Thesaurus (information retrieval)
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First: Recap Main topic today: How can we improve recall in search? “aircraft” in query doesn’t match with “plane” in document… (More)
- Journal of Biomedical Informatics
Over the last 8 years, the National Cancer Institute (NCI) has launched a major effort to integrate molecular and clinical cancer… (More)
Roget’s Thesaurus has not been sufficiently appreciated in Natural Language Processing. We show that Roget's and WordNet are… (More)
The use of semantic resources is common in modern NLP systems, but methods to extract lexical semantics have only recently begun… (More)
Bootstrapping semantics from text is one of the greatest challenges in natural language learning. We first define a word… (More)
- Inf. Process. Manage.
This paper presents a new method for computing a thesaurus from a text corpus. Each word is rep resented as a vector in a multi… (More)
Is it possible to discover semantic term relations useful for thesauri without any semantic information? Yes, it is. A recent… (More)
We introduce a new approach to multilingual information retrieval based on the use of thesaurus-based query expansion techniques… (More)
Although commonly used in both commercial and experimental information retrieval systems, thesauri have not demonstrated… (More)
Information retrieval systems that support searching of large textual databases are typically accessed by trained search… (More)