Extracting Features for a Brain-Computer Interface by Self-Organizing Fuzzy Neural Network-based Time Series Prediction

DH Coyle, G Prasad, TM McGinnity

Research output: Chapter or section in a book/report/conference proceedingChapter in a published conference proceeding

Abstract

This paper presents a novel feature extraction procedure (FEP) for extracting features from the electroencephalogram (EEG) recorded from subjects producing right and left motor imagery. Four self-organizing fuzzy neural networks (SOFNNs) are coalesced to perform one-step-ahead predictions for the EEG time series data. Features are derived from the mean squared error (MSE) in prediction or the mean squared of the predicted signals (MSY). Classification is performed using linear discriminant analysis (LDA). This novel FEP is tested on three subjects offline and classification accuracy (CA) rates approach 94% with information transfer (IT) rates >10 bits/min. Minimum subject specific data analysis is required and the approach shows good potential for online feature extraction and autonomous system adaptation.
Original languageEnglish
Title of host publicationThe 26th Annual International Conference of the IEEE Engineering in Medicine and Biology Society
Place of PublicationUnited States
PublisherIEEE Xplore
Pages4371-4374
Number of pages4
DOIs
Publication statusPublished - 1 Sept 2004
EventAnnual International Conference of the IEEE Engineering in Medicine and Biology Society -
Duration: 1 Sept 20045 Sept 2004
Conference number: 26

Conference

ConferenceAnnual International Conference of the IEEE Engineering in Medicine and Biology Society
Abbreviated titleEMBC
Period1/09/045/09/04

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