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Volumn 7, Issue 6, 1997, Pages 1102-1108

Fuzzy clustering of gradient-echo functional MRI in the human visual cortex. Part II: Quantification

Author keywords

FMRI; Functional imaging; Fuzzy clustering; Hemodynamic response; Model; Quantification; Visual cortex

Indexed keywords

OXYGEN;

EID: 0031401545     PISSN: 10531807     EISSN: None     Source Type: Journal    
DOI: 10.1002/jmri.1880070624     Document Type: Article
Times cited : (52)

References (45)
  • 1
    • 0028935510 scopus 로고
    • Functional magnetic resonance imaging with echo planar imaging
    • Kwong KK. Functional magnetic resonance imaging with echo planar imaging. Magn Reson Q 1995; 11:1-20.
    • (1995) Magn Reson Q , vol.11 , pp. 1-20
    • Kwong, K.K.1
  • 2
    • 0029019373 scopus 로고
    • Functional mapping of the human brain with magnetic resonance imaging
    • Turner R. Functional mapping of the human brain with magnetic resonance imaging. Semin Neurosci 1995; 7:179-194.
    • (1995) Semin Neurosci , vol.7 , pp. 179-194
    • Turner, R.1
  • 3
    • 0028136914 scopus 로고
    • Functional magnetic resonance imaging at 1.5 T: Activation pattern in schizophrenic patients receiving neuroleptic medication
    • Wenz F, Schad LR, Knopp MV, et al. Functional magnetic resonance imaging at 1.5 T: activation pattern in schizophrenic patients receiving neuroleptic medication. Magn Reson Imaging 1994; 7:975-982.
    • (1994) Magn Reson Imaging , vol.7 , pp. 975-982
    • Wenz, F.1    Schad, L.R.2    Knopp, M.V.3
  • 4
    • 0027980980 scopus 로고
    • The effect of acetazolamide on regional cerebral blood oxygenation at rest and under stimulation as assessed by MRI
    • Bruhn H, Kleinschmidt A, Boecker H, Merboldt KD, Hänicke W, Frahm J. The effect of acetazolamide on regional cerebral blood oxygenation at rest and under stimulation as assessed by MRI. J Cereb Blood Flow Metab 1994; 14:742-748.
    • (1994) J Cereb Blood Flow Metab , vol.14 , pp. 742-748
    • Bruhn, H.1    Kleinschmidt, A.2    Boecker, H.3    Merboldt, K.D.4    Hänicke, W.5    Frahm, J.6
  • 5
    • 0029685871 scopus 로고    scopus 로고
    • Improved target volume definition in radiosurgery of arteriovenous malformations by stereotactic correlation of MRA, MRI, blood bolus tagging and functional MRI
    • Schad LR, Bock M, Baudendistel K, et al. Improved target volume definition in radiosurgery of arteriovenous malformations by stereotactic correlation of MRA, MRI, blood bolus tagging and functional MRI. Eur Radiol 1996; 6:38-45.
    • (1996) Eur Radiol , vol.6 , pp. 38-45
    • Schad, L.R.1    Bock, M.2    Baudendistel, K.3
  • 6
    • 0026653875 scopus 로고
    • Dynamic MRI of human brain activity during primary sensory stimulation
    • Kwong KK, Belliveau JW, Chesler D, et al. Dynamic MRI of human brain activity during primary sensory stimulation. Proc Natl Acad Sci U S A 1992; 89:5675-5679.
    • (1992) Proc Natl Acad Sci U S A , vol.89 , pp. 5675-5679
    • Kwong, K.K.1    Belliveau, J.W.2    Chesler, D.3
  • 7
    • 0026448852 scopus 로고
    • Magnetic resonance imaging mapping of brain function. Human visual cortex
    • Belliveau JW, Kwong KK, Kennedy DN, et al. Magnetic resonance imaging mapping of brain function. Human visual cortex. Invest Radiol 1992; 27:S59-S65.
    • (1992) Invest Radiol , vol.27
    • Belliveau, J.W.1    Kwong, K.K.2    Kennedy, D.N.3
  • 9
    • 0027499838 scopus 로고
    • Functional MRI of human brain activation at high spatial resolution
    • Frahm J, Merboldt K-D, Hänicke W. Functional MRI of human brain activation at high spatial resolution. Magn Reson Med 1993, 29:139-144.
    • (1993) Magn Reson Med , vol.29 , pp. 139-144
    • Frahm, J.1    Merboldt, K.-D.2    Hänicke, W.3
  • 11
    • 0027183543 scopus 로고
    • Functional magnetic resonance imaging of motor cortex: Hemispheric asymmetry and handedness
    • Kim S-G, Ashe J, Hendrich K, et al. Functional magnetic resonance imaging of motor cortex: hemispheric asymmetry and handedness. Science 1993; 261:615-617.
    • (1993) Science , vol.261 , pp. 615-617
    • Kim, S.-G.1    Ashe, J.2    Hendrich, K.3
  • 12
    • 0027265576 scopus 로고
    • Identification of vascular structures as a major source of signal contrast in high resolution 2D and 3D functional activation imaging of the motor cortex at 1.5 T: Preliminary results
    • Lai S, Hopkins AL, Haacke EM, et al. Identification of vascular structures as a major source of signal contrast in high resolution 2D and 3D functional activation imaging of the motor cortex at 1.5 T: preliminary results. Magn Reson Med 1993; 30: 387-392.
    • (1993) Magn Reson Med , vol.30 , pp. 387-392
    • Lai, S.1    Hopkins, A.L.2    Haacke, E.M.3
  • 13
    • 0027300708 scopus 로고
    • Functional magnetic resonance imaging of Broca's area during internal speech
    • Hinke RM, Hu X, Stillman AE, et al. Functional magnetic resonance imaging of Broca's area during internal speech. Neuroreport 1993; 4:675-678.
    • (1993) Neuroreport , vol.4 , pp. 675-678
    • Hinke, R.M.1    Hu, X.2    Stillman, A.E.3
  • 14
    • 0027249756 scopus 로고
    • Functional topographic mapping of the cortical ribbon in human vision with conventional MRI scanners
    • Schneider W, Noll DC, Cohen JD. Functional topographic mapping of the cortical ribbon in human vision with conventional MRI scanners. Nature 1993; 365:150-153.
    • (1993) Nature , vol.365 , pp. 150-153
    • Schneider, W.1    Noll, D.C.2    Cohen, J.D.3
  • 15
    • 0028800765 scopus 로고
    • Sex differences in the functional organization of the brain for language
    • Shaywitz BA, Shaywitz SE, Pugh KR, et al. Sex differences in the functional organization of the brain for language. Nature 1995; 373:607-609.
    • (1995) Nature , vol.373 , pp. 607-609
    • Shaywitz, B.A.1    Shaywitz, S.E.2    Pugh, K.R.3
  • 16
    • 0028923891 scopus 로고
    • Functional analysis of human MT and related visual cortical areas using magnetic resonance imaging
    • Tootell RBH, Reppas JB, Kwong KK, et al. Functional analysis of human MT and related visual cortical areas using magnetic resonance imaging. J Neurosci 1995; 15:3215-3220.
    • (1995) J Neurosci , vol.15 , pp. 3215-3220
    • Tootell, R.B.H.1    Reppas, J.B.2    Kwong, K.K.3
  • 17
    • 0029112443 scopus 로고
    • Three-dimensional functional magnetic resonance imaging of human brain on a clinical 1.5 T scanner
    • van Gelderen P, Ramsey NF, Liu G, et al. Three-dimensional functional magnetic resonance imaging of human brain on a clinical 1.5 T scanner. Proc Natl Acad Sci U S A 1995; 92:6906-6910.
    • (1995) Proc Natl Acad Sci U S A , vol.92 , pp. 6906-6910
    • Van Gelderen, P.1    Ramsey, N.F.2    Liu, G.3
  • 18
    • 0029122510 scopus 로고
    • Functional MRI evidence for adult motor cortex plasticity during motor skill learning
    • Karni A, Meyer G, Jezzard P, Adams MM, Turner R. Ungerleider LG. Functional MRI evidence for adult motor cortex plasticity during motor skill learning. Nature 1995; 377:155-159.
    • (1995) Nature , vol.377 , pp. 155-159
    • Karni, A.1    Meyer, G.2    Jezzard, P.3    Adams, M.M.4    Turner, R.5    Ungerleider, L.G.6
  • 19
    • 0029921741 scopus 로고    scopus 로고
    • Changes in cortical activity during mental rotation. A mapping study using functional MRI
    • Cohen MS, Kosslyn SM, Breiter HC, et al. Changes in cortical activity during mental rotation. A mapping study using functional MRI. Brain 1996; 119:89-100.
    • (1996) Brain , vol.119 , pp. 89-100
    • Cohen, M.S.1    Kosslyn, S.M.2    Breiter, H.C.3
  • 20
    • 0029843882 scopus 로고    scopus 로고
    • Activation of human prefrontal cortex during spatial and nonspatial working memory tasks measured by functional MRI
    • McCarthy G, Puce A, Constable RT, Krystal JH, Gore JC, Goldman-Rakic P. Activation of human prefrontal cortex during spatial and nonspatial working memory tasks measured by functional MRI. Cereb Cortex 1996; 6:600-611.
    • (1996) Cereb Cortex , vol.6 , pp. 600-611
    • McCarthy, G.1    Puce, A.2    Constable, R.T.3    Krystal, J.H.4    Gore, J.C.5    Goldman-Rakic, P.6
  • 21
    • 0029859107 scopus 로고    scopus 로고
    • Reproducibility and postprocessing of gradient-echo functional MRI to improve localization of brain activity in the human visual cortex
    • Moser E, Teichtmeister C, Diemling M. Reproducibility and postprocessing of gradient-echo functional MRI to improve localization of brain activity in the human visual cortex. Magn Reson Imaging 1996; 14:567-579.
    • (1996) Magn Reson Imaging , vol.14 , pp. 567-579
    • Moser, E.1    Teichtmeister, C.2    Diemling, M.3
  • 22
    • 0027288454 scopus 로고
    • Processing strategies for time course data sets in functional MRI of the human brain
    • Bandettini PA, Jesmanowicz A, Wong EC, Hyde JS. Processing strategies for time course data sets in functional MRI of the human brain. Magn Reson Med 1993; 30:161-173.
    • (1993) Magn Reson Med , vol.30 , pp. 161-173
    • Bandettini, P.A.1    Jesmanowicz, A.2    Wong, E.C.3    Hyde, J.S.4
  • 23
    • 0029313693 scopus 로고
    • On the use of temporal correlation coefficients for magnetic resonance mapping of functional brain activation: Individualized thresholds and spatial response delineation
    • Kleinschmidt A, Requardt M, Merboldt K-D, Frahm J. On the use of temporal correlation coefficients for magnetic resonance mapping of functional brain activation: Individualized thresholds and spatial response delineation. Int J Imag Sys Technol 1995; 6:238-244.
    • (1995) Int J Imag Sys Technol , vol.6 , pp. 238-244
    • Kleinschmidt, A.1    Requardt, M.2    Merboldt, K.-D.3    Frahm, J.4
  • 24
    • 0028946011 scopus 로고
    • Improved assessment of significant activation in functional magnetic resonance imaging (fMRI): Use of cluster-size threshold
    • Forman SD, Cohen JD, Fitzgerald M, Eddy WF, Mintun MA, Noll DC. Improved assessment of significant activation in functional magnetic resonance imaging (fMRI): use of cluster-size threshold. Magn Reson Med 1995; 33:636-647.
    • (1995) Magn Reson Med , vol.33 , pp. 636-647
    • Forman, S.D.1    Cohen, J.D.2    Fitzgerald, M.3    Eddy, W.F.4    Mintun, M.A.5    Noll, D.C.6
  • 25
    • 0030063642 scopus 로고    scopus 로고
    • Statistical methods of estimation and inference for functional MR image analysis
    • Bullmore E, Brammer M, Williams SCR, et al. Statistical methods of estimation and inference for functional MR image analysis. Magn Reson Med 1996; 35:261-277.
    • (1996) Magn Reson Med , vol.35 , pp. 261-277
    • Bullmore, E.1    Brammer, M.2    Williams, S.C.R.3
  • 26
    • 0030434942 scopus 로고    scopus 로고
    • Quantification of statistical type I and II errors in correlation analysis of simulated functional MRI data
    • Baumgartner R, Backfrieder W, Moser E. Quantification of statistical type I and II errors in correlation analysis of simulated functional MRI data. MAG*MA 1996; 4:251-256.
    • (1996) MAG*MA , vol.4 , pp. 251-256
    • Baumgartner, R.1    Backfrieder, W.2    Moser, E.3
  • 27
    • 0027983045 scopus 로고
    • Synthetic images by subspace transforms I. Principal component images and related filters
    • Sychra JJ, Bandettini PA, Bhattacharya N, Lin Q. Synthetic images by subspace transforms I. Principal component images and related filters. Med Phys 1994; 21:193-201.
    • (1994) Med Phys , vol.21 , pp. 193-201
    • Sychra, J.J.1    Bandettini, P.A.2    Bhattacharya, N.3    Lin, Q.4
  • 28
    • 0029902096 scopus 로고    scopus 로고
    • Quantification of intensity variations in functional MR images using rotated principal components
    • Backfrieder W, Baumgartner R, Samal M, Moser E, Bergmann H. Quantification of intensity variations in functional MR images using rotated principal components. Phys Med Biol 1996; 41:1425-1438.
    • (1996) Phys Med Biol , vol.41 , pp. 1425-1438
    • Backfrieder, W.1    Baumgartner, R.2    Samal, M.3    Moser, E.4    Bergmann, H.5
  • 31
    • 0030884908 scopus 로고    scopus 로고
    • Modulation of signal changes in gradient-recalled echo functional MRI with increasing echo time correlate with model calculations
    • Barth M, Diemling M, Moser E. Modulation of signal changes in gradient-recalled echo functional MRI with increasing echo time correlate with model calculations. Magn Reson Imaging 1997; 15:745-752.
    • (1997) Magn Reson Imaging , vol.15 , pp. 745-752
    • Barth, M.1    Diemling, M.2    Moser, E.3
  • 32
    • 0031397534 scopus 로고    scopus 로고
    • Fuzzy clustering of gradient-echo functional MRI in the human visual cortex. Part I: Reproducibility
    • Baumgartner R, Scarth G, Teichtmeister C, Somorjai R, Moser E. Fuzzy clustering of gradient-echo functional MRI in the human visual cortex. Part I: Reproducibility. J Magn Reson Imaging 1997; 7:1094-1101.
    • (1997) J Magn Reson Imaging , vol.7 , pp. 1094-1101
    • Baumgartner, R.1    Scarth, G.2    Teichtmeister, C.3    Somorjai, R.4    Moser, E.5
  • 33
    • 0030930278 scopus 로고    scopus 로고
    • Quantification of signal changes in gradient-recalled echo fMRI
    • in press
    • Diemling M, Barth M, Moser E. Quantification of signal changes in gradient-recalled echo fMRI. Magn Reson Imaging 1997; (in press).
    • (1997) Magn Reson Imaging
    • Diemling, M.1    Barth, M.2    Moser, E.3
  • 34
    • 0011235849 scopus 로고    scopus 로고
    • Differentiating vessels from cortex using fuzzy clustering in fMRI
    • Scarth GB, Moser E, Baumgartner R, Somorjai RL. Differentiating vessels from cortex using fuzzy clustering in fMRI. MAG*MA 1996; 4:181-182.
    • (1996) MAG*MA , vol.4 , pp. 181-182
    • Scarth, G.B.1    Moser, E.2    Baumgartner, R.3    Somorjai, R.L.4
  • 35
    • 0023781558 scopus 로고
    • Nuclear magnetic resonance signal from flowing nuclei in rapid imaging using gradient echoes
    • Gao J-H, Holland S, Gore JC. Nuclear magnetic resonance signal from flowing nuclei in rapid imaging using gradient echoes. Med Phys 1988; 15:809-814.
    • (1988) Med Phys , vol.15 , pp. 809-814
    • Gao, J.-H.1    Holland, S.2    Gore, J.C.3
  • 36
    • 0031182564 scopus 로고    scopus 로고
    • Proton NMR relaxation times of human blood samples at 1.5 T and implications for functional MRI
    • Barth M, Moser E. Proton NMR relaxation times of human blood samples at 1.5 T and implications for functional MRI. Cell Mol Biol 1997; 43:783-791.
    • (1997) Cell Mol Biol , vol.43 , pp. 783-791
    • Barth, M.1    Moser, E.2
  • 38
    • 0021991039 scopus 로고
    • What is the correct value for the brain-blood partition coefficient for water?
    • Herscovitch P, Raichle ME. What is the correct value for the brain-blood partition coefficient for water? J Cereb Blood Flow Metab 1985; 5:65-69.
    • (1985) J Cereb Blood Flow Metab , vol.5 , pp. 65-69
    • Herscovitch, P.1    Raichle, M.E.2
  • 39
    • 0030090684 scopus 로고    scopus 로고
    • Magnetic resonance imaging of the brain:blood partition coefficient for water: Application to spin-tagging measurement of perfusion
    • Roberts DA, Rizi R, Lenkinski RE, Leigh JS. Magnetic resonance imaging of the brain:blood partition coefficient for water: application to spin-tagging measurement of perfusion. J Magn Reson Imaging 1996; 6:363-366.
    • (1996) J Magn Reson Imaging , vol.6 , pp. 363-366
    • Roberts, D.A.1    Rizi, R.2    Lenkinski, R.E.3    Leigh, J.S.4
  • 40
    • 13144291117 scopus 로고    scopus 로고
    • Differentiation of cortical activation in fMRI by improved postprocessing strategies
    • Diemling M, Moser E. Differentiation of cortical activation in fMRI by improved postprocessing strategies. MAG*MA 1996; 4: 179.
    • (1996) MAG*MA , vol.4 , pp. 179
    • Diemling, M.1    Moser, E.2
  • 41
    • 0029075815 scopus 로고
    • Comparing localization of conventional functional magnetic resonance imaging and magnetoencephalography
    • Beisteiner R, Gomiscek G, Erdler M, Teichtmeister C, Moser E, Deecke L. Comparing localization of conventional functional magnetic resonance imaging and magnetoencephalography. Eur J Neurosci 1995; 7:1121-1124.
    • (1995) Eur J Neurosci , vol.7 , pp. 1121-1124
    • Beisteiner, R.1    Gomiscek, G.2    Erdler, M.3    Teichtmeister, C.4    Moser, E.5    Deecke, L.6
  • 42
    • 0031011267 scopus 로고    scopus 로고
    • Magnetoencephalography may help to improve functional MRI brain mapping
    • Beisteiner R, Erdler M, Teichtmeister C. et al. Magnetoencephalography may help to improve functional MRI brain mapping. Eur J Neurosci 1997; 9:101-107.
    • (1997) Eur J Neurosci , vol.9 , pp. 101-107
    • Beisteiner, R.1    Erdler, M.2    Teichtmeister, C.3
  • 43
    • 0027263961 scopus 로고
    • Functional mapping by blood oxygenation level-dependent contrast magnetic resonance imaging
    • Ogawa S, Menon RS, Tank DW, et al. Functional mapping by blood oxygenation level-dependent contrast magnetic resonance imaging. Biophys J 1993; 64:803-812.
    • (1993) Biophys J , vol.64 , pp. 803-812
    • Ogawa, S.1    Menon, R.S.2    Tank, D.W.3
  • 44
    • 0028385279 scopus 로고
    • 2D and 3D high resolution gradient echo functional imaging of the brain: Venous contributions to signal in motor cortex studies
    • Haacke EM. Hopkins A, Lai S, et al. 2D and 3D high resolution gradient echo functional imaging of the brain: venous contributions to signal in motor cortex studies. NMR Biomed 1994; 7: 54-62.
    • (1994) NMR Biomed , vol.7 , pp. 54-62
    • Haacke, E.M.1    Hopkins, A.2    Lai, S.3


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