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Bates, Marcia J. | 1 |
Thomas, David H. | 1 |
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Journal Articles | 2 |
Reports - Research | 2 |
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Bates, Marcia J. – Information Processing & Management, 2002
Presents a model of some of the typical important layers in the design of information systems, and shows how those layers interact in operation. Suggests that these layers are in the way of a cascade of each layer affecting the next. Presents a model of this cascade of interactions in information systems. Provides examples from networked…
Descriptors: Computer Interfaces, Computer System Design, Databases, Electronic Libraries

Thomas, David H. – Library Resources & Technical Services, 2001
This research examined the communication process between users and online catalogs by gathering empirical data about user performance on different types of online catalogs. An experiment was designed to test whether content and layout of bibliographic displays influenced effectiveness of the interface between online catalogs and users. Data are…
Descriptors: Computer Interfaces, Information Retrieval, Information Seeking, Interaction