EXPRESS: an experimental interface for factual information retrieval

G. Zinßmeister
1990 Proceedings of the 13th annual international ACM SIGIR conference on Research and development in information retrieval - SIGIR '90  
The EXPRESS system bar been designed and implemented in order to explore methods for U.WT assistance in accessing compiexb structuredfactual databases, e.g. relationalproduct databases. Terminological support in this area has to zake into account that dizerent controIled vocabularies may be used in a variety of attributes spreadover several relations. In our approach, traditional thesaurus structures are extended in order to cope with these problems and to encode further domain-specific
more » ... e. User support in query reformulation is based on this enriched thesaurus as well as on the local evaluation of the retrieveddata sets. Conceptsfor the representation of retrievalstrategies in theform ofplans and their potential use in future systems are discussed.
doi:10.1145/96749.98009 dblp:conf/sigir/HoppeALZ90 fatcat:hgd2hku4iff3xio3z7oooq77aq