Salvato in:
| Autore principale: | |
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| Natura: | Recurso educativo Open Access |
| Lingua: | en |
| Pubblicazione: |
1978
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| Soggetti: | |
| Accesso online: | https://eric.ed.gov/?id=EJ206778 |
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Sommario:
- A Perspective on the Measurement of Retrieval Effectiveness. Cooper, William S. Annotated Bibliographies Historical Reviews Information Retrieval Mathematical Formulas Measurement Techniques Relevance (Information Retrieval) Uses an historical analogy with Archimedes' problem concerning the volume of his king's golden crown to illustrate the evaluation problem for document and reference retrieval systems. Various methods that have been developed since 1950 to measure retrieval effectiveness are described, and utility measure formulas are provided. (JD)