Existing HTML mark-up is used only to indicate the structure and lay-out of documents, but not the document semantics. As a result web documents are difficult to be semantically p...
In this paper we analyze the problem of “situating explanations” in user assistance systems. We introduce semantic transparency as a user interface property that enables givin...
One of the major issues for user assistance systems consists of “providing help at an appropriate level”. In this paper we analyze the problem of modeling task experience — ...
Web content is notoriously difficult to capture on a printed page due to inconsistent and undesired results. Items that users may not want to print, such as media, navigation menu...
Knowledge work in many fields requires examining several aspects of a collection of documents to attain meaningful understanding that is not explicitly available. Despite recent ad...