Caliph & Emir are MPEG-7 based Java prototypes for digital photo and image annotation and retrieval supporting graph like annotation for semantic metadata and content based image retrieval using MPEG-7 descriptors.
ConceptNet is a freely available commonsense knowledgebase and natural-language-processing toolkit which supports many practical textual-reasoning tasks over real-world documents right out-of-the-box.
This paper presents the results of a case study of a (perceived) problem of information overload from e-mail in a large firm. We argue that for CMCs to be effective there is a need to establish a ‘context’ in which the message can be interpreted.