Guardado en:
| Autor principal: | |
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| Formato: | Recurso educativo Open Access |
| Lenguaje: | en |
| Publicado: |
1991
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| Materias: | |
| Acceso en línea: | https://eric.ed.gov/?id=EJ434746 |
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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. Shaw, W. M., Jr. Citation Indexes Cluster Grouping Cystic Fibrosis Evaluation Methods Information Retrieval Measurement Techniques Medical Research Subject Index Terms 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 performance is based on effectiveness measures. (53 references) (LRW)