Computational model of affective states profiling using commercial 14-channel wireless EEG

Many studies apply computational models for affective states profiling through brain activities manifestations which are captured using electroencephalogram (EEG) devices. Although various kinds of devices are available for research purposes, such products are not available off-the-shelf. Moreover,...

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Main Authors: Yaacob, Hamwira Sakti, Abdul Rahman, Abdul Wahab
Format: Proceeding Paper
Language:English
English
Published: 2015
Subjects:
Online Access:http://irep.iium.edu.my/48693/
http://irep.iium.edu.my/48693/1/65.pdf
http://irep.iium.edu.my/48693/3/hamwira.pdf
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author Yaacob, Hamwira Sakti
Abdul Rahman, Abdul Wahab
author_facet Yaacob, Hamwira Sakti
Abdul Rahman, Abdul Wahab
author_sort Yaacob, Hamwira Sakti
building IIUM Repository
collection Online Access
description Many studies apply computational models for affective states profiling through brain activities manifestations which are captured using electroencephalogram (EEG) devices. Although various kinds of devices are available for research purposes, such products are not available off-the-shelf. Moreover, most of EEG devices refrain users from certain movements. This becomes a challenge for capturing EEG signals during active and vibrant tasks. Thus, the aim of this study is to explore the potential of using commercial 14-channel wireless EEG for capturing the brain signals and affective states profiling through computational approach. In this study, power spectral density (PSD) is used as features. Different approaches of feature extractions are compared including the average performance of affective state classification using exclusively alpha and beta frequency bands, the average of energy density over alpha through beta frequency bands and the combination of alpha and beta power spectral density. Multilayer perceptron (MLP) neural networks are used for classification of affective states based on valence and arousal. Based on 11-fold cross validation, the classification of affective states using spectral features containing alpha and beta frequency bands produced accuracy above 80 %. In short, results have shown that 14-channel EPOC neuroheadset is viable for performing affective states profiling.
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language English
English
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spelling iium-486932016-05-24T01:51:45Z http://irep.iium.edu.my/48693/ Computational model of affective states profiling using commercial 14-channel wireless EEG Yaacob, Hamwira Sakti Abdul Rahman, Abdul Wahab BF511 Affection. Feeling. Emotion QA76 Computer software T Technology (General) Many studies apply computational models for affective states profiling through brain activities manifestations which are captured using electroencephalogram (EEG) devices. Although various kinds of devices are available for research purposes, such products are not available off-the-shelf. Moreover, most of EEG devices refrain users from certain movements. This becomes a challenge for capturing EEG signals during active and vibrant tasks. Thus, the aim of this study is to explore the potential of using commercial 14-channel wireless EEG for capturing the brain signals and affective states profiling through computational approach. In this study, power spectral density (PSD) is used as features. Different approaches of feature extractions are compared including the average performance of affective state classification using exclusively alpha and beta frequency bands, the average of energy density over alpha through beta frequency bands and the combination of alpha and beta power spectral density. Multilayer perceptron (MLP) neural networks are used for classification of affective states based on valence and arousal. Based on 11-fold cross validation, the classification of affective states using spectral features containing alpha and beta frequency bands produced accuracy above 80 %. In short, results have shown that 14-channel EPOC neuroheadset is viable for performing affective states profiling. 2015-10 Proceeding Paper PeerReviewed application/pdf en http://irep.iium.edu.my/48693/1/65.pdf application/pdf en http://irep.iium.edu.my/48693/3/hamwira.pdf Yaacob, Hamwira Sakti and Abdul Rahman, Abdul Wahab (2015) Computational model of affective states profiling using commercial 14-channel wireless EEG. In: 28th International Conference on Computer Applications in Industry and Engineering, 12-14 October 2015, San Diego, California, USA. http://www.caine-conf.org/2015/
spellingShingle BF511 Affection. Feeling. Emotion
QA76 Computer software
T Technology (General)
Yaacob, Hamwira Sakti
Abdul Rahman, Abdul Wahab
Computational model of affective states profiling using commercial 14-channel wireless EEG
title Computational model of affective states profiling using commercial 14-channel wireless EEG
title_full Computational model of affective states profiling using commercial 14-channel wireless EEG
title_fullStr Computational model of affective states profiling using commercial 14-channel wireless EEG
title_full_unstemmed Computational model of affective states profiling using commercial 14-channel wireless EEG
title_short Computational model of affective states profiling using commercial 14-channel wireless EEG
title_sort computational model of affective states profiling using commercial 14-channel wireless eeg
topic BF511 Affection. Feeling. Emotion
QA76 Computer software
T Technology (General)
url http://irep.iium.edu.my/48693/
http://irep.iium.edu.my/48693/
http://irep.iium.edu.my/48693/1/65.pdf
http://irep.iium.edu.my/48693/3/hamwira.pdf