Browsing by Author "Rigau Claramunt, German"

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  • García-Pablos, Aitor; Cuadros Oller, Montse; Rigau Claramunt, German (ELRA (European Language Resources Association), 2016)
    A key point in Sentiment Analysis is to determine the polarity of the sentiment implied by a certain word or expression. In basic Sentiment Analysis systems this sentiment polarity of the words is accounted and weighted ...
  • Lopez de Lacalle, Maddalen; Laparra, Egoitz; Aldabe, Itziar; Rigau Claramunt, German (ELRA (European Language Resources Association), 2016)
    This paper presents the Predicate Matrix 1.3, a lexical resource resulting from the integration of multiple sources of predicate information including FrameNet, VerbNet, PropBank and WordNet. This new version of the ...
  • Lopez-Gazpio, Iñigo; Maritxalar, Montserrat; Gonzalez Agirre, Aitor; Rigau Claramunt, German; Uria, Larraitz; Agirre, Eneko (Elsevier, 2017)
    User acceptance of artificial intelligence agents might depend on their ability to explain their reasoning to the users. We focus on a specific text processing task, the Semantic Textual Similarity task (STS), where systems ...
  • Agerri, Rodrigo; Aldabe, Itziar; Laparra, Egoitz; Rigau Claramunt, German; Fokkens, Antske; Huijgen, Paul; Izquierdo Beviá, Rubén; van Erp, Marieke; Vossen, Piek; Minard, Anne-Lyse; Magnini, Bernardo (International Conference on Language Resources and Evaluation (LREC), 2016)
    We describe a novel modular system for cross-lingual event extraction for English, Spanish,, Dutch and Italian texts. The system consists of a ready-to-use modular set of advanced multilingual Natural Language Processing ...
  • Agerri, Rodrigo; Rigau Claramunt, German (Elsevier, 2016)
    We present a multilingual Named Entity Recognition approach based on a robust and general set of features across languages and datasets. Our system combines shallow local information with clustering semi-supervised features ...
  • Agirre, Eneko; Banea, Carmen; Cer, Daniel; Diab, Mona; Gonzalez Agirre, Aitor; Mihalcea, Rada; Rigau Claramunt, German; Wiebe, Janyce (ACL (Association for Computational Linguistics), 2016)
    Semantic Textual Similarity (STS) seeks to measure the degree of semantic equivalence between two snippets of text. Similarity is expressed on an ordinal scale that spans from semantic equivalence to complete ...
  • Agirre, Eneko; Gonzalez Agirre, Aitor; Lopez-Gazpio, Iñigo; Maritxalar, Montserrat; Rigau Claramunt, German; Uria, Larraitz (ACL (Association for Computational Linguistics), 2016)
    The final goal of Interpretable Semantic Textual Similarity (iSTS) is to build systems that explain which are the differences and commonalities between two sentences. The task adds an explanatory level on top of STS, ...
  • Segers, Roxane; Rospocher, Marco; Vossen, Piek; Laparra, Egoitz; Rigau Claramunt, German; Minard, Anne-Lyse (ELRA (European Language Resources Association), 2016)
    This paper presents the Event and Implied Situation Ontology (ESO), a manually constructed resource which formalizes the pre and post situations of events and the roles of the entities affected by an event. The ontology ...