10Content description standards
Previous chapters have described how content can be indexed, categorised, and searched. Not unnaturally, there have been many proposals to standardise the way that content is described in the index database. Such a move will ease the interoperability between applications.
The complexity of audio–Visual content, and the wide range of applications, have led to several frameworks emerging, each focused on one area of use. The moving picture experts group (MPEG) has developed a content description standard for audio–Visual content. Another group, called the Dublin Core Metadata Initiative (DCMI), have developed a metadata standard for web resource discovery. These are very general proposals that can be ...