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BCI Competition 2003—Data Sets Ib and IIb: Feature Extraction From Event-Related Brain Potentials With the Continuous Wavelet Transform and the<tex>$hboxtt t$</tex>-Value Scalogram

Bostanov, V.·2004·IEEE Transactions on Biomedical Engineering

Abstract

The t-CWT, a novel method for feature extraction from biological signals, is introduced. It is based on the continuous wavelet transform (CWT) and Student's t-statistic. Applied to event-related brain potential (ERP) data in brain-computer interface (BCI) paradigms, the method provides fully automated detection and quantification of the ERP components that best discriminate between two samples of EEG signals and are, therefore, particularly suitable for classification of single-trial ERPs. A simple and fast CWT computation algorithm is proposed for the transformation of large data sets and single trials. The method was validated in the BCI Competition 2003, where it was a winner (provided best classification) on two data sets acquired in two different BCI paradigms, P300 speller and slow cortical potential (SCP) self-regulation. These results are presented here.

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Metadata

Authors
Bostanov, V.
Venue
IEEE Transactions on Biomedical Engineering
Published
2004-06
Volume
51
Issue
6
Pages
1057-1061
ISSN
0018-9294 (ISSN-L)
OpenAlex
W2159318219
Cited by
346
References
17
FWCI
7.36
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: BCI Competition 2003—Data Sets Ib and IIb: Feature Extraction From Event-Related Brain Potentials With the Continuous Wavelet Transform and the<tex>$hboxtt t$</tex>-Value Scalogram. https://app.cochat.ai/papers/10.1109/tbme.2004.826702
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Bostanov, V. (2004). BCI Competition 2003—Data Sets Ib and IIb: Feature Extraction From Event-Related Brain Potentials With the Continuous Wavelet Transform and the<tex>$hboxtt t$</tex>-Value Scalogram. IEEE Transactions on Biomedical Engineering. https://doi.org/10.1109/tbme.2004.826702

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