This study analyzed a database version of Roget’s Thesaurus (Roget’s International Thesaurus, 3rd Edition, 1962) for connectivity patterns among cross-references in order to identify the implicit conceptual structure. Semantic patterns implicit in the data, at both the local and global levels of the Thesaurus structure, are identified.

The paper considers the principles and basic stages of decomposing georeferenced documents oriented to the problems of markup and semantic search. The paper justifies the necessity to develop a multimodal semiotic system and discusses verbal-visual knowledge representation in digital libraries. To represent knowledge, verbal-visual thesaurus is proposed. The thesaurus includes verbal, verbal-vi...

This paper proposes the use of multiple thesaurus types for query expansion in information retrieval. Hand-crafted thesaurus, corpus-based co-occurrence-based thesaurus and syntactic-relation-based thesaurus are combined and used as a tool for query expansion. A simple word sense disambiguation is performed to avoid misleading expansion terms. Experiments using TREC-7 collection proved that thi...

Semantic/conceptual knowledge can greatly help in the processing of Chinese information. A well designed thesaurus can comprehensively reveal various semantic relationships among diierent elements in the documents, thus serving as a critical tool in intelligent Chinese information processing system. In this research, we have designed a comprehensive Chinese thesaurus system which can be used in...

This paper describes the methodology and development of tools for building and presenting a terminological thesaurus closely connected with a new specialized domain corpus. The thesaurus multiplatform application offers detailed information on each term, visualizes term relations, or displays real-life usage examples of the term in the domainrelated documents. Moreover, the specialized corpus i...

Domain model enhanced search-A comparison of taxonomy, thesaurus and ontology CWI's research has a theme-oriented structure and is grouped into four clusters. Listed below are the names of the clusters and in parentheses their acronyms. Domain model enhanced search-A comparison of taxonomy, thesaurus and ontology ABSTRACT This thesis investigates the use of domain models for improving electroni...

Wikipedia has become a huge phenomenon on the WWW. As a corpus for knowledge extraction, it has various impressive characteristics such as a huge amount of articles, live updates, a dense link structure, brief link texts and URL identification for concepts. In our previous work, we proposed link structure mining algorithms to extract a huge scale and accurate association thesaurus from Wikipedi...

The Unified Astronomy Thesaurus (UAT) is an open, interoperable and community-supported thesaurus which unifies the existing divergent and isolated Astronomy & Astrophysics vocabularies into a single high-quality, freely-available open thesaurus formalizing astronomical concepts and their inter-relationships. The UAT builds upon the existing IAU Thesaurus with major contributions from the astro...

The paper is devoted to the principles of compiling a bilingual dictionary investment terms. terminology system in field activity on equity market constantly and intensively updated with new lack such type dictionaries, which are essential for linguists, translators other professionals linguistics as well investors traders, makes very relevant. In article, preparatory stage thesaurus modeling, ...

The form of a thesaurus often restricts its use to word look ups and finding related words. We present Imagisaurus, an online interactive visualizer for the Roget’s Thesaurus, which not only provides a way for word lookups but also helps users quickly grasp the nature and size of the thesaurus taxonomy. Imagisaurus connects thesaurus entries with a large valence and emotion association lexicon....