Discusses the role of ontology in knowledge representation, including enabling content-based access, interoperability, communications, and new levels of service on the Semantic Web; reviews current ontology generation studies and projects as well as problems facing such research; and discusses ontology mapping, information extraction, natural…

Discusses concept maps and describes an extension to computer-based concept mapping tools that provides representational capabilities that allows students to express their knowledge more fully by incorporating dynamic media-sound, video, and animated images. Explains multimedia knowledge maps, accessibility via Web browsers, and possible future…

Cognitive flexibility is indispensable for applying knowledge to new situations. The development of this ability depends on certain conditions such as the attainment of a deep comprehension of the subject matter and the exposure to different knowledge representations. This paper focuses on these conditions and describes a study designed to foster…

Reports on the design of an automated query system to help pharmacologists access the Derwent Drug File (DDF). Topics include knowledge types; knowledge representation; role of the search intermediary; vocabulary selection, thesaurus, and user input in natural language; browsing; evaluation methods; and search statement generation for the World…

Describes a project in which student teachers chose science exhibits and created webpages to communicate some aspect of the underlying science in the exhibit. Student teachers participating in the project developed personal understanding of some difficult areas in science. (DDR)

A concept map is a graphical representation of a person's (student's) knowledge of a domain. Concept maps have been used in educational settings for some time and many computer-based implementations of interactive concept map building tools exist. These concept mapping tools often provide for a solely prepositional, primarily textual, knowledge…

This paper describes the electronic ACT-R Bookshelf, a system which supports learning ACT-R, a well-known theory in the field of cognitive psychology, over the World Wide Web. ACT-R Bookshelf is a collection of electronic books on various aspects of ACT-R. The primary role of ACT-R Bookshelf is to serve as a 24-hour information resource for…

This paper describes a system that facilitates and encourages the sharing of knowledge among groups of users within or across organizations. KSE (Knowledge Sharing Environment) is a system of information agents for organizing, summarizing, and sharing knowledge from a number of sources, including the World Wide Web, an organization's internal…

The Continuity Project is a research, development, and technology transfer initiative aimed at creating a "Library of the Future" by combining features of an online public access catalog (OPAC) and a campus wide information system (CWIS) with advanced facilities drawn from such areas as artificial intelligence (AI), knowledge…