1. A non-transitory computer-readable medium storing instructions for controlling a computing device to generate description records from media content, the instructions comprising: based on media content, generating non-hierarchical entity relation graph descriptions for at least one multimedia type, wherein the non-hierarchical entity relation graph descriptions are associated with communication between multimedia objects; and integrating the multimedia object descriptions and the entity relation graph descriptions to generate at least one description record to represent content embedded within the multimedia content.
7. The non-transitory computer-readable medium of claim 1 , wherein generating multimedia object hierarchy descriptions further generates multimedia object hierarchy descriptions of the multimedia object descriptions based on media feature relationships of multimedia objects represented by the multimedia object descriptions.