作者: Peter Schäuble , Daniel Knaus
DOI: 10.1007/978-3-642-50974-2_28
关键词:
摘要: Abstract Information structures represent a domain of discourse in a formal way. The objective of an information structure is to improve the process of retrieving information. The various roles information structures can play in a retrieval system are described. After discussing the role of a controlled indexing vocabulary, we focus on information structures that are aimed at helping users to formulate appropriate queries. Conventional thesauri are often used for this purpose. As an alternative we present a new information structure which …