One of the key factors that hinders integration of distributed, heterogeneousinformation systems is the lack of a formal basis for modeling the complex, structuredknowledge that is to be exchanged. To alleviate this situation, we present anapproach based on core ontologies. Core ontologies are...

With the Multimedia Metadata Ontology (M3O), we havedeveloped a sophisticated model for representing among others the annotation,decomposition, and provenance of multimedia metadata. Thegoal of the M3O is to integrate the existing metadata standards andmetadata formats rather than replacing...

The semantics of rich multimedia presentations in the websuch as SMIL, SVG and Flash cannot or only to a verylimited extend be understood by search engines today. Thishampers the retrieval of such presentations and makes theirarchival and management a difficult task. Existing metadatamodels and...