Ð
27
Ð
Equations: Matrix-Vector Form
¥
Express
known
data vector as a sum of
known
columns with
unknown
coefficents:
or
or
Ô
È
Õ
means
Ò
least squares
Ó
the ÒdesignÓ matrix
z
depends on the voxel;
R
doesnÕt