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| Automatic Indexing | 4 |
| Databases | 4 |
| Classification | 3 |
| Information Retrieval | 2 |
| Information Storage | 2 |
| Abstracts | 1 |
| Automation | 1 |
| Cluster Analysis | 1 |
| Computer Programs | 1 |
| Data Processing | 1 |
| Experiments | 1 |
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| Information Storage and… | 4 |
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And Others; Prywes, Noah S. – Information Storage and Retrieval, 1974
Reports on a series of programs that have been developed to process data bases, consisting of textual items, and to index and arrange (classify) the data items in accordance with an automatically generated classification system. (Author)
Descriptors: Automatic Indexing, Automation, Classification, Computer Programs
Shimko, Ann Helmuth – Information Storage and Retrieval, 1974
Goffman's indirect method and a MeSH tree structure were used to classify a set of 109 medical documents. (PF)
Descriptors: Automatic Indexing, Classification, Databases, Semantics
Klingbiel, Paul H. – Information Storage and Retrieval, 1973
The technique for machine-aided indexing developed at the Defense Documentation Center (DDC) is illustrated on a randomly chosen abstract. Additional text is provided in coded form so that the reader can more fully explore this technique. (2 references) (Author)
Descriptors: Abstracts, Automatic Indexing, Databases, Information Processing
Sparck Jones, Karen – Information Storage and Retrieval, 1973
Retrieval performance with automatic term classifications for three test collections has been variable. This paper attempts to discover why. The real difference between the collections is in the separation of relevant from non-relevant documents. The separation is so poor that classification cannot be expected to succeed. (14 references)…
Descriptors: Automatic Indexing, Classification, Cluster Analysis, Databases
