Divergence-based framework for common spatial patterns algorithms
DC Field | Value | Language |
---|---|---|
dc.contributor.author | Samek, W. | - |
dc.contributor.author | Kawanabe, M. | - |
dc.contributor.author | Muller, K.-R. | - |
dc.date.accessioned | 2021-09-05T16:08:54Z | - |
dc.date.available | 2021-09-05T16:08:54Z | - |
dc.date.created | 2021-06-17 | - |
dc.date.issued | 2014 | - |
dc.identifier.issn | 1937-3333 | - |
dc.identifier.uri | https://scholar.korea.ac.kr/handle/2021.sw.korea/100806 | - |
dc.description.abstract | Controlling a device with a brain-computer interface requires extraction of relevant and robust features from high-dimensional electroencephalographic recordings. Spatial filtering is a crucial step in this feature extraction process. This paper reviews algorithms for spatial filter computation and introduces a general framework for this task based on divergence maximization. We show that the popular common spatial patterns (CSP) algorithm can be formulated as a divergence maximization problem and computed within our framework. Our approach easily permits enforcing different invariances and utilizing information from other subjects; thus, it unifies many of the recently proposed CSP variants in a principled manner. Furthermore, it allows to design novel spatial filtering algorithms by incorporating regularization schemes into the optimization process or applying other divergences. We evaluate the proposed approach using three regularization schemes, investigate the advantages of beta divergence, and show that subject-independent feature spaces can be extracted by jointly optimizing the divergence problems of multiple users. We discuss the relations to several CSP variants and investigate the advantages and limitations of our approach with simulations. Finally, we provide experimental results on a dataset containing recordings from 80 subjects and interpret the obtained patterns from a neurophysiological perspective. © 2008-2011 IEEE. | - |
dc.language | English | - |
dc.language.iso | en | - |
dc.publisher | Institute of Electrical and Electronics Engineers | - |
dc.subject | Brain computer interface | - |
dc.subject | Feature extraction | - |
dc.subject | Interfaces (computer) | - |
dc.subject | Optimization | - |
dc.subject | Common spatial patterns | - |
dc.subject | Divergence problems | - |
dc.subject | High-dimensional | - |
dc.subject | Information geometry | - |
dc.subject | Maximization problem | - |
dc.subject | Regularization schemes | - |
dc.subject | Spatial filterings | - |
dc.subject | Spatial filters | - |
dc.subject | Algorithms | - |
dc.subject | article | - |
dc.subject | brain computer interface | - |
dc.subject | common spatial pattern algoritm | - |
dc.subject | electric activity | - |
dc.subject | electrode | - |
dc.subject | electroencephalogram | - |
dc.subject | electroencephalography | - |
dc.subject | eye movement | - |
dc.subject | eyelid reflex | - |
dc.subject | filtration | - |
dc.subject | human | - |
dc.subject | imagery | - |
dc.subject | information science | - |
dc.subject | learning algorithm | - |
dc.subject | mental health | - |
dc.subject | motor cortex | - |
dc.subject | neurophysiology | - |
dc.subject | probability | - |
dc.subject | spatial analysis | - |
dc.subject | algorithm | - |
dc.subject | brain computer interface | - |
dc.subject | electroencephalography | - |
dc.subject | signal processing | - |
dc.subject | Algorithms | - |
dc.subject | Brain-Computer Interfaces | - |
dc.subject | Electroencephalography | - |
dc.subject | Humans | - |
dc.subject | Signal Processing, Computer-Assisted | - |
dc.title | Divergence-based framework for common spatial patterns algorithms | - |
dc.type | Article | - |
dc.contributor.affiliatedAuthor | Muller, K.-R. | - |
dc.identifier.doi | 10.1109/RBME.2013.2290621 | - |
dc.identifier.scopusid | 2-s2.0-84899454044 | - |
dc.identifier.bibliographicCitation | IEEE Reviews in Biomedical Engineering, v.7, pp.50 - 72 | - |
dc.relation.isPartOf | IEEE Reviews in Biomedical Engineering | - |
dc.citation.title | IEEE Reviews in Biomedical Engineering | - |
dc.citation.volume | 7 | - |
dc.citation.startPage | 50 | - |
dc.citation.endPage | 72 | - |
dc.type.rims | ART | - |
dc.type.docType | Article | - |
dc.description.journalClass | 1 | - |
dc.description.journalRegisteredClass | scopus | - |
dc.subject.keywordPlus | Brain computer interface | - |
dc.subject.keywordPlus | Feature extraction | - |
dc.subject.keywordPlus | Interfaces (computer) | - |
dc.subject.keywordPlus | Optimization | - |
dc.subject.keywordPlus | Common spatial patterns | - |
dc.subject.keywordPlus | Divergence problems | - |
dc.subject.keywordPlus | High-dimensional | - |
dc.subject.keywordPlus | Information geometry | - |
dc.subject.keywordPlus | Maximization problem | - |
dc.subject.keywordPlus | Regularization schemes | - |
dc.subject.keywordPlus | Spatial filterings | - |
dc.subject.keywordPlus | Spatial filters | - |
dc.subject.keywordPlus | Algorithms | - |
dc.subject.keywordPlus | article | - |
dc.subject.keywordPlus | brain computer interface | - |
dc.subject.keywordPlus | common spatial pattern algoritm | - |
dc.subject.keywordPlus | electric activity | - |
dc.subject.keywordPlus | electrode | - |
dc.subject.keywordPlus | electroencephalogram | - |
dc.subject.keywordPlus | electroencephalography | - |
dc.subject.keywordPlus | eye movement | - |
dc.subject.keywordPlus | eyelid reflex | - |
dc.subject.keywordPlus | filtration | - |
dc.subject.keywordPlus | human | - |
dc.subject.keywordPlus | imagery | - |
dc.subject.keywordPlus | information science | - |
dc.subject.keywordPlus | learning algorithm | - |
dc.subject.keywordPlus | mental health | - |
dc.subject.keywordPlus | motor cortex | - |
dc.subject.keywordPlus | neurophysiology | - |
dc.subject.keywordPlus | probability | - |
dc.subject.keywordPlus | spatial analysis | - |
dc.subject.keywordPlus | algorithm | - |
dc.subject.keywordPlus | brain computer interface | - |
dc.subject.keywordPlus | electroencephalography | - |
dc.subject.keywordPlus | signal processing | - |
dc.subject.keywordPlus | Algorithms | - |
dc.subject.keywordPlus | Brain-Computer Interfaces | - |
dc.subject.keywordPlus | Electroencephalography | - |
dc.subject.keywordPlus | Humans | - |
dc.subject.keywordPlus | Signal Processing, Computer-Assisted | - |
dc.subject.keywordAuthor | Brain-computer interfaces | - |
dc.subject.keywordAuthor | information geometry | - |
dc.subject.keywordAuthor | spatial filters | - |
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