7. The device of claim 5 , further comprising a module configured to control the processor to select the at least one feature description from the group consisting of media, semantic and temporal features.
7. The device of claim 5 , further comprising a module configured to control the processor to select the at least one feature description from the group consisting of media, semantic and temporal features. 8. The device of claim 7 , wherein the media features are further defined by at least one feature description selected from the group comprising data location, scalable representation and modality transcoding.