Neuroimaging Data Processing/Glossary
BOLD
editblood-oxygen-level-dependent
EPI
edit(gradient-echo) echoplanar imaging
fMRI
editfunctional magnetic resonance imaging
MRI
editmagnetic resonance imaging
rotation
editturning the entire image around an axis in space: x-y, x-z, y-z (in the absence of translation)
TE
editecho time
TR
editrepetition time
translation
editmoving the entire image volume along an axis in space: x-,y-, and z-axes (in the absence of rotation)
volume
editone 3-dimensional image, i.e., one timepoint in a 4-dimensional fMRI image
voxel
editone 3-dimensional unit (length × width × height) in a 3-dimensional image (analogous to a pixel in a 2-dimensional image)