Semantic Processing of Color Images
Stamatia Dasiopoulou, Evaggelos Spyrou, Yiannis Kompatsiaris, Yannis Avrithis, and Michael G. Strintzis

11.1 Introduction ..............................................................................................................
11.2 State of the Art ..........................................................................................................
11.3 Knowledge-Assisted Analysis ...........................................................................................
11.4 Knowledge-Assisted Analysis Using MPEG-7 and Semantic Web Technologies ...................................
       11.4.1 Overview of MPEG-7 Visual Descriptors ......................................................................
                  11.4.1.1 Color Descriptors .....................................................................................
                  11.4.1.2 Texture Descriptors .................................................................................
                  11.4.1.3 Shape Descriptors ...................................................................................
                  11.4.1.4 Descriptor Matching .................................................................................
       11.4.2 Ontology Structure .............................................................................................
                  11.4.2.1 Core Ontology ........................................................................................
                  11.4.2.2 Visual Descriptor Ontology ..........................................................................
                  11.4.2.3 Multimedia Structure Ontology .....................................................................
                  11.4.2.4 Domain Ontologies ..................................................................................
       11.4.3 Domain Ontologies Population ................................................................................
       11.4.4 Semantic Multimedia Analysis .................................................................................
                  11.4.4.1 Image Representation...............................................................................
                  11.4.4.2 Image Segmentation ................................................................................
                  11.4.4.3 Low-Level Visual Descriptor Extraction ...........................................................
                  11.4.4.4 Spatial Relations Extraction ........................................................................
                  11.4.4.5 Descriptors Matching ................................................................................
                  11.4.4.6 Spatial Context Consistency Check ................................................................
                  11.4.4.7 Knowledge-Base Retrieval ..........................................................................
                  11.4.4.8 Semantic Metadata Creation .......................................................................
       11.4.5 Results ...........................................................................................................
11.5 Conclusions and Future Work .........................................................................................
Acknowledgements ...........................................................................................................
References ....................................................................................................................