A comparison of retrieval effectiveness for three methods of indexing medical literature.

@article{Hersh1992ACO,
  title={A comparison of retrieval effectiveness for three methods of indexing medical literature.},
  author={William R. Hersh and David H. Hickam},
  journal={The American journal of the medical sciences},
  year={1992},
  volume={303 5},
  pages={292-300}
}
Conventional approaches to indexing medical literature include the human assignment of terms from a controlled vocabulary, such as MeSH, or the computer assignment of all words in the title and abstract as indexing terms. Human indexing suffers from inconsistency, while word-based indexing suffers from the multiple meanings of words. SAPHIRE is a computer program designed to provide indexing using controlled terms that are assigned by computer, based on their occurrence in the title and… CONTINUE READING

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