The estimation of various social objects is necessary in different fields of social life, science,education, etc. This estimation is usually used for forecasting, for evaluating of different propertiesand for other goals in complex man-machine systems.[...]

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...