AAAI Publications, Twenty-Second International Joint Conference on Artificial Intelligence

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Automatic Discovery of Fuzzy Synsets from Dictionary Definitions
Hugo Gonçalo Oliveira, Paulo Gomes

Last modified: 2011-06-28


In order to deal with ambiguity in natural language, it is common to organise words, according to their senses, in synsets, which are groups of synonymous words that can be seen as concepts. The manual creation of a broad-coverage synset base is a time-consuming task, so we take advantage of dictionary definitions for extracting synonymy pairs and clustering for identifying synsets. Since word senses are not discrete, we create fuzzy synsets, where each word has a membership degree. We report on the results of the creation of a fuzzy synset base for Portuguese, from three electronic dictionaries. The resulting resource is larger than existing hancrafted Portuguese thesauri.

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