Audio-visual information must allow some degree of interpretation, which can be passed on to or accessed by a device or a computer code. MPEG-7 aims to create a standard for describing these operational requirements. This article describes MPEG-7's concepts, terminology and requirements. We also describe the influence of other approaches to multimedia content description on the development of the MPEG-7 standard and conclude with a short estimate of the time schedule for the standard.
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Nack et al. (1999) studied this question.
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