Language
Publication TypeConference Paper
Year of Publication2001
Abstract

Web accessed multimedia applications have been widelyadopted under enhanced requirements for fast searching,browsing and retrieval. Efficient multimedia data contentdescription is a neccesary and critical issue towards whichseveral solutions have been proposed. In the present paper,we focus on the MPEG-7 standard as an efficient multimediacontent description tool. MPEG-7 is a newly introducedstandard from the MPEG commitee and a brief descriptionof the standard and its components is given here. MPEG-7 Language-Schema as used towards efficient Audio/Visualcontent description is discussed more extensively. As decidedby the MPEG-7 committee it the Description DefinitionLanguage (DDL) of the standard should be based onthe XML Schema. The several extensions to this schema,necessary for satisfying the requirements of MPEG-7 arediscussed, while other functionalities of the schema whichseem not necessary under current specifications are alsocommented.

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