Detecting Negation Cues and Scopes in Spanish

no code implementations • LREC 2020 • Salud Mar{\'\i}a Jim{\'e}nez-Zafra, Roser Morante, Eduardo Blanco, Mar{\'\i}a Teresa Mart{\'\i}n Valdivia, L. Alfonso Ure{\~n}a- L{\'o}pez

In this work we address the processing of negation in Spanish.

Negation

Corpora Annotated with Negation: An Overview

no code implementations • CL 2020 • Salud Mar{\'\i}a Jim{\'e}nez-Zafra, Roser Morante, Mar{\'\i}a Teresa Mart{\'\i}n-Valdivia, L. Alfonso Ure{\~n}a-L{\'o}pez

Negation is a universal linguistic phenomenon with a great qualitative impact on natural language processing applications.

Negation Semantic Role Labeling

SINAI-DL at SemEval-2019 Task 5: Recurrent networks and data augmentation by paraphrasing

no code implementations • SEMEVAL 2019 • Arturo Montejo-R{\'a}ez, Salud Mar{\'\i}a Jim{\'e}nez-Zafra, Miguel A. Garc{\'\i}a-Cumbreras, Manuel Carlos D{\'\i}az-Galiano

This paper describes the participation of the SINAI-DL team at Task 5 in SemEval 2019, called HatEval.

Data Augmentation Word Embeddings

SINAI-DL at SemEval-2019 Task 7: Data Augmentation and Temporal Expressions

no code implementations • SEMEVAL 2019 • Miguel A. Garc{\'\i}a-Cumbreras, Salud Mar{\'\i}a Jim{\'e}nez-Zafra, Arturo Montejo-R{\'a}ez, Manuel Carlos D{\'\i}az-Galiano, Estela Saquete

This paper describes the participation of the SINAI-DL team at RumourEval (Task 7 in SemEval 2019, subtask A: SDQC).

Data Augmentation General Classification +3

A review of Spanish corpora annotated with negation

1 code implementation • COLING 2018 • Salud Mar{\'\i}a Jim{\'e}nez-Zafra, Roser Morante, Maite Martin, L. Alfonso Ure{\~n}a-L{\'o}pez

The availability of corpora annotated with negation information is essential to develop negation processing systems in any language.

Negation Question Answering +1

SINAI at SemEval-2018 Task 1: Emotion Recognition in Tweets

no code implementations • SEMEVAL 2018 • Flor Miriam Plaza-del-Arco, Salud Mar{\'\i}a Jim{\'e}nez-Zafra, Maite Martin, L. Alfonso Ure{\~n}a-L{\'o}pez

Emotion classification is a new task that combines several disciplines including Artificial Intelligence and Psychology, although Natural Language Processing is perhaps the most challenging area.

Emotion Classification Emotion Recognition +1

SINAI at SemEval-2017 Task 4: User based classification

no code implementations • SEMEVAL 2017 • Salud Mar{\'\i}a Jim{\'e}nez-Zafra, Arturo Montejo-R{\'a}ez, Maite Martin, L. Alfonso Ure{\~n}a-L{\'o}pez

This document describes our participation in SemEval-2017 Task 4: Sentiment Analysis in Twitter.

Classification Collaborative Filtering +3

Problematic Cases in the Annotation of Negation in Spanish

no code implementations • WS 2016 • Salud Mar{\'\i}a Jim{\'e}nez-Zafra, Maite Martin, L. Alfonso Ure{\~n}a-L{\'o}pez, Toni Mart{\'\i}, Mariona Taul{\'e}

This paper presents the main sources of disagreement found during the annotation of the Spanish SFU Review Corpus with negation (SFU ReviewSP -NEG).

Negation Negation Detection +3

SemEval-2016 Task 5: Aspect Based Sentiment Analysis

no code implementations • SEMEVAL 2016 • Maria Pontiki, Dimitris Galanis, Haris Papageorgiou, Ion Androutsopoulos, Man, Suresh har, Mohammad AL-Smadi, Mahmoud Al-Ayyoub, Yanyan Zhao, Bing Qin, Orph{\'e}e De Clercq, V{\'e}ronique Hoste, Marianna Apidianaki, Xavier Tannier, Natalia Loukachevitch, Evgeniy Kotelnikov, Nuria Bel, Salud Mar{\'\i}a Jim{\'e}nez-Zafra, G{\"u}l{\c{s}}en Eryi{\u{g}}it

Aspect-Based Sentiment Analysis Aspect-Based Sentiment Analysis (ABSA) +2

Domain Adaptation of Polarity Lexicon combining Term Frequency and Bootstrapping

no code implementations • WS 2016 • Salud Mar{\'\i}a Jim{\'e}nez-Zafra, Maite Martin, M. Dolores Molina-Gonzalez, L. Alfonso Ure{\~n}a-L{\'o}pez

Domain Adaptation Sentiment Analysis

SINAI: Voting System for Aspect Based Sentiment Analysis

no code implementations • SEMEVAL 2014 • Salud Mar{\'\i}a Jim{\'e}nez-Zafra, Eugenio Mart{\'\i}nez-C{\'a}mara, Maite Martin, L. Alfonso Ure{\~n}a-L{\'o}pez

Aspect-Based Sentiment Analysis Aspect-Based Sentiment Analysis (ABSA) +1

SINAI: Voting System for Twitter Sentiment Analysis

no code implementations • SEMEVAL 2014 • Eugenio Mart{\'\i}nez-C{\'a}mara, Salud Mar{\'\i}a Jim{\'e}nez-Zafra, Maite Martin, L. Alfonso Ure{\~n}a-L{\'o}pez

Opinion Mining Twitter Sentiment Analysis