Eric H. Johnson

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The basic problem in information retrieval is that large-scale searches can only match terms specified by the user to terms appearing in documents in the digital library collection. Intermediate sources that support term suggestion can thus enhance retrieval by providing alternative search terms for the user. Term suggestion increases the recall, while(More)
Some of the research activities of the University of Illinois Digital Library Initiative focus on ways to improve subject access through the use of interactive thesaurus displays. Although a number of thesauri, such as the NASA Thesaurus, have appeared on-line, and eliminate the page-flipping necessary with printed thesauri, they basically just reproduce(More)
Bruce Schatz William Mischo Timothy Cole Ann he Digital Libraries Initiative (DLI) project at the University of Illinois at UrbanaChampaign (UIUC) was one of six sponsored by the NSF, DARPA, and NASA from 1994 through 1998. Our goal was to develop widely usable Web technology to effectively search technical documents on the Internet. We concentrated Susan(More)
T he Digital Libraries Initiative (DLI) project at the University of Illinois at UrbanaChampaign (UIUC) was one of six sponsored by the NSF, DARPA, and NASA from 1994 through 1998. Our goal was to develop widely usable Web technology to effectively search technical documents on the Internet. We concentrated on building the experimental Illinois DLI Testbed(More)
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