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| Information Processing and… | 2 |
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Peer reviewedShaw, Rachel J.; Willett, Peter – Information Processing and Management, 1993
Examines research on the observed values of retrieval effectiveness obtained in searches of files of nearest neighbor document clusters. Results show interdocument similarities used to generate nearest-neighbor clusters are significantly different from randomly generated clusters. (Contains 14 references.) (EAM)
Descriptors: Bibliographic Records, Cluster Analysis, Comparative Analysis, Information Retrieval
Peer reviewedCroft, W. Bruce; Turtle, Howard R. – Information Processing and Management, 1993
Reports information retrieval experiments comparing the performance of a probabilistic retrieval model that incorporates interdocument links with the simpler spreading activation strategy. Results indicated that the overall improvement obtained by including hypertext links in the retrieval model was low. (30 references) (EA)
Descriptors: Citations (References), Comparative Analysis, Heuristics, Hypermedia
