Titlebook: Research and Development in Information Retrieval; Proceedings, Berlin, Gerard Salton,Hans-Jochen Schneider Conference proceedings 1983 Spr

AMBI

A decision theory approach to optimal automatic indexing,g and the indexing problem turn out to have a common structure which is described using the concept of a ‘recognition problem’. A knowledge based approach to an approximately optimal indexing, strictly related to the information need of the user is outlined. The theory and the used approximation met

coagulate

同位素

quiet-sleep

From research to application: The cite natural language information retrieval system,ese systems require considerable user training for effective use. As a consequence, searching is commonly performed by professional intermediaries on behalf of end users..By contrast, many small scale experimental retrieval systems incorporate desirable user interface features, such as natural (Engl

Aggrandize

玩笑

Forsake

From research to application: The cite natural language information retrieval system, system is a large-scale, weighted logic information retrieval system with natural language query input, ranked search output, dynamic user feedback and automatic associative vocabulary mapping capabilities.

Inexorable

无可非议

肥料