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Journal of the American… | 3 |
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Haas, Stephanie W. | 1 |
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Picard, Justin; Savoy, Jacques – Journal of the American Society for Information Science and Technology, 2003
Discusses the use of hyperlinks for improving information retrieval on the World Wide Web and proposes a general model for using hyperlinks based on Probabilistic Argumentation Systems. Topics include propositional logic, knowledge, and uncertainty; assumptions; using hyperlinks to modify document score and rank; and estimating the popularity of a…
Descriptors: Information Retrieval, Logic, Models, Probability

Wang, Peiling; Berry, Michael W.; Yang, Yiheng – Journal of the American Society for Information Science and Technology, 2003
Analyzed user queries submitted to an academic Web site during a four-year period, using a relational database, to examine users' query behavior, to identify problems they encounter, and to develop techniques for optimizing query analysis and mining. Linguistic analyses focus on query structures, lexicon, and word associations using statistical…
Descriptors: Databases, Higher Education, Information Retrieval, Linguistics

Haas, Stephanie W. – Journal of the American Society for Information Science and Technology, 2003
Discusses information searching as a series of user decisions and considers the effects of the user's knowledge and the configuration of the information retrieval system. Investigates what the user needs to know to make informed search decisions at the United States Bureau of Labor Statistics Web site and describes user queries. (Author/LRW)
Descriptors: Decision Making, Information Retrieval, Information Seeking, Search Strategies