Combining independent component analysis and correlation analysis to probe interregional connectivity in fMRI task activation datasets

Magnetic Resonance Imaging

Volumn 18, Issue 8, 2000, Pages 921-930

  Arfanakis, Konstantinos ^a   Cordes, Dietmar ^a   Haughton, Victor M ^b   Moritz, Chad H ^b   Quigley, Michelle A ^a   Meyerand, Mary E ^a  

^a UNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE AND PUBLIC HEALTH   (United States)

^b UNIVERSITY OF WISCONSIN MADISON   (United States)

Author keywords

Activation removal; Connectivity; Correlation; fMRI; ICA

Indexed keywords

ADULT; ARTICLE; BRAIN BLOOD FLOW; BRAIN FUNCTION; BRAIN REGION; CORRELATION FUNCTION; HUMAN; HUMAN EXPERIMENT; NORMAL HUMAN; NUCLEAR MAGNETIC RESONANCE IMAGING; PRINCIPAL COMPONENT ANALYSIS; PRIORITY JOURNAL; TASK PERFORMANCE;

ADULT; AUDITORY CORTEX; BRAIN; BRAIN MAPPING; DATABASES; HEMODYNAMIC PROCESSES; HUMANS; MAGNETIC RESONANCE IMAGING; MODELS, NEUROLOGICAL; MOTOR CORTEX; RESEARCH; TIME FACTORS; VISUAL CORTEX;

EID: 0033652287     PISSN: 0730725X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0730-725X(00)00190-9     Document Type: Article

References (32)

1. Functional connecivity in the motor cortex of resting human brain using echo-planar MRI
2. Spontaneous waves of cerebral blood flow associated with a pattern of electrocortical activity
3. Intrinsic signal changes accompanying sensory stimulation: Functional brain mapping with magnetic resonance imaging
4. Dynamic magnetic resonance imaging of human brain activity during primary sensory stimulation
5. An investigation of the contribution of physiologic noise in human functional MRI studies at 1.5 tesla and 4 tesla
6. Functional connectivity in single and multislice echoplanar imaging using resting-state fluctuations
7. Interregional functional connectivity to primary motor cortex revealed using MRI resting state images
8. Independent component analysis: A new concept?
9. Spatially filtering functional magnetic resonance imaging data
10. Processing strategies for time-course data sets in functional MRI of the human brain
11. Treatment of baseline drifts in fMRI time series analysis
12. Analysis of fMRI data by blind separation into independent spatial components
13. Spatially independent activity patterns in functional MRI data during the stroop colornaming task
14. Blind source separation of multiple signal sources of fMRI data sets using independent component analysis
15. Independent component analysis of fMRI data: Examining the assumptions
16. An information-maximization approach to blind separation and blind deconvolution
17. Metabolic and vascular volume oscillation in the cat brain cortex
18. Introperative use of laser doppler in the study of cerebral microvascular circulation
19. Oscillatory responses in cat visual cortex exhibit inter-columnar synchronization which reflects global stimulus properties
20. Spontaneous flow oscillations in the cerebral cortex during acute changes in mean arterial pressure
21. Oscillations of cortical oxidative metabolism and microcirculation in the ischaemic brain
22. The nature of spatiotemporal changes in cerebral hemodynamics as manifested in functional magnetic resonance imaging
23. 4-6 Cycle per minute fluctuation in cerebral blood volume of feline cortical tissue in situ
24. Low frequency oscillations of cortical oxidative metabolism in waking and sleep
25. Functional connectivity: The principal-component analysis of large (PET) data sets
26. Identification of functionally related neural assemblies
27. Functional interactions in the brain: Use of correlation between regional metabolic rates
28. Interhemispheric EEG coherence in never-medicated patients with paranoid schizophrenia: Analysis at rest and during photic stimulation
29. Effects of task related activation on physiological noise using functional connectivity analysis
30. Reducing task acquisition time by interleaving functional MRI tasks
31. Mixing task paradigm in fMRI for radiosurgery