Shift-Invariant Canonical Polyadic Decomposition of Complex-Valued Multi-Subject fMRI Data With a Phase Sparsity Constraint - Kuang, Li-Dan; Lin, Qiu-Hua; Gong, Xiao-Feng; Cong, Fengyu; Wang, Yu-Ping; Calhoun, Vince D. (IEEE transactions on medical imaging, 2020)
Keywords: Algorithms; Brain - diagnostic imaging; Canonical polyadic decomposition (CPD); complex-valued fMRI data; Computer simulation; Data models; Decomposition; Delay effects; Frequency-domain analysis; Functional magnetic resonance imaging; Humans; Image Processing, Computer-Assisted - methods; Invariants; Load modeling; Magnetic Resonance Imaging - methods; Noise levels; Noise reduction; shift-invariant; Signal Processing, Computer-Assisted; source phase sparsity; Sparsity; spatiotemporal constraints; Spatiotemporal phenomena; Tensors; Timing