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Subject and Citation Indexing. Part I: The Clustering Structure of Composite Representations in the Cystic Fibrosis Document Collection. Part II: The Optimal, Cluster-Based Retrieval Performance of Composite Representations.
Peer reviewed Peer reviewed
Shaw, W. M., Jr. – Journal of the American Society for Information Science, 1991
Two articles discuss the clustering of composite representations in the Cystic Fibrosis Document Collection from the National Library of Medicine's MEDLINE file. Clustering is evaluated as a function of the exhaustivity of composite representations based on Medical Subject Headings (MeSH) and citation indexes, and evaluation of retrieval…
Descriptors: Citation Indexes, Cluster Grouping, Cystic Fibrosis, Evaluation Methods
Subject Indexing and Citation Indexing--Part I: Clustering Structure in the Cystic Fibrosis Document Collection [and] Part II: An Evaluation and Comparison.
Peer reviewed Peer reviewed
Shaw, W. M., Jr. – Information Processing and Management, 1990
These two articles discuss clustering structure in the Cystic Fibrosis Document Collection, which is derived from the National Library of Medicine's MEDLINE file. The exhaustivity of four subject representations and two citation representations is examined, and descriptor-weight thresholds and similarity thresholds are used to compute…
Descriptors: Citation Indexes, Citations (References), Cluster Grouping, Comparative Analysis