Information retrieval: on-line

This text treats current developments in the design, operation and evaluation of information retrieval systems operating in an on-line, realtime, time-shared, interactive mode. Look for coverage of--characteristics and advantages of on-line systems; equipment; searching techniques; description of existing systems; operating experience; evaluation of on-line systems; indexing and cataloging on-line; on-line support to personal files; and human factors aspects of on-line retrieval systems.