brain electrical grids and computing grids: a perfect match mike x cohen
TRANSCRIPT
Data dimensions:
1) Space (spherical or 3D)2) Time3) Frequency (power vs. phase)4) Experiment condition5) Connectivity6) Subjects
Why we need computational power
Voxels
Voxe
ls
EEG connectivity matrix
Voxels
Voxe
ls
DTI connectivity matrix
EEG single-trial power MNE conflict effect Seeded tractography
Linking anatomical and functional connectivity
The problem:
Brain data analyses involve many repeated transformations of very large
data matrices.
Standard computers cannot handle these analyses without annoying interventions.