Classification of Dementia in EEG with a Two-Layered Feed Forward Artificial Neural Network

Dementia has become a global public health issue. The current study is focused on diagnosing dementia with Electro Encephalography (EEG). The detection of the advancement of the disease is carried out by detecting the abnormal behavior in EEG measurements. Assessment and evaluation of EEG abnormalit...

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Main Authors: G. Anuradha, D. N. Jamal
Format: Article
Language:English
Published: D. G. Pylarinos 2021-06-01
Series:Engineering, Technology & Applied Science Research
Subjects:
Online Access:https://www.etasr.com/index.php/ETASR/article/view/4112
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author G. Anuradha
D. N. Jamal
author_facet G. Anuradha
D. N. Jamal
author_sort G. Anuradha
collection DOAJ
description Dementia has become a global public health issue. The current study is focused on diagnosing dementia with Electro Encephalography (EEG). The detection of the advancement of the disease is carried out by detecting the abnormal behavior in EEG measurements. Assessment and evaluation of EEG abnormalities is conducted for all the subjects in order to detect dementia. EEG feature analysis, namely dominant frequency, dominant frequency variability, and frequency prevalence, is done for abnormal and normal subjects and the results are compared. For dementia with Lewy bodies, in 85% of the epochs, the dominant frequency is present in the delta range whereas for normal subjects it lies in the alpha range. The dominant frequency variability in 75% of the epochs is above 4Hz for dementia with Lewy bodies, and in normal subjects at 72% of the epochs, the dominant frequency variability is less than 2Hz. It is observed that these features are sufficient to diagnose dementia with Lewy bodies. The classification of Lewy body dementia is done by using a feed-forward artificial neural network wich proved to have a 94.4% classification accuracy. The classification with the proposed feed-forward neural network has better accuracy, sensitivity, and specificity than the already known methods.
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spelling doaj.art-61e239fe4b3b4c57a7311b24b4a0e1532022-12-22T04:16:54ZengD. G. PylarinosEngineering, Technology & Applied Science Research2241-44871792-80362021-06-0111310.48084/etasr.4112Classification of Dementia in EEG with a Two-Layered Feed Forward Artificial Neural NetworkG. Anuradha0D. N. Jamal1Department of ECE, BSA Crescent Institute of Science and Technology, IndiaDepartment of Electronics and Communication Engineering, B.S. Abdur Rahman Crescent Institute of Science and Technology, IndiaDementia has become a global public health issue. The current study is focused on diagnosing dementia with Electro Encephalography (EEG). The detection of the advancement of the disease is carried out by detecting the abnormal behavior in EEG measurements. Assessment and evaluation of EEG abnormalities is conducted for all the subjects in order to detect dementia. EEG feature analysis, namely dominant frequency, dominant frequency variability, and frequency prevalence, is done for abnormal and normal subjects and the results are compared. For dementia with Lewy bodies, in 85% of the epochs, the dominant frequency is present in the delta range whereas for normal subjects it lies in the alpha range. The dominant frequency variability in 75% of the epochs is above 4Hz for dementia with Lewy bodies, and in normal subjects at 72% of the epochs, the dominant frequency variability is less than 2Hz. It is observed that these features are sufficient to diagnose dementia with Lewy bodies. The classification of Lewy body dementia is done by using a feed-forward artificial neural network wich proved to have a 94.4% classification accuracy. The classification with the proposed feed-forward neural network has better accuracy, sensitivity, and specificity than the already known methods.https://www.etasr.com/index.php/ETASR/article/view/4112Lewy body dementiaEEGdementianeural networkdominant frequency
spellingShingle G. Anuradha
D. N. Jamal
Classification of Dementia in EEG with a Two-Layered Feed Forward Artificial Neural Network
Engineering, Technology & Applied Science Research
Lewy body dementia
EEG
dementia
neural network
dominant frequency
title Classification of Dementia in EEG with a Two-Layered Feed Forward Artificial Neural Network
title_full Classification of Dementia in EEG with a Two-Layered Feed Forward Artificial Neural Network
title_fullStr Classification of Dementia in EEG with a Two-Layered Feed Forward Artificial Neural Network
title_full_unstemmed Classification of Dementia in EEG with a Two-Layered Feed Forward Artificial Neural Network
title_short Classification of Dementia in EEG with a Two-Layered Feed Forward Artificial Neural Network
title_sort classification of dementia in eeg with a two layered feed forward artificial neural network
topic Lewy body dementia
EEG
dementia
neural network
dominant frequency
url https://www.etasr.com/index.php/ETASR/article/view/4112
work_keys_str_mv AT ganuradha classificationofdementiaineegwithatwolayeredfeedforwardartificialneuralnetwork
AT dnjamal classificationofdementiaineegwithatwolayeredfeedforwardartificialneuralnetwork