Emotion Classification in Spanish: Exploring the Hard Classes

The study of affective language has had numerous developments in the Natural Language Processing area in recent years, but the focus has been predominantly on Sentiment Analysis, an expression usually used to refer to the classification of texts according to their polarity or valence (positive vs. n...

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Autores principales:	Aiala Rosá, Luis Chiruzzo
Formato:	article
Lenguaje:	EN
Publicado:	MDPI AG 2021
Materias:	emotion classification affective language text classification Information technology T58.5-58.64
Acceso en línea:	https://doaj.org/article/aaa4f2f60d9e4c9da97d9e4ef9a0b335
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id	oai:doaj.org-article:aaa4f2f60d9e4c9da97d9e4ef9a0b335
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spelling	oai:doaj.org-article:aaa4f2f60d9e4c9da97d9e4ef9a0b3352021-11-25T17:58:23ZEmotion Classification in Spanish: Exploring the Hard Classes10.3390/info121104382078-2489https://doaj.org/article/aaa4f2f60d9e4c9da97d9e4ef9a0b3352021-10-01T00:00:00Zhttps://www.mdpi.com/2078-2489/12/11/438https://doaj.org/toc/2078-2489The study of affective language has had numerous developments in the Natural Language Processing area in recent years, but the focus has been predominantly on Sentiment Analysis, an expression usually used to refer to the classification of texts according to their polarity or valence (positive vs. negative). The study of emotions, such as joy, sadness, anger, surprise, among others, has been much less developed and has fewer resources, both for English and for other languages, such as Spanish. In this paper, we present the most relevant existing resources for the study of emotions, mainly for Spanish; we describe some heuristics for the union of two existing corpora of Spanish tweets; and based on some experiments for classification of tweets according to seven categories (<i>anger</i>, <i>disgust</i>, <i>fear</i>, <i>joy</i>, <i>sadness</i>, <i>surprise</i>, and others) we analyze the most problematic classes.Aiala RosáLuis ChiruzzoMDPI AGarticleemotion classificationaffective languagetext classificationInformation technologyT58.5-58.64ENInformation, Vol 12, Iss 438, p 438 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	emotion classification affective language text classification Information technology T58.5-58.64
spellingShingle	emotion classification affective language text classification Information technology T58.5-58.64 Aiala Rosá Luis Chiruzzo Emotion Classification in Spanish: Exploring the Hard Classes
description	The study of affective language has had numerous developments in the Natural Language Processing area in recent years, but the focus has been predominantly on Sentiment Analysis, an expression usually used to refer to the classification of texts according to their polarity or valence (positive vs. negative). The study of emotions, such as joy, sadness, anger, surprise, among others, has been much less developed and has fewer resources, both for English and for other languages, such as Spanish. In this paper, we present the most relevant existing resources for the study of emotions, mainly for Spanish; we describe some heuristics for the union of two existing corpora of Spanish tweets; and based on some experiments for classification of tweets according to seven categories (<i>anger</i>, <i>disgust</i>, <i>fear</i>, <i>joy</i>, <i>sadness</i>, <i>surprise</i>, and others) we analyze the most problematic classes.
format	article
author	Aiala Rosá Luis Chiruzzo
author_facet	Aiala Rosá Luis Chiruzzo
author_sort	Aiala Rosá
title	Emotion Classification in Spanish: Exploring the Hard Classes
title_short	Emotion Classification in Spanish: Exploring the Hard Classes
title_full	Emotion Classification in Spanish: Exploring the Hard Classes
title_fullStr	Emotion Classification in Spanish: Exploring the Hard Classes
title_full_unstemmed	Emotion Classification in Spanish: Exploring the Hard Classes
title_sort	emotion classification in spanish: exploring the hard classes
publisher	MDPI AG
publishDate	2021
url	https://doaj.org/article/aaa4f2f60d9e4c9da97d9e4ef9a0b335
work_keys_str_mv	AT aialarosa emotionclassificationinspanishexploringthehardclasses AT luischiruzzo emotionclassificationinspanishexploringthehardclasses
_version_	1718411822269202432

Emotion Classification in Spanish: Exploring the Hard Classes

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