Collaborative filtering on brain
Post date: Aug 24, 2012 4:34:24 PM
Objective: use collaborative filtering (CF) with multi subject fMRI data
imagine matrix D of the size c x v where
c: # of class categories
v: # of voxels
theta_v the description vector of the size s x 1 for voxel v
x_c the description vector of the size s x 1 for category c