V Calhoun

Summary

Affiliation: Yale University
Country: USA

Publications

  1. ncbi request reprint Unmixing fMRI with independent component analysis
    Vince D Calhoun
    Medical Image Analysis Lab, Olin Neuropsychiatry Research Center, Hartford, CT 06106, USA
    IEEE Eng Med Biol Mag 25:79-90. 2006
  2. ncbi request reprint Alcohol intoxication effects on visual perception: an fMRI study
    Vince D Calhoun
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford, Connecticut 06106, USA
    Hum Brain Mapp 21:15-26. 2004
  3. ncbi request reprint A feature-based approach to combine functional MRI, structural MRI and EEG brain imaging data
    V Calhoun
    Olin Neuropsychiatry Res Center, Yale Univ, New Haven, CT 06520, USA
    Conf Proc IEEE Eng Med Biol Soc 1:3672-5. 2006
  4. ncbi request reprint Semi-blind ICA of fMRI: A method for utilizing hypothesis-derived time courses in a spatial ICA analysis
    V D Calhoun
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford, CT 06106, USA
    Neuroimage 25:527-38. 2005
  5. ncbi request reprint A method for comparing group fMRI data using independent component analysis: application to visual, motor and visuomotor tasks
    Vince D Calhoun
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford, CT 06106, USA
    Magn Reson Imaging 22:1181-91. 2004
  6. ncbi request reprint Method for multimodal analysis of independent source differences in schizophrenia: combining gray matter structural and auditory oddball functional data
    V D Calhoun
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford, Connecticut 06106, USA
    Hum Brain Mapp 27:47-62. 2006
  7. ncbi request reprint Alcohol intoxication effects on simulated driving: exploring alcohol-dose effects on brain activation using functional MRI
    Vince D Calhoun
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford, CT, USA
    Neuropsychopharmacology 29:2097-17. 2004
  8. ncbi request reprint fMRI analysis with the general linear model: removal of latency-induced amplitude bias by incorporation of hemodynamic derivative terms
    V D Calhoun
    Olin Neuropsychiatry Research Center, Institute of Living, 200 Retreat Avenue, Hartford, CT 06106, USA
    Neuroimage 22:252-7. 2004
  9. ncbi request reprint Using virtual reality to study alcohol intoxication effects on the neural correlates of simulated driving
    V D Calhoun
    Olin Neuropsychiatry Research Center, Institute of Living, 200 Retreat Ave, Hartford, Connecticut 06106, USA
    Appl Psychophysiol Biofeedback 30:285-306. 2005
  10. pmc A method for multitask fMRI data fusion applied to schizophrenia
    Vince D Calhoun
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford, Connecticut 06106, USA
    Hum Brain Mapp 27:598-610. 2006

Detail Information

Publications60

  1. ncbi request reprint Unmixing fMRI with independent component analysis
    Vince D Calhoun
    Medical Image Analysis Lab, Olin Neuropsychiatry Research Center, Hartford, CT 06106, USA
    IEEE Eng Med Biol Mag 25:79-90. 2006
  2. ncbi request reprint Alcohol intoxication effects on visual perception: an fMRI study
    Vince D Calhoun
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford, Connecticut 06106, USA
    Hum Brain Mapp 21:15-26. 2004
    ..e., increased in spatial extent) at the higher dose. Alcohol, thus, appears to have both global and local effects upon the neural correlates of the MVPT-R task, some of which are dose dependent...
  3. ncbi request reprint A feature-based approach to combine functional MRI, structural MRI and EEG brain imaging data
    V Calhoun
    Olin Neuropsychiatry Res Center, Yale Univ, New Haven, CT 06520, USA
    Conf Proc IEEE Eng Med Biol Soc 1:3672-5. 2006
    ..We show that combining data types can improve our ability to distinguish differences between groups...
  4. ncbi request reprint Semi-blind ICA of fMRI: A method for utilizing hypothesis-derived time courses in a spatial ICA analysis
    V D Calhoun
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford, CT 06106, USA
    Neuroimage 25:527-38. 2005
    ..The use of prior time course information in a spatial ICA analysis, which combines elements of both a regression approach and a blind ICA approach, may prove to be a useful tool for fMRI analysis...
  5. ncbi request reprint A method for comparing group fMRI data using independent component analysis: application to visual, motor and visuomotor tasks
    Vince D Calhoun
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford, CT 06106, USA
    Magn Reson Imaging 22:1181-91. 2004
    ..The proposed method may prove to be useful in answering questions requiring multigroup comparisons when a flexible modeling approach is desired...
  6. ncbi request reprint Method for multimodal analysis of independent source differences in schizophrenia: combining gray matter structural and auditory oddball functional data
    V D Calhoun
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford, Connecticut 06106, USA
    Hum Brain Mapp 27:47-62. 2006
    ..controls, suggesting that more gray matter may be related to less functional connectivity in the auditory oddball fMRI task...
  7. ncbi request reprint Alcohol intoxication effects on simulated driving: exploring alcohol-dose effects on brain activation using functional MRI
    Vince D Calhoun
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford, CT, USA
    Neuropsychopharmacology 29:2097-17. 2004
    ..The fMRI data also suggest that the deficits observed in alcohol intoxication may be modulated primarily through OF/anterior cingulate, motor and cerebellar regions as opposed to attentional areas in frontoparietal cortex...
  8. ncbi request reprint fMRI analysis with the general linear model: removal of latency-induced amplitude bias by incorporation of hemodynamic derivative terms
    V D Calhoun
    Olin Neuropsychiatry Research Center, Institute of Living, 200 Retreat Avenue, Hartford, CT 06106, USA
    Neuroimage 22:252-7. 2004
    ..The proposed test is applied in a random-effects analysis of 100 subjects. It reveals increased amplitudes in areas consistent with the task, with the largest increases in regions with greater hemodynamic delays...
  9. ncbi request reprint Using virtual reality to study alcohol intoxication effects on the neural correlates of simulated driving
    V D Calhoun
    Olin Neuropsychiatry Research Center, Institute of Living, 200 Retreat Ave, Hartford, Connecticut 06106, USA
    Appl Psychophysiol Biofeedback 30:285-306. 2005
    ..In both studies we found specific circuits that were differentially modulated by alcohol, we revealed both global and local effects of alcohol, and we examined relationships between behavior, brain function, and alcohol blood levels...
  10. pmc A method for multitask fMRI data fusion applied to schizophrenia
    Vince D Calhoun
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford, Connecticut 06106, USA
    Hum Brain Mapp 27:598-610. 2006
    ..It thus provides a way to integrate and probe brain networks using a variety of tasks and may increase our understanding of coordinated brain networks and the impact of pathology upon them...
  11. ncbi request reprint Latency (in)sensitive ICA. Group independent component analysis of fMRI data in the temporal frequency domain
    V D Calhoun
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford, CT 06106, USA
    Neuroimage 20:1661-9. 2003
    ..The resulting time courses, the component maps, and the latency maps may prove useful as an addition to the collection of methods for fMRI data analysis...
  12. ncbi request reprint Neuronal chronometry of target detection: fusion of hemodynamic and event-related potential data
    V D Calhoun
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford, CT 06106, USA
    Neuroimage 30:544-53. 2006
    ..We show that fusing imaging modalities with different advantages can provide new information about the brain...
  13. ncbi request reprint Abnormal object recall and anterior cingulate overactivation correlate with formal thought disorder in schizophrenia
    Michal Assaf
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford, CT 06106, USA
    Biol Psychiatry 59:452-9. 2006
    ..An influential theory is that FTD results from impaired semantic memory processing. We explored the neural correlates of semantic memory retrieval in schizophrenia using an imaging task assessing semantic object recall...
  14. pmc Alcohol dose effects on brain circuits during simulated driving: an fMRI study
    Shashwath A Meda
    Olin Neuropsychiatry Research Center, Institute of Living at Hartford Hospital, Connecticut, USA
    Hum Brain Mapp 30:1257-70. 2009
    ..Overall, results suggest that alcohol (especially at high doses) causes significant impairment of both driving behavior and brain functionality related to motor planning and control, goal directedness, error monitoring, and memory...
  15. ncbi request reprint Functional MRI study of a serial reaction time task in Huntington's disease
    Jin Suh Kim
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford Hospital, 400 Washington St, Hartford, CT 06106, USA
    Psychiatry Res 131:23-30. 2004
    ..The variable striatal activity in the Huntington's group suggests early functional loss possibly associated with previously demonstrated early atrophy of these same neural structures...
  16. pmc Evidence for anomalous network connectivity during working memory encoding in schizophrenia: an ICA based analysis
    Shashwath A Meda
    Olin Neuropsychiatry Research Center, Institute of Living at Hartford Hospital, Hartford, Connecticut, United States of America
    PLoS ONE 4:e7911. 2009
    ..Numerous neuroimaging studies report abnormal regional brain activity during working memory performance in schizophrenia, but few have examined brain network integration as determined by "functional connectivity" analyses...
  17. pmc Functional neural networks underlying response inhibition in adolescents and adults
    Michael C Stevens
    Olin Neuropsychiatry Research Center, Hartford, CT 06106, United
    Behav Brain Res 181:12-22. 2007
    ..We identify and characterize several age-related differences in the function of neural circuits that are associated with behavioral performance changes across adolescent development...
  18. ncbi request reprint Aberrant "default mode" functional connectivity in schizophrenia
    Abigail G Garrity
    Trinity College, Hartford, CT, USA
    Am J Psychiatry 164:450-7. 2007
    ..It was hypothesized that the default mode network would show abnormal activation and connectivity in patients with schizophrenia...
  19. ncbi request reprint A functional magnetic resonance imaging study of working memory abnormalities in schizophrenia
    Matthew R Johnson
    Olin Neuropsychiatry Research Center, The Institute of Living at Hartford Hospital, Hartford, CT, USA
    Biol Psychiatry 60:11-21. 2006
    ..We examined neural function changes at several WM loads to derive a more complete picture of WM dysfunction in schizophrenia...
  20. pmc Brain network dynamics during error commission
    Michael C Stevens
    Olin Neuropsychiatry Research Center, The Institute of Living Hartford Hospital, Hartford, Connecticut 06106, USA
    Hum Brain Mapp 30:24-37. 2009
    ..These findings characterize the spatial structure of neural networks underlying error commission and identify neurobiological differences between adolescents and adults...
  21. pmc Aberrant localization of synchronous hemodynamic activity in auditory cortex reliably characterizes schizophrenia
    Vince D Calhoun
    Institute of Living, Olin Neuropsychiatry Research Center, 200 Retreat Avenue, Hartford, CT 06106, USA
    Biol Psychiatry 55:842-9. 2004
    ..In this study, we attempted to examine auditory cortex function using an intrinsic, task-uncorrelated measure...
  22. pmc A method for functional network connectivity among spatially independent resting-state components in schizophrenia
    Madiha J Jafri
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford, CT 06106, USA
    Neuroimage 39:1666-81. 2008
    ..Significant differences between patient and control connectivity in different networks were revealed possibly reflecting deficiencies in cortical processing in patients...
  23. pmc Effects of alcohol on performance on a distraction task during simulated driving
    Allyssa J Allen
    Olin Neuropsychiatry Research Center, Institute of Living at Hartford Hospital, 200 Retreat Avenue, Hartford, Connecticut 06106, USA
    Alcohol Clin Exp Res 33:617-25. 2009
    ..Previous functional MRI (fMRI) studies of the VO task have shown activation in the anterior cingulate, hippocampus, and prefrontal cortex. Thus, we predicted dose-dependent decreases in activation of these areas during VO performance...
  24. pmc Age-related cognitive gains are mediated by the effects of white matter development on brain network integration
    Michael C Stevens
    Olin Neuropsychiatry Research Center, Whitehall Building, The Institute of Living Hartford Hospital, Hartford, CT 06106, USA
    Neuroimage 48:738-46. 2009
    ....
  25. ncbi request reprint Functional neural circuits for mental timekeeping
    Michael C Stevens
    Olin Neuropsychiatry Research Center, Hartford, Connecticut 06106, USA
    Hum Brain Mapp 28:394-408. 2007
    ..These findings are discussed within the context of current biological and information processing models of neural timekeeping...
  26. pmc Modulation of temporally coherent brain networks estimated using ICA at rest and during cognitive tasks
    Vince D Calhoun
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford, Connecticut 06106, USA
    Hum Brain Mapp 29:828-38. 2008
    ..In summary, TCNs show considerable promise as potential imaging biological markers of brain diseases, though each network needs to be studied in more detail...
  27. pmc Brain connectivity is not only lower but different in schizophrenia: a combined anatomical and functional approach
    Pawel Skudlarski
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford Hospital, Hartford, Connecticut 06106, USA
    Biol Psychiatry 68:61-9. 2010
    ..Simultaneous measure of anatomical and functional connectivity and its interactions allow for better understanding of schizophrenia-related alternations in brain connectivity...
  28. pmc Temporal lobe and "default" hemodynamic brain modes discriminate between schizophrenia and bipolar disorder
    Vince D Calhoun
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford, Connecticut, USA
    Hum Brain Mapp 29:1265-75. 2008
    ..A combination of two such hemodynamic brain networks shows promise as a biomarker for schizophrenia and bipolar disorder...
  29. ncbi request reprint An adaptive reflexive processing model of neurocognitive function: supporting evidence from a large scale (n = 100) fMRI study of an auditory oddball task
    Kent A Kiehl
    Olin Neuropsychiatry Research Center, The Institute of Living, Hartford, CT 06106, USA
    Neuroimage 25:899-915. 2005
    ..This process may be termed 'adaptive reflexive processing.' The implications of these results for interpreting functional MRI studies are discussed...
  30. ncbi request reprint Source density-driven independent component analysis approach for fMRI data
    Baoming Hong
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford, Connecticut 06106, USA
    Hum Brain Mapp 25:297-307. 2005
    ..Our experimental results show that the source density-driven ICA method can improve performance further by incorporating some a priori information into ICA analysis of fMRI signals...
  31. doi request reprint Measuring brain connectivity: diffusion tensor imaging validates resting state temporal correlations
    Pawel Skudlarski
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford Hospital, Hartford, 06106 CT, USA
    Neuroimage 43:554-61. 2008
    ..The combination of both techniques presented here allows for further combining them to provide richer representation of brain connectivity both in the healthy brain and in clinical conditions...
  32. pmc An fMRI study of working memory in first-degree unaffected relatives of schizophrenia patients
    Shashwath A Meda
    Olin Neuropsychiatry Research Center, Institute of Living at Hartford Hospital, 200 Retreat Avenue, Hartford, CT 06106, USA
    Schizophr Res 104:85-95. 2008
    ..Additionally, fMRI differences in both conditions were modulated by load, with a parametric increase in between-group differences with load in several key regions during encoding and an opposite effect during response selection...
  33. pmc A large scale (N=400) investigation of gray matter differences in schizophrenia using optimized voxel-based morphometry
    Shashwath A Meda
    Olin Neuropsychiatry Research Center, Institute of Living at Hartford Hospital, Hartford, CT 06106, USA
    Schizophr Res 101:95-105. 2008
    ..However, results from these studies vary widely, likely due to different methodological or statistical approaches...
  34. pmc Disruptions in functional network connectivity during alcohol intoxicated driving
    Catherine I Rzepecki-Smith
    Olin Neuropsychiatry Research Center, Institute of Living Hartford Hospital, Hartford, Connecticut, USA
    Alcohol Clin Exp Res 34:479-87. 2010
    ..However, the functional connectivity between these circuits has not yet been explored in order to determine how these networks communicate with each other during sober and alcohol-intoxicated states...
  35. ncbi request reprint fMRI in an oddball task: effects of target-to-target interval
    Michael C Stevens
    Olin Neuropsychiatry Research Center, The Institute of Living, Hartford, Connecticut 06106, USA
    Psychophysiology 42:636-42. 2005
    ..There was no such effect of novel interval, suggesting that neuronal modulation may only occur for task-relevant stimuli, possibly in the service of strategic resource allocation processes...
  36. pmc Anomalous neural circuit function in schizophrenia during a virtual Morris water task
    Bradley S Folley
    The Olin Neuropsychiatry Research Center, Hartford, CT, USA
    Neuroimage 49:3373-84. 2010
    ..GLM analysis elucidated several comparable regions, with the exception of the hippocampus. Inefficient allocentric learning and memory in patients may be related to an inability to recruit appropriate task-dependent neural circuits...
  37. ncbi request reprint Interparticipant correlations: a model free FMRI analysis technique
    Martin P Hejnar
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford, Connecticut 06106, USA
    Hum Brain Mapp 28:860-7. 2007
    ..This technique, designed to have increased sensitivity to inter-subject correlations that are not necessarily task-related, may potentially be useful as a compliment to model-based approaches...
  38. ncbi request reprint Voxel-based morphometry versus region of interest: a comparison of two methods for analyzing gray matter differences in schizophrenia
    Nicole R Giuliani
    Olin Neuropsychiatry Research Center, Institute of Living at Hartford Hospital, Whitehall Building, 200 Retreat Avenue, Hartford, CT 06106, USA
    Schizophr Res 74:135-47. 2005
    ..Although VBM is rapid and fully automated, it is not a replacement for manual ROI-based analyses. Both methods provide different types of information and should thus be used in tandem...
  39. ncbi request reprint Simulated driving and brain imaging: combining behavior, brain activity, and virtual reality
    Kara N Carvalho
    Trinity University, Hartford, CT 06106, USA
    CNS Spectr 11:52-62. 2006
    ..Various clinical questions can be addressed, including both the role of alcohol as a modulator of brain function and regional brain activation related to elements of driving...
  40. pmc Physiogenomic analysis of localized FMRI brain activity in schizophrenia
    Andreas Windemuth
    Genomas, Inc, Hartford, CT, 06106, USA
    Ann Biomed Eng 36:877-88. 2008
    ..The results of this study support the physiogenomic analysis of neuroimaging data to discover associations between genotype and disease-related phenotypes...
  41. doi request reprint Changes in the interaction of resting-state neural networks from adolescence to adulthood
    Michael C Stevens
    Olin Neuropsychiatry Research Center, Institute of Living Hartford Hospital, Hartford, Connecticut 06106, USA
    Hum Brain Mapp 30:2356-66. 2009
    ..These results contribute to an emerging understanding that activity in widely distributed networks thought to underlie complex cognition influences activity in other networks...
  42. ncbi request reprint Neural correlates of the object-recall process in semantic memory
    Michal Assaf
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford, CT 06106, United States
    Psychiatry Res 147:115-26. 2006
    ..Understanding the circuit that normally mediates this process is relevant for schizophrenia, where many regions in this circuit are functionally abnormal and semantic memory is impaired...
  43. pmc Hemispheric differences in hemodynamics elicited by auditory oddball stimuli
    Michael C Stevens
    Olin Neuropsychiatry Research Center, The Institute of Living, Hartford, CT 06106, USA Department of Psychiatry, Yale University School of Medicine, New Haven, CT 06510, USA
    Neuroimage 26:782-92. 2005
    ..The results (1) support the proposal that the right hemisphere is differentially engaged in processing salient stimuli and (2) demonstrate the successful use of a new voxel-based laterality analysis technique for fMRI data...
  44. ncbi request reprint Functional classification of schizophrenia using feed forward neural networks
    Madiha J Jafri
    Olin Neuropsychiatry Research Center at the Institute of Living in Hartford, CT 06012, USA
    Conf Proc IEEE Eng Med Biol Soc . 2006
    ..A reliable technique for discriminating schizophrenia based upon fMRI would be a significant advance and may also provide additional information about the biological implications of mental illness...
  45. ncbi request reprint Lack of sex effect on brain activity during a visuomotor response task: functional MR imaging study
    Nina Mikhelashvili-Browner
    Johns Hopkins Hospital, The Russell H Morgan Department of Radiology and Radiological Sciences, Division of Neuroradiology, Baltimore, MD 21205, USA
    AJNR Am J Neuroradiol 24:488-94. 2003
    ..As more individuals are enrolled in clinical functional MR imaging (fMRI) studies, an understanding of how sex may influence fMRI-measured brain activation is critical...
  46. ncbi request reprint Estimating the number of independent components for functional magnetic resonance imaging data
    Yi Ou Li
    Department of Computer Science and Electrical Engineering, University of Maryland, Baltimore County, Baltimore, Maryland 21250, USA
    Hum Brain Mapp 28:1251-66. 2007
    ....
  47. ncbi request reprint Effect of age on visuomotor functional MR imaging
    Aylin Tekes
    Johns Hopkins Hospital, The Russell H Morgan Department of Radiology and Radiological Sciences, Division of Neuroradiology, 600 N Wolfe Street Phipps B 112, Baltimore, MD 21287, USA
    Acad Radiol 12:739-45. 2005
    ..We sought to determine the effect of age on functional MR imaging experiments performed with visual and motor stimulation. We hypothesized that there would be a diminution in the amplitude of fMRI activation with increasing subjects' age...
  48. ncbi request reprint Correlation of reaction time in and out of the functional MR unit
    Nina Mikhelashvili-Browner
    Acad Radiol 9:513-9. 2002
    ..The authors performed this study to determine whether reaction times (RTs) recorded in the functional magnetic resonance (MR) imaging environment reflect the performance of the patient outside the imaging room...
  49. ncbi request reprint Timing of cortical activation: a latency-resolved event-related functional MR imaging study
    Mona A Mohamed
    Russell H Morgan Department of Radiology and Radiological Sciences, Division of Neuroradiology, Johns Hopkins Hospital, Baltimore, MD, USA
    AJNR Am J Neuroradiol 24:1967-74. 2003
    ..The purpose of this study was to determine the temporal sequence of the hemodynamic response in the visual, supplemental motor (SMA), and primary motor cortical areas by using a visuomotor reaction time task...
  50. ncbi request reprint Correlation of functional MR imaging activation data with simple reaction times
    Kader Karli Oguz
    Russell H Morgan Department of Radiology and Radiological Sciences, Division of Neuroradiology, Johns Hopkins Hospital, 600 N Wolfe St, Phipps B 112, Baltimore, MD 21287, USA
    Radiology 226:188-94. 2003
    ..To determine the relationship between subject reaction times (RTs) and activation volume in the brain during visuomotor functional magnetic resonance (MR) imaging...
  51. pmc A projection pursuit algorithm to classify individuals using fMRI data: Application to schizophrenia
    Oguz Demirci
    The MIND Research Network, Albuquerque, NM 87106, USA
    Neuroimage 39:1774-82. 2008
    ..The findings suggest that the proposed data reduction algorithm is effective in classifying individuals into schizophrenia and healthy control groups and may eventually prove useful as a diagnostic tool...
  52. pmc Performance of blind source separation algorithms for fMRI analysis using a group ICA method
    Nicolle Correa
    Department of Computer Science and Electrical Engineering, University of Maryland, Baltimore County, Baltimore, MD 21250, USA
    Magn Reson Imaging 25:684-94. 2007
    ..Our results greatly improve our confidence in the consistency of ICA for fMRI data analysis...
  53. pmc Unmixing concurrent EEG-fMRI with parallel independent component analysis
    Tom Eichele
    Department of Biological and Medical Psychology, University of Bergen, Jonas Lies vei 91, 5011 Bergen, Norway
    Int J Psychophysiol 67:222-34. 2008
    ..We illustrate the utility of this method by extracting a previously undetected but relevant EEG-fMRI component from a concurrent auditory target detection experiment...
  54. pmc Joint independent component analysis for simultaneous EEG-fMRI: principle and simulation
    Matthias Moosmann
    Department of Biological and Medical Psychology, University of Bergen, Jonas Lies vei 91, 5011 Bergen, Norway
    Int J Psychophysiol 67:212-21. 2008
    ..Our results indicate that this approach is a feasible and physiologically plausible data-driven way to achieve spatiotemporal mapping of event related responses in the human brain...
  55. ncbi request reprint Different activation dynamics in multiple neural systems during simulated driving
    Vince D Calhoun
    Division of Psychiatric Neuro Imaging, Department of Psychiatry, Johns Hopkins University, Baltimore, Maryland 21205, USA
    Hum Brain Mapp 16:158-67. 2002
    ..Increases in cerebellar and occipital areas, presumably related to complex visuomotor integration, are activated during driving but not associated with driving speed...
  56. ncbi request reprint Alterations in memory networks in mild cognitive impairment and Alzheimer's disease: an independent component analysis
    Kim A Celone
    Memory Disorders Unit, Department of Neurology, Brigham and Women s Hospital, Harvard Medical School, Boston, Massachusetts 02115, USA
    J Neurosci 26:10222-31. 2006
    ..These data may also provide functional evidence of the interaction between neocortical and medial temporal lobe pathology in early AD...
  57. ncbi request reprint fMRI evidence that the neural basis of response inhibition is task-dependent
    Stewart H Mostofsky
    Developmental Cognitive Neurology, Kennedy Krieger Institute, 707 North Broadway, Baltimore, MD 21205, USA
    Brain Res Cogn Brain Res 17:419-30. 2003
    ....
  58. pmc Prediction of human errors by maladaptive changes in event-related brain networks
    Tom Eichele
    Department of Biological and Medical Psychology, University of Bergen, 5009 Bergen, Norway
    Proc Natl Acad Sci U S A 105:6173-8. 2008
    ..Our findings provide insights into the brain network dynamics preceding human performance errors and suggest that monitoring of the identified precursor states may help in avoiding human errors in critical real-world situations...
  59. pmc Selective changes of resting-state networks in individuals at risk for Alzheimer's disease
    Christian Sorg
    Department of Psychiatry, Klinikum rechts der Isar, Technische Universitat Munchen, Ismaningerstrasse 22, 81675 Munich, Germany
    Proc Natl Acad Sci U S A 104:18760-5. 2007
    ..We interpret our finding as a proof of principle, demonstrating that functional brain disorders can be characterized by functional-disconnectivity profiles of RSNs...
  60. ncbi request reprint Correlation between the amplitude of cortical activation and reaction time: a functional MRI study
    Mona A Mohamed
    The Russell H Morgan Department of Radiology and Radiological Sciences, Division of Neuroradiology, Johns Hopkins Hospital, 600 N Wolfe St, Phipps B 112, Baltimore, MD 21287, USA
    AJR Am J Roentgenol 183:759-65. 2004
    ..A larger amplitude of the fMRI signal would reflect faster response times...