Electroencephalograph-Based Emotion Recognition Using Brain Connectivity Feature and Domain Adaptive Residual Convolution Model

In electroencephalograph (EEG) emotion recognition research, obtaining high-level emotional features with more discriminative information has become the key to improving the classification performance. This study proposes a new end-to-end emotion recognition method based on brain connectivity (BC) f...

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Main Authors: Jingxia Chen, Chongdan Min, Changhao Wang, Zhezhe Tang, Yang Liu, Xiuwen Hu
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-06-01
Series:Frontiers in Neuroscience
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fnins.2022.878146/full
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author Jingxia Chen
Chongdan Min
Changhao Wang
Zhezhe Tang
Yang Liu
Xiuwen Hu
author_facet Jingxia Chen
Chongdan Min
Changhao Wang
Zhezhe Tang
Yang Liu
Xiuwen Hu
author_sort Jingxia Chen
collection DOAJ
description In electroencephalograph (EEG) emotion recognition research, obtaining high-level emotional features with more discriminative information has become the key to improving the classification performance. This study proposes a new end-to-end emotion recognition method based on brain connectivity (BC) features and domain adaptive residual convolutional network (short for BC-DA-RCNN), which could effectively extract the spatial connectivity information related to the emotional state of the human brain and introduce domain adaptation to achieve accurate emotion recognition within and across the subject’s EEG signals. The BC information is represented by the global brain network connectivity matrix. The DA-RCNN is used to extract high-level emotional features between different dimensions of EEG signals, reduce the domain offset between different subjects, and strengthen the common features between different subjects. The experimental results on the large public DEAP data set show that the accuracy of the subject-dependent and subject-independent binary emotion classification in valence reaches 95.15 and 88.28%, respectively, which outperforms all the benchmark methods. The proposed method is proven to have lower complexity, better generalization ability, and domain robustness that help to lay a solid foundation for the development of high-performance affective brain-computer interface applications.
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spelling doaj.art-66e23f94c6d740e6bb0948ae35c2d81c2022-12-22T00:19:59ZengFrontiers Media S.A.Frontiers in Neuroscience1662-453X2022-06-011610.3389/fnins.2022.878146878146Electroencephalograph-Based Emotion Recognition Using Brain Connectivity Feature and Domain Adaptive Residual Convolution ModelJingxia ChenChongdan MinChanghao WangZhezhe TangYang LiuXiuwen HuIn electroencephalograph (EEG) emotion recognition research, obtaining high-level emotional features with more discriminative information has become the key to improving the classification performance. This study proposes a new end-to-end emotion recognition method based on brain connectivity (BC) features and domain adaptive residual convolutional network (short for BC-DA-RCNN), which could effectively extract the spatial connectivity information related to the emotional state of the human brain and introduce domain adaptation to achieve accurate emotion recognition within and across the subject’s EEG signals. The BC information is represented by the global brain network connectivity matrix. The DA-RCNN is used to extract high-level emotional features between different dimensions of EEG signals, reduce the domain offset between different subjects, and strengthen the common features between different subjects. The experimental results on the large public DEAP data set show that the accuracy of the subject-dependent and subject-independent binary emotion classification in valence reaches 95.15 and 88.28%, respectively, which outperforms all the benchmark methods. The proposed method is proven to have lower complexity, better generalization ability, and domain robustness that help to lay a solid foundation for the development of high-performance affective brain-computer interface applications.https://www.frontiersin.org/articles/10.3389/fnins.2022.878146/fullEEGbrain connectivityresidual convolutiondomain adaptativeemotion recognition
spellingShingle Jingxia Chen
Chongdan Min
Changhao Wang
Zhezhe Tang
Yang Liu
Xiuwen Hu
Electroencephalograph-Based Emotion Recognition Using Brain Connectivity Feature and Domain Adaptive Residual Convolution Model
Frontiers in Neuroscience
EEG
brain connectivity
residual convolution
domain adaptative
emotion recognition
title Electroencephalograph-Based Emotion Recognition Using Brain Connectivity Feature and Domain Adaptive Residual Convolution Model
title_full Electroencephalograph-Based Emotion Recognition Using Brain Connectivity Feature and Domain Adaptive Residual Convolution Model
title_fullStr Electroencephalograph-Based Emotion Recognition Using Brain Connectivity Feature and Domain Adaptive Residual Convolution Model
title_full_unstemmed Electroencephalograph-Based Emotion Recognition Using Brain Connectivity Feature and Domain Adaptive Residual Convolution Model
title_short Electroencephalograph-Based Emotion Recognition Using Brain Connectivity Feature and Domain Adaptive Residual Convolution Model
title_sort electroencephalograph based emotion recognition using brain connectivity feature and domain adaptive residual convolution model
topic EEG
brain connectivity
residual convolution
domain adaptative
emotion recognition
url https://www.frontiersin.org/articles/10.3389/fnins.2022.878146/full
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AT chongdanmin electroencephalographbasedemotionrecognitionusingbrainconnectivityfeatureanddomainadaptiveresidualconvolutionmodel
AT changhaowang electroencephalographbasedemotionrecognitionusingbrainconnectivityfeatureanddomainadaptiveresidualconvolutionmodel
AT zhezhetang electroencephalographbasedemotionrecognitionusingbrainconnectivityfeatureanddomainadaptiveresidualconvolutionmodel
AT yangliu electroencephalographbasedemotionrecognitionusingbrainconnectivityfeatureanddomainadaptiveresidualconvolutionmodel
AT xiuwenhu electroencephalographbasedemotionrecognitionusingbrainconnectivityfeatureanddomainadaptiveresidualconvolutionmodel