publication . Other literature type . Article . Conference object . Part of book or chapter of book . 2020

Spa-neg: an approach for negation detection in clinical text written in Spanish

, Oswaldo; , Ernestina; , Alejandro;
Open Access English
  • Published: 22 Jan 2020
  • Publisher: Zenodo
Abstract
Electronic health records contain valuable information written in narrative form. A relevant challenge in clinical narrative text is that concepts commonly appear negated. Several proposals have been developed to detect negation in clinical text written in Spanish. Much of these proposals have adapted the Negex algorithm to Spanish, but obtained results indicating lower performance than NegEx implementations in other languages. Moreover, in most of these proposals, the validation process could be improved using a shared test corpus focused on negation in clinical text. This paper proposes Spa-neg, an approach to improve negation detection in clinical text writte...
Subjects
free text keywords: Negation Detection, Electronic health records, Clinical natural Language Processing, Narrative, Negation, Narrative text, Natural language processing, computer.software_genre, computer, Artificial intelligence, business.industry, business, Health records, Regular expression, Exploratory data analysis, Computer science
Funded by
EC| IASIS
Project
IASIS
Integration and analysis of heterogeneous big data for precision medicine and suggested treatments for different types of patients
  • Funder: European Commission (EC)
  • Project Code: 727658
  • Funding stream: H2020 | RIA
Validated by funder
Communities
Digital Humanities and Cultural Heritage
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OpenAIRE
Other literature type . 2020
Provider: OpenAIRE
Zenodo
Other literature type . 2020
Provider: Datacite
ZENODO
Conference object . 2020
Provider: ZENODO
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