MultimediaContent The class of multimedia data Image The class of images Video The class of videos Audio The class of audio resources AudioVisual The class of audiovisual resources Multimedia The class of multimedia resources Segment The class of fragments of multimedia content StillRegion 2D spatial regions of an image or video frame ImageText Spatial regions of an image or video frame that correspond to text or captions Mosaic Mosaic or panaoramic view of a video segment StillRegion3D 3D spatial regions of a 3D image VideoSegment Temporal intervals or segments of video data MovingRegion 2D spatio-temporal regions of video data VideoText Spatio-temporal regions of video data that correspond to text or captions AudioSegment Temporal intervals or segments of audio data AudioVisualSegment Temporal intervals or segments of audiovisual data AudioVisualRegion Arbitrary spatio-temporal segments of AV data MultimediaSegment Segment of a composite multimedia presentation EditedVideoSegment Video segment that results from editing work decomposition of a segment spatial decomposition of a segment temporal decomposition of a segment spatio-temporal decomposition of a segment media source decomposition of a segment spatial decomposition of a video segment temporal decomposition of a video segment spatio-temporal decomposition of a video segment media source decomposition of a video segment Descriptor - applicable to images, videos, video segments, still regions and moving regions. color Color descriptor - applicable to video segments, still regions and moving regions. Color Color of a visual resource DominantColor The set of dominant colors in an arbitrarily-shaped region. ScalableColor Color histogram in the HSV color space. ColorLayout Spatial distribution of colors. ColorStructure Describes color content and the structure of this content. GoFGoPColor Group of frames/pictures color descriptor. 1 1