Knowledge-assisted content-based retrieval for multimedia databases

In accordance with the progress of data management ability of computers, databases have become able to integrate various types of data in an application domain, and are now called multimedia databases. Unlike conventional databases managing only textual and numerical data, multimedia databases are required to evaluate properties of the data specified in a query. In this paper, a system which enables querying with the facility of acquiring the contents of multiple types of data is presented. Domain Knowledge accommodated in the system gives the information on how the system views the target multimedia data for content-based retrieval attaining application-independency as well as media-independency