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Information Processing &… | 2 |
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Chan, Benjamin | 1 |
Flood, James | 1 |
Hersh, William | 1 |
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Price, Susan | 1 |
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Turtle, Howard | 1 |
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Hersh, William; Turpin, Andrew; Price, Susan; Kraemer, Dale; Olson, Daniel; Chan, Benjamin; Sacherek, Lynetta – Information Processing & Management, 2001
Describes research conducted at the TREC (Text Retrieval Conference) interactive track that compared Boolean and natural language searching, showing they achieved comparable results; and assessed the validity of batch-oriented retrieval evaluations, showing that the results from batch evaluations were not comparable to those obtained in…
Descriptors: Comparative Analysis, Evaluation Methods, Information Retrieval, Natural Language Processing

Turtle, Howard; Flood, James – Information Processing & Management, 1995
Discusses two query evaluation strategies used in large text retrieval systems: (1) term-at-a-time; and (2) document-at-a-time. Describes optimization techniques that can reduce query evaluation costs. Presents simulation results that compare the performance of these optimization techniques when applied to natural language query evaluation. (JMV)
Descriptors: Access to Information, Comparative Analysis, Cost Effectiveness, Evaluation Methods