Lexicon-Enhanced Multi-Task Convolutional Neural Network for Emotion Distribution Learning

Emotion distribution learning (EDL) handles emotion fuzziness by means of the emotion distribution, which is an emotion vector that quantitatively represents a set of emotion categories with their intensity of a given instance. Despite successful applications of EDL in many practical emotion analysi...

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Main Authors: Yuchang Dong, Xueqiang Zeng
Format: Article
Language:English
Published: MDPI AG 2022-04-01
Series:Axioms
Subjects:
Online Access:https://www.mdpi.com/2075-1680/11/4/181
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author Yuchang Dong
Xueqiang Zeng
author_facet Yuchang Dong
Xueqiang Zeng
author_sort Yuchang Dong
collection DOAJ
description Emotion distribution learning (EDL) handles emotion fuzziness by means of the emotion distribution, which is an emotion vector that quantitatively represents a set of emotion categories with their intensity of a given instance. Despite successful applications of EDL in many practical emotion analysis tasks, existing EDL methods have seldom considered the linguistic prior knowledge of affective words specific to the text mining task. To address the problem, this paper proposes a text emotion distribution learning model based on a lexicon-enhanced multi-task convolutional neural network (LMT-CNN) to jointly solve the tasks of text emotion distribution prediction and emotion label classification. The LMT-CNN model designs an end-to-end multi-module deep neural network to utilize both semantic information and linguistic knowledge. Specifically, the architecture of the LMT-CNN model consists of a semantic information module, an emotion knowledge module based on affective words, and a multi-task prediction module to predict emotion distributions and labels. Extensive comparative experiments on nine commonly used emotional text datasets showed that the proposed LMT-CNN model is superior to the compared EDL methods for both emotion distribution prediction and emotion recognition tasks.
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spelling doaj.art-d76f9d73b20c4dc0bea8ade2003603472023-12-01T00:48:43ZengMDPI AGAxioms2075-16802022-04-0111418110.3390/axioms11040181Lexicon-Enhanced Multi-Task Convolutional Neural Network for Emotion Distribution LearningYuchang Dong0Xueqiang Zeng1School of Computer & Information Engineering, Jiangxi Normal University, Ziyang Road 99, Nanchang 330022, ChinaSchool of Computer & Information Engineering, Jiangxi Normal University, Ziyang Road 99, Nanchang 330022, ChinaEmotion distribution learning (EDL) handles emotion fuzziness by means of the emotion distribution, which is an emotion vector that quantitatively represents a set of emotion categories with their intensity of a given instance. Despite successful applications of EDL in many practical emotion analysis tasks, existing EDL methods have seldom considered the linguistic prior knowledge of affective words specific to the text mining task. To address the problem, this paper proposes a text emotion distribution learning model based on a lexicon-enhanced multi-task convolutional neural network (LMT-CNN) to jointly solve the tasks of text emotion distribution prediction and emotion label classification. The LMT-CNN model designs an end-to-end multi-module deep neural network to utilize both semantic information and linguistic knowledge. Specifically, the architecture of the LMT-CNN model consists of a semantic information module, an emotion knowledge module based on affective words, and a multi-task prediction module to predict emotion distributions and labels. Extensive comparative experiments on nine commonly used emotional text datasets showed that the proposed LMT-CNN model is superior to the compared EDL methods for both emotion distribution prediction and emotion recognition tasks.https://www.mdpi.com/2075-1680/11/4/181emotion distribution learningtext-based emotion analysisaffective wordsmulti-task CNN
spellingShingle Yuchang Dong
Xueqiang Zeng
Lexicon-Enhanced Multi-Task Convolutional Neural Network for Emotion Distribution Learning
Axioms
emotion distribution learning
text-based emotion analysis
affective words
multi-task CNN
title Lexicon-Enhanced Multi-Task Convolutional Neural Network for Emotion Distribution Learning
title_full Lexicon-Enhanced Multi-Task Convolutional Neural Network for Emotion Distribution Learning
title_fullStr Lexicon-Enhanced Multi-Task Convolutional Neural Network for Emotion Distribution Learning
title_full_unstemmed Lexicon-Enhanced Multi-Task Convolutional Neural Network for Emotion Distribution Learning
title_short Lexicon-Enhanced Multi-Task Convolutional Neural Network for Emotion Distribution Learning
title_sort lexicon enhanced multi task convolutional neural network for emotion distribution learning
topic emotion distribution learning
text-based emotion analysis
affective words
multi-task CNN
url https://www.mdpi.com/2075-1680/11/4/181
work_keys_str_mv AT yuchangdong lexiconenhancedmultitaskconvolutionalneuralnetworkforemotiondistributionlearning
AT xueqiangzeng lexiconenhancedmultitaskconvolutionalneuralnetworkforemotiondistributionlearning