Estimating Functional Connectivity Networks via Low-Rank Tensor Approximation With Applications to MCI Identification - Jiang, Xiao; Zhang, Limei; Qiao, Lishan; Shen, Dinggang (IEEE transactions on biomedical engineering, 2020)
Keywords: Approximation; Biomarkers; Cognitive ability; Correlation; Estimation; Functional connectivity network; Functional magnetic resonance imaging; group sparsity; low-rank tensor approximation; Mathematical analysis; MCI identification; Neural networks; Neurodegenerative diseases; partial correlation; pearson's correlation; Sociology; sparse representation; Tensors; Topology