ThesWB: Thesaurus construction WorkBench

Information Retrieval (IR) is concerned with locating documents that are relevant for user's information need or query from large collection documents. Many techniques and tools have been developed to improve this process. One of these tools is thesaurus. This paper examines both early and current approaches to automatic thesaurus construction and describes approaches to the automatic generation of thesaurus. This paper will present a thesaurus construction system, referred to as Thesaurus Construction WorkBench (ThesWB), which can be used as a tool for users to build thesauri according to their own requirements. The main goal is to design a comprehensive thesaurus-building tool that can be used in any speciality field. The system must provide sufficient structure to represent different relationships among concepts and terms as well as to extract these relationships. In addition a thesaurus builder can also use different methods to extract terms and relation between them from document corpus. So, the system provides a set of interface functions through which the user can easily build a thesaurus