The global signal in fMRI: Nuisance or Information?

scientific article published on 14 February 2017

The global signal in fMRI: Nuisance or Information? is …
instance of (P31):
scholarly articleQ13442814

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P8978DBLP publication IDjournals/neuroimage/LiuNF17
P356DOI10.1016/J.NEUROIMAGE.2017.02.036
P932PMC publication ID5406229
P698PubMed publication ID28213118

P50authorThomas T LiuQ57032443
P2093author name stringMaryam Falahpour
Alican Nalci
P2860cites workA default mode of brain functionQ24544311
The global signal and observed anticorrelated resting state brain networksQ24648484
Transient neuronal coactivations embedded in globally propagating waves underlie resting-state functional connectivityQ27317143
The human brain is intrinsically organized into dynamic, anticorrelated functional networksQ27860802
Broadband Electrophysiological Dynamics Contribute to Global Resting-State fMRI SignalQ28310259
Tracking brain arousal fluctuations with fMRIQ28310269
Spontaneous low-frequency BOLD signal fluctuations: An fMRI investigation of the resting-state default mode of brain function hypothesisQ29030727
AFNI: software for analysis and visualization of functional magnetic resonance neuroimagesQ29547544
The impact of global signal regression on resting state correlations: are anti-correlated networks introduced?Q29619522
Sleep and the functional connectomeQ30428480
An improved framework for confound regression and filtering for control of motion artifact in the preprocessing of resting-state functional connectivity dataQ30445189
Low-frequency oscillations measured in the periphery with near-infrared spectroscopy are strongly correlated with blood oxygen level-dependent functional magnetic resonance imaging signalsQ30448694
Cortical network functional connectivity in the descent to sleepQ30486599
Spatiotemporal dynamics of low frequency fluctuations in BOLD fMRI of the rat.Q30490816
Magnetic field shift due to mechanical vibration in functional magnetic resonance imagingQ30494272
Neural basis of global resting-state fMRI activityQ30495042
Spatiotemporal dynamics of low frequency BOLD fluctuations in rats and humans.Q30497580
Dynamic functional connectivity: promise, issues, and interpretationsQ30554308
Localization of cardiac-induced signal change in fMRI.Q48246348
Development of the brain's default mode network from wakefulness to slow wave sleep.Q48316407
The inferential impact of global signal covariates in functional neuroimaging analyses.Q48382633
Large-amplitude, spatially correlated fluctuations in BOLD fMRI signals during extended rest and early sleep stages.Q48414871
On the origin of respiratory artifacts in BOLD-EPI of the human brain.Q48432047
Simulation of the effects of global normalization procedures in functional MRI.Q48470126
Separating respiratory-variation-related fluctuations from neuronal-activity-related fluctuations in fMRI.Q48571641
Physiological noise reduction for arterial spin labeling functional MRI.Q48620093
Global signal modulation of single-trial fMRI response variability: Effect on positive vs negative BOLD response relationship.Q48850484
Removal of confounding effects of global signal in functional MRI analyses.Q48913761
Quantification of the impact of a confounding variable on functional connectivity confirms anti-correlated networks in the resting-state.Q48921952
The relationship between global and local changes in PET scans.Q48940829
Retrospective estimation and correction of physiological fluctuation in functional MRI.Q52335471
Characterizing Dynamic Brain Responses with fMRI: A Multivariate ApproachQ57004364
Characterizing Evoked Hemodynamics with fMRIQ57004369
A method for removal of global effects from fMRI time seriesQ57899715
Respiratory effects in human functional magnetic resonance imaging due to bulk susceptibility changesQ77425596
Resting fluctuations in arterial carbon dioxide induce significant low frequency variations in BOLD signalQ48000408
Artifacts due to stimulus correlated motion in functional imaging of the brainQ48165655
Identifying the perfusion deficit in acute stroke with resting-state functional magnetic resonance imagingQ48178155
Effects of repeatability measures on results of fMRI sICA: a study on simulated and real resting-state effectsQ48208152
Methods to detect, characterize, and remove motion artifact in resting state fMRI.Q30558543
Quasi-periodic patterns (QPP): large-scale dynamics in resting state fMRI that correlate with local infraslow electrical activityQ30560247
Cerebral hemodynamic impairment: assessment with resting-state functional MR imaging.Q30670421
Highcor: a novel data-driven regressor identification method for BOLD fMRI.Q30821230
Does functional MRI detect activation in white matter? A review of emerging evidence, issues, and future directionsQ30844572
Modeling the hemodynamic response to brain activationQ30971791
Evaluation of Denoising Strategies to Address Motion-Correlated Artifacts in Resting-State Functional Magnetic Resonance Imaging Data from the Human Connectome ProjectQ31125122
Altered global brain signal in schizophreniaQ33665389
Reduction of motion-related artifacts in resting state fMRI using aCompCorQ33707335
Noncontrast mapping of arterial delay and functional connectivity using resting-state functional MRI: a study in Moyamoya patients.Q33896071
Mapping sources of correlation in resting state FMRI, with artifact detection and removal.Q33962238
Save the global: global signal connectivity as a tool for studying clinical populations with functional magnetic resonance imagingQ33999079
Fractionation of social brain circuits in autism spectrum disordersQ34287828
Time-varying functional network information extracted from brief instances of spontaneous brain activityQ34329720
Effects of model-based physiological noise correction on default mode network anti-correlations and correlationsQ34371213
From waking to sleeping: neuronal and chemical substratesQ34453678
Low frequency BOLD fluctuations during resting wakefulness and light sleep: a simultaneous EEG-fMRI studyQ34642859
Separating slow BOLD from non-BOLD baseline drifts using multi-echo fMRI.Q34674669
Recent progress and outstanding issues in motion correction in resting state fMRI.Q35477398
Network anticorrelations, global regression, and phase-shifted soft tissue correction.Q35561705
Anticorrelated resting-state functional connectivity in awake rat brain.Q35592859
Anticorrelations in resting state networks without global signal regressionQ35592878
Functional connectivity arises from a slow rhythmic mechanism.Q35616036
Tracking ongoing cognition in individuals using brief, whole-brain functional connectivity patternsQ35865644
Function biomedical informatics research network recommendations for prospective multicenter functional MRI studiesQ35951688
A method to determine the necessity for global signal regression in resting-state fMRI studiesQ36055147
Anti-correlated networks, global signal regression, and the effects of caffeine in resting-state functional MRI.Q36240225
Low-frequency fluctuations in the cardiac rate as a source of variance in the resting-state fMRI BOLD signalQ36248895
Trouble at rest: how correlation patterns and group differences become distorted after global signal regressionQ36358590
A component based noise correction method (CompCor) for BOLD and perfusion based fMRI.Q36407403
A novel approach for global noise reduction in resting-state fMRI: APPLECOR.Q36428612
Quantifying fluctuations of resting state networks using arterial spin labeling perfusion MRI.Q36692499
Neurophysiological investigation of spontaneous correlated and anticorrelated fluctuations of the BOLD signalQ36838549
Empirical analyses of BOLD fMRI statistics. I. Spatially unsmoothed data collected under null-hypothesis conditions.Q36888024
Empirical analyses of BOLD fMRI statistics. II. Spatially smoothed data collected under null-hypothesis and experimental conditionsQ36888030
The perils of global signal regression for group comparisons: a case study of Autism Spectrum DisordersQ37006044
Correcting for Blood Arrival Time in Global Mean Regression Enhances Functional Connectivity Analysis of Resting State fMRI-BOLD SignalsQ37043169
Correcting brain-wide correlation differences in resting-state FMRI.Q37111495
The nuisance of nuisance regression: spectral misspecification in a common approach to resting-state fMRI preprocessing reintroduces noise and obscures functional connectivityQ37138292
Influence of heart rate on the BOLD signal: the cardiac response functionQ37181399
Spontaneous eyelid closures link vigilance fluctuation with fMRI dynamic connectivity states.Q37213865
Temporal metastates are associated with differential patterns of time-resolved connectivity, network topology, and attentionQ37258614
Modulation of the brain's functional network architecture in the transition from wake to sleepQ37263065
The amplitude of the resting-state fMRI global signal is related to EEG vigilance measuresQ37275082
Functional connectivity networks with and without global signal correctionQ37399765
Addressing head motion dependencies for small-world topologies in functional connectomics.Q37414026
Making the most of fMRI at 7 T by suppressing spontaneous signal fluctuationsQ37443909
A comprehensive assessment of regional variation in the impact of head micromovements on functional connectomicsQ37494971
Neurobiological basis of head motion in brain imagingQ37725261
Separating Fractal and Oscillatory Components in the Power Spectrum of Neurophysiological SignalQ38969490
Global signal regression acts as a temporal downweighting process in resting-state fMRI.Q39019554
Towards a consensus regarding global signal regression for resting state functional connectivity MRI.Q39153172
Sources and implications of whole-brain fMRI signals in humansQ39280131
The Voxel-Wise Functional Connectome Can Be Efficiently Derived from Co-activations in a Sparse Spatio-Temporal Point-Process.Q39415585
Perfusion information extracted from resting state functional magnetic resonance imagingQ39999651
A geometric view of global signal confounds in resting-state functional MRI.Q40281582
Respiratory sinus arrhythmia: autonomic origins, physiological mechanisms, and psychophysiological implicationsQ40876327
Dynamic functional connectivity reveals altered variability in functional connectivity among patients with major depressive disorderQ41531278
Image-based method for retrospective correction of physiological motion effects in fMRI: RETROICOR.Q41747196
Local and global contributions to hemodynamic activity in mouse cortex.Q41903173
Global and system-specific resting-state fMRI fluctuations are uncorrelated: principal component analysis reveals anti-correlated networksQ42118083
Correlated slow fluctuations in respiration, EEG, and BOLD fMRI.Q42597307
Amplitude of low frequency fluctuation within visual areas revealed by resting-state functional MRI.Q42617208
Correlations and anticorrelations in resting-state functional connectivity MRI: a quantitative comparison of preprocessing strategiesQ43587919
Physiological origin of low-frequency drift in blood oxygen level dependent (BOLD) functional magnetic resonance imaging (fMRI).Q43863771
Simulation of human respiration in fMRI with a mechanical modelQ44040553
Noise contributions to the fMRI signal: An overview.Q44352496
Modeling resting-state functional networks when the cortex falls asleep: local and global changes.Q45191399
The relationship between BOLD signal and autonomic nervous system functions: implications for processing of "physiological noise".Q45221660
EEG-vigilance and BOLD effect during simultaneous EEG/fMRI measurementQ46466335
Differences in the resting-state fMRI global signal amplitude between the eyes open and eyes closed states are related to changes in EEG vigilanceQ46494250
Cardiac-induced physiologic noise in tissue is a direct observation of cardiac-induced fluctuationsQ47198211
Non-white noise in fMRI: does modelling have an impact?Q47746538
On the Stability of BOLD fMRI Correlations.Q47819664
Functional connectivity during rested wakefulness predicts vulnerability to sleep deprivation.Q47992857
P407language of work or nameEnglishQ1860
P921main subjectnuisanceQ1156462
P304page(s)213-229
P577publication date2017-02-16
P1433published inNeuroImageQ1981225
P1476titleThe global signal in fMRI: Nuisance or Information?
P478volume150

Reverse relations

cites work (P2860)
Q92112240A three-wave longitudinal study of subcortical-cortical resting-state connectivity in adolescence: Testing age- and puberty-related changes
Q42700249Abnormal Resting-State Functional Connectivity of Insular Subregions and Disrupted Correlation with Working Memory in Adults with Attention Deficit/Hyperactivity Disorder
Q99370498Age-related alterations in functional connectivity along the longitudinal axis of the hippocampus and its subfields
Q98188009All roads lead to the default-mode network-global source of DMN abnormalities in major depressive disorder
Q96577055All roads lead to the motor cortex: psychomotor mechanisms and their biochemical modulation in psychiatric disorders
Q90219142Axial variation of deoxyhemoglobin density as a source of the low-frequency time lag structure in blood oxygenation level-dependent signals
Q60957356Coherent chaos in a recurrent neural network with structured connectivity
Q64228525Common and Specific Functional Activity Features in Schizophrenia, Major Depressive Disorder, and Bipolar Disorder
Q88419901Core networks and their reconfiguration patterns across cognitive loads
Q49408464Disrupted Brain Intrinsic Networks and Executive Dysfunction in Cirrhotic Patients without Overt Hepatic Encephalopathy.
Q91971008Distinct BOLD variability changes in the default mode and salience networks in Alzheimer's disease spectrum and associations with cognitive decline
Q49895273Dynamic resting state fMRI analysis in mice reveals a set of Quasi-Periodic Patterns and illustrates their relationship with the global signal.
Q58596123Eyes-Open and Eyes-Closed Resting States With Opposite Brain Activity in Sensorimotor and Occipital Regions: Multidimensional Evidences From Machine Learning Perspective
Q48151107Global fluctuations of cerebral blood flow indicate a global brain network independent of systemic factors.
Q47668115Identifying and characterizing systematic temporally-lagged BOLD artifacts.
Q89998477Impairments of large-scale functional networks in attention-deficit/hyperactivity disorder: a meta-analysis of resting-state functional connectivity
Q96765640Individual differences in local functional brain connectivity affect TMS effects on behavior
Q89166805Investigating the Intersession Reliability of Dynamic Brain-State Properties
Q92010363Metastable neural dynamics underlies cognitive performance across multiple behavioural paradigms
Q50124911PAGANI Toolkit: Parallel graph-theoretical analysis package for brain network big data.
Q55554147Quasi-Periodic Patterns of Neural Activity improve Classification of Alzheimer's Disease in Mice.
Q47314680Quasi-periodic patterns of intrinsic brain activity in individuals and their relationship to global signal
Q90128069Resting-state "physiological networks"
Q92510177Spatiotemporal Empirical Mode Decomposition of Resting-State fMRI Signals: Application to Global Signal Regression
Q90333260The Effects of Global Signal Regression on Estimates of Resting-State Blood Oxygen-Level-Dependent Functional Magnetic Resonance Imaging and Electroencephalogram Vigilance Correlations
Q47309649The dilemma of using global signal regression in resting-state fMRI study
Q91804067The effect of global signal regression on DCM estimates of noise and effective connectivity from resting state fMRI
Q104064559The psychological correlates of distinct neural states occurring during wakeful rest
Q47864516The resting-state fMRI arterial signal predicts differential blood transit time through the brain
Q97563154The trait and state negative affect can be separately predicted by stable and variable resting-state functional connectivity
Q89759175Time of day is associated with paradoxical reductions in global signal fluctuation and functional connectivity
Q90468041Topography and behavioral relevance of the global signal in the human brain
Q52361692Toward Leveraging Human Connectomic Data in Large Consortia: Generalizability of fMRI-Based Brain Graphs Across Sites, Sessions, and Paradigms.
Q88650222Using temporal ICA to selectively remove global noise while preserving global signal in functional MRI data
Q94544425Vigilance Effects in Resting-State fMRI

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