Syntactic methods for negation detection in radiology reports in Spanish
Viviana Cotik, Vanesa Stricker, Jorge Vivaldi, Horacio Rodríguez · 2016
Identification of the certainty of events is an important text mining problem.In particular, biomedical texts report medical conditions or findings that might be factual, hedged or negated.Identification of negation and its scope over a term of interest determines whether a finding is reported and is a challenging task.Not much work has been performed for Spanish in this domain.