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Endres-Niggemeyer, Brigitte; And Others – Information Processing & Management, 1995
Examines four working steps from an empirical model where an expert abstractor discovers what a paper is about and drafts a topic sentence; a simulation system is developed using this model. Discusses knowledge processing activities of professional summarizing. Results indicate that a small simulation model of professional summarizing is feasible.…
Descriptors: Abstracting, Cognitive Processes, Computer Simulation, Data Processing
Peer reviewed Peer reviewed
Maybury, Mark T. – Information Processing & Management, 1995
Describes and evaluates a system that selects key information from an event database by reasoning about event frequencies, frequencies of relations between events, and domain-specific importance measures. The system aggregates similar information and plans a summary tailored to a stereotypical user. (AEF)
Descriptors: Abstracting, Data Processing, Databases, Electronic Text
Peer reviewed Peer reviewed
Savoy, Jacques – Information Processing & Management, 1996
Proposes an extended vector-processing scheme that extracts information from hypertext links to enhance retrieval effectiveness. Evaluates the impact of bibliographic references, bibliographic coupling, cocitation and document representative relationships. Shows that hypertext links do not always improve average precision, and interdocument…
Descriptors: Bibliographic Coupling, Citations (References), Data Processing, Hypermedia
Peer reviewed Peer reviewed
Chen, Zhengxin – Information Processing & Management, 1996
Discusses similarities and differences between knowledge acquisition in expert systems and requirement acquisition in others kinds of information systems (particularly decision support systems). Examines role-limiting methods for automated knowledge acquisition and their integration from the problem-solving perspective. Suggests a feasibility…
Descriptors: Comparative Analysis, Data Processing, Decision Support Systems, Expert Systems