Brain computer interface approach using sensor covariance matrix with forced whitening.
Hyuk-soo ShinWonzoo ChungPublished in: BCI (2017)
Keyphrases
- covariance matrix
- brain computer interface
- covariance matrices
- motor imagery
- signal processing
- healthy subjects
- brain signals
- sample size
- principal component analysis
- mahalanobis distance
- brain activity
- event related potentials
- multivariate gaussian
- event related
- positive definite
- evoked potentials
- eeg signals
- correlation matrix
- objective function
- gaussian mixture
- computer screen
- eigenvalues and eigenvectors
- symmetric matrix
- learning algorithm
- neural network
- class conditional densities
- cma es
- geometrical interpretation
- image processing
- pattern recognition
- np hard
- medical images
- eeg data