We present a general model and information server for the digital annotation of printed documents. The resulting annotation framework supports both informal and structured annotations as well as context-dependent services. A demonstrator application for mammography that features both enhanced writing and reading activities is described. Categories and Subject Descriptors H.5.4 [Hypertext/Hypermedia]: Architectures, User Issues General Terms Design Keywords Cross-Media Annotation, Augmented Paper, Mammography
Corsin Decurtins, Moira C. Norrie, Beat Signer