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Peer reviewedWatters, Carolyn; Shepherd, Michael A. – Information Processing and Management, 1994
Discusses the shift of information access from a data-centered to a user-centered model and describes the Daltext system, a prototype user-centered information system that allows the user to determine how the data will be viewed (i.e., within a datastream model, a set model, a relational model, and/or a hierarchical model). (Contains 30…
Descriptors: Access to Information, Data Processing, Database Design, Information Retrieval
Shepherd, Michael A.; Watters, Carolyn – Proceedings of the ASIS Mid-Year Meeting, 1992
Characterizes information retrieval systems in a network environment from a user's perspective along two axes: query and presentation. Several examples of early, current, and developing information retrieval systems are considered within this framework, and Daltext, a prototype system to support research on text-based retrieval systems, is…
Descriptors: Classification, Computer Networks, Database Design, Information Networks
