Dendrite Ellipsoidal Neuron Trained by Stochastic Gradient Descent for Motor Imagery Classification

Fernando Arce, Omar Mendoza-Montoya, Erik Zamora, Javier M. Antelis, Humberto Sossa, Jessica Cantillo-Negrete, Ruben I. Carino-Escobar, Luis G. Hernández, Luis Eduardo Falcón

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

Dendrite ellipsoidal neurons are a novel and different alternative for classification tasks, giving competitive results compared with typical classification methods. Based on k-means++ algorithm, the network allows each dendrite to build a hyperellipsoidal in order to assign each incoming pattern to its respective C class. The main disadvantage of this training algorithm is the lack of accuracy in high dimensional datasets. In this research, we solved this problem by training the dendrite ellipsoidal neuron using stochastic gradient descent. Furthermore, electroencephalography data were acquired during two mental conditions (imaginary movements of the left and right hand) in order to test the new training algorithm. The proposed algorithm outperformed the accuracy acquired by a dendrite ellipsoidal neuron based on k-means++ obtaining 76.02% and 62.77%, respectively. Also, the algorithm was compared with multilayer perceptrons and support vector machines which are some of the most common classifiers used to detect motor-related information in brain signals. These achieved an accuracy of 72.38% and 65.81%, respectively.

Original languageEnglish
Title of host publicationPattern Recognition - 11th Mexican Conference, MCPR 2019, Proceedings
EditorsJesús Ariel Carrasco-Ochoa, José Francisco Martínez-Trinidad, José Arturo Olvera-López, Joaquín Salas
PublisherSpringer Verlag
Pages80-88
Number of pages9
ISBN (Print)9783030210762
DOIs
StatePublished - 2019
Event11th Mexican Conference on Pattern Recognition, MCPR 2019 - Querétaro, Mexico
Duration: 26 Jun 201929 Jun 2019

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume11524 LNCS
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference11th Mexican Conference on Pattern Recognition, MCPR 2019
Country/TerritoryMexico
CityQuerétaro
Period26/06/1929/06/19

Keywords

  • Dendrite Ellipsoidal Neuron
  • Electroencephalography
  • Motor Imagery
  • Multilayer perceptrons
  • Stochastic Gradient Descent
  • Support vector machines
  • k-means++

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