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https://research.matf.bg.ac.rs/handle/123456789/1226
Title: | Semi-automatic extraction of multiword terms from domain-specific corpora | Authors: | Pajić, Vesna Vujičić Stanković, Staša Stanković, Ranka Pajić, Miloš |
Affiliations: | Informatics and Computer Science | Keywords: | Data analysis;Data processing;Data retrieval;Digital documents;Document handling;Evaluation;Foreign languages;Information retrieval | Issue Date: | 11-Jun-2018 | Journal: | Electronic Library | Abstract: | Purpose: A hybrid approach is presented, which combines linguistic and statistical information to semi-automatically extract multiword term candidates from texts. Design/methodology/approach: The method is designed to be domain and language independent, focusing on languages with rich morphology. Here, it is used for extracting multiword terms from texts in Serbian, belonging to the agricultural engineering domain, as a use case. Predefined syntactic structures were used for multiword terms. For each structure, a finite state transducer was developed, which recognizes text sequences having that structure and outputs the sequence in a normalized form, so that different inflectional forms of the same multiword term can be counted properly. Term candidates were further filtered by their frequencies and evaluated by two domain experts. Findings: By using language resources, such as electronic dictionaries and grammars, 928 multiword terms were extracted out of 1,523 multiword terms that were recognized as candidates from a corpus having 42,260 different simple word forms; 870 of these were new, not already contained in the existing electronic dictionary of compounds for Serbian, and they were used to enrich the dictionary. Originality/value: The paper presents methodology that can significantly contribute to the development of terminology lexicons in different areas. In this particular use case, some important agricultural engineering concepts were extracted from the text, but this approach could be used for other domains and languages as well. |
URI: | https://research.matf.bg.ac.rs/handle/123456789/1226 | ISSN: | 02640473 | DOI: | 10.1108/EL-06-2017-0128 |
Appears in Collections: | Research outputs |
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