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An Interactive Document Retrieval System
University of Illinois (Urbana-Champaign campus). Coordinated Science Laboratory
Dewey Eugene Carroll
出版
Clearinghouse for Federal, Scientific and Technical Information
, 1968
URL
http://books.google.com.hk/books?id=TlAJuxlGwOgC&hl=&source=gbs_api
EBook
FULL_PUBLIC_DOMAIN
註釋
The REQUEST document retrieval system is described. Included is a description of the data base, the interactive mode, the modular implementation in ISL--a string manipulating language, and the multiple-level Boolean hierarchy query format. (Author).
