Evaluation of document retrieval systems
Subtitle: literature perspective, measurement, technical papers
By: prepared by Westat Research, inc., under contract NSF-C 491 for Office of Science Information Service, National Science Foundation.
Contributors: Bryant, Edward C.; Westat Research, inc.
Series: PB 182 710
Publisher: Clearinghouse for Federal Scientific & Technical Information
Published: 1968
Place of publication: Springfield, Va
Language: eng
Number of pages: 154
Subjects: Information storage and retrieval systems -- Evaluation.
Other titles: Procedural guide for the evaluation of document retrieval systems.
Notes: Project director: Edward C. Bryant.

One of two reports dated Dec. 31, 1968. Companion report is entitled: Procedural guide for the evaluation of document retrieval systems.

Includes bibliographical references.