An advanced full-text retrieval and analysis system

MICROARRAS is an advanced full-text retrieval and analysis system. It supports fast, efficient browsing of a document's vocabulary as well as its text, recursive analytic categories, Boolean search with flexible context specifications, evaluation of arithmetic expressions, and graphical display of various numeric distributions. The system is designed to work with large textbases stored on remote mainframes or on a local store for a micro-computer or workstation. The description covers system architecture, design principals, as well as user functions.