Assessing and compensating for zero-lag correlation effects in time-lagged granger causality analysis of fMRI

IEEE Transactions on Biomedical Engineering

Volumn 57, Issue 6, 2010, Pages 1446-1456

  Deshpande, Gopikrishna ^a   Sathian, K ^b,c   Hu, Xiaoping ^a  

^a Emory University   (United States)

^b EMORY UNIVERSITY   (United States)

^c ATLANTA VA MEDICAL CENTER   (United States)

Author keywords

Effective connectivity (EC); Functional connectivity (FC); Functional magnetic resonance imaging (fMRI); Granger causality (GC)

Indexed keywords

ACQUISITION PROCESS; BRAIN NETWORKS; FMRI DATA; FUNCTIONAL CONNECTIVITY; FUNCTIONAL MAGNETIC RESONANCE IMAGING; GRANGER CAUSALITY; HEALTHY HUMANS; HEMODYNAMIC RESPONSE; NEURONAL ACTIVITIES; VECTOR AUTOREGRESSIVE MODEL; VERBAL WORKING MEMORY; ZERO-LAG CORRELATION;

ELECTRIC CONDUCTIVITY MEASUREMENT; MAGNETIC RESONANCE IMAGING;

MAGNETIC RESONANCE;

ANALYTIC METHOD; ARTICLE; CONTROLLED STUDY; CORRELATION ANALYSIS; FUNCTIONAL MAGNETIC RESONANCE IMAGING; GRANGER CAUSALITY ANALYSIS; HUMAN; IMAGE ANALYSIS; IMAGE PROCESSING; INFORMATION PROCESSING; NEUROIMAGING; NEUROPHYSIOLOGY; SIMULATION; TASK PERFORMANCE; TIME PERCEPTION; TIME SERIES ANALYSIS; VERBAL MEMORY; WHITE NOISE; WORKING MEMORY;

ALGORITHMS; ARTIFACTS; BRAIN; BRAIN MAPPING; EVOKED POTENTIALS; HUMANS; IMAGE ENHANCEMENT; IMAGE INTERPRETATION, COMPUTER-ASSISTED; MAGNETIC RESONANCE IMAGING; MEMORY; REPRODUCIBILITY OF RESULTS; SENSITIVITY AND SPECIFICITY; STATISTICS AS TOPIC;

EID: 77952564109     PISSN: 00189294     EISSN: None     Source Type: Journal    
DOI: 10.1109/TBME.2009.2037808     Document Type: Article

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