Effects of dipole position, orientation and noise on the occuracy of EEG source localization

BioMedical Engineering Online

Volumn 2, Issue , 2003, Pages

  Whittingstall, Kevin ^a   Stroink, Gerhard ^a   Gates, Larry ^b   Connolly, J F ^a   Finley, Allen ^a  

^a DALHOUSIE UNIVERSITY   (Canada)

^b QUEEN ELIZABETH II HEALTH SCIENCES CENTRE   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

ACCURACY; ANALYTICAL ERROR; ARTICLE; BRAIN FUNCTION; CONTROLLED STUDY; DIPOLE; ELECTRIC ACTIVITY; ELECTRIC CURRENT; ELECTROENCEPHALOGRAPHY; NOISE; NORMAL DISTRIBUTION; ORIENTATION; PARIETAL LOBE; SCALP; SIGNAL NOISE RATIO; SIGNAL PROCESSING; SIMULATION; TEMPORAL LOBE; ARTIFACT; AUDIOVISUAL EQUIPMENT; BRAIN; BRAIN MAPPING; COMPUTER SIMULATION; DEVICES; DIAGNOSTIC USE; ELECTRODE; HUMAN; IMPEDANCE; MEMBRANE POTENTIAL; PATHOPHYSIOLOGY; PHYSIOLOGY; PROCEDURES; SURFACE PROPERTY;

ARTIFACTS; BRAIN; BRAIN MAPPING; COMPUTER SIMULATION; ELECTRIC IMPEDANCE; ELECTRODES; ELECTROENCEPHALOGRAPHY; HUMANS; MEMBRANE POTENTIALS; MODELS, ANATOMIC; NORMAL DISTRIBUTION; PARIETAL LOBE; SCALP; SURFACE PROPERTIES; TEMPORAL LOBE;

EID: 2342454859     PISSN: 1475925X     EISSN: None     Source Type: Journal    
DOI: 10.1186/1475-925X-2-14     Document Type: Article

References (21)

1. De Munck JC: Mathematical Dipoles are Adequate to Describe Realistic Generators of Human Brain Activity IEEE Trans Biomed Eng 1988, 35(11):960-6.
2. Schimpf PH: Dipole Models for the EEG and MEG IEEE Trans Biomed Eng 2002, 49(5):409-18.
3. Zanow and Frank : Realistically shaped models of the head and their application to EEG and MEG, Ph. D. Thesis University of Twente, The Netherlands 1997.
4. Thevenet M, Bertrand O, Perrin F, Dumont T and Pernier J: The finite element method for a realistic head model of electrical brain activities: preliminary results Clin Phys Physiol Meas 1991, 12(Suppl A):89-94.
5. Mosher JC, Spencer ME, Leahy RM and Lewis S: Error bounds for MEG and EEG source localization Electroencephalogr Clin Neurophysiol 1993, 86:303-21.
6. Roth : How well does a three-sphere model predict positions of dipoles in a realistically shaped head? Electroenceph Clin Neurophysiol 1993, 87:175-184.
7. Menninghaus E, Lutkenhoner B and Gonzalez SL: Localization of a dipolar source in a skull phantom: realistic versus spherical model IEEE Trans Biomed Eng 1994, 41(10):986-9.
8. Krings T, Chiappa KH, Cuffin BN, Cochius JI, Connolly S and Cosgrove GR: Accuracy of EEG dipole source localization using implanted sources in the human brain Clin Neurophysiol 1999, 110(1):106-14.
9. Yoshinaga H: Benefit of Simultaneous Recording of EEG and MEG in Dipole localization Epilepsia 2002, 43(8):924-928.
10. Yvert B, Bertrand O, Echallier JF and Pernier J: Improved dipole localization using local mesh refinement of realistic head geometries: an EEG simulation study Electroencephalogr Clin Neurophysiol 1996, 99(1):79-89.
11. Vanrumste B: Comparison of performance of spherical and realistic head models in dipole localization from noisy EEG Med Eng & Phys 2002, 24:403-18.
12. Ferguson AS and Stroink G: Factors affecting the accuracy of the boundary element method in the forward problem - I: Calculating surface potentials IEEE Trans Biomed Eng 1997, 44(11):1139-55.
13. Murro AM, Smith JR, King DW and Park YD: Precision of dipole localization in a spherical volume conductor: a comparison of referential EEG, magnetoencephalography and scalp current density methods Brain Topogr 1995, 8(2):119-25.
14. Fuchs M, Kastner J, Wagner M, Hawes S and Ebersole JS: A standardized boundary element method volume conductor model Clinical Neurophysiology 2002, 113(1):702-712.
15. Fuchs M, Drenckhahn R, Wischmann HA and Wagner M: An improved boundary element method for realistic volume-conductor modeling IEEE Trans Biomed Eng 1998, 45(8):980-97.
16. Homma S, Musha T, Nakajima Y, Okamoto Y, Blom S, Flink R and Hagbarth KE: Conductivity ratios of the scalp-skull-brain head model in estimating equivalent dipole sources in human brain Neurosci Res 1995, 22(1):51-5.
17. Laarne PH, Tenhunen-Eskelinen ML, Hyttinen JK and Eskola HJ: Effect of EEG electrode density on dipole localization accuracy using two realistically shaped skull resistivity models Brain Topography 2000, 12(4):249-54.
18. Wang Y and Gotman J: The influence of electrode location errors on EEG dipole source localization with a realistic head model Clinical Neurophysiology 2001, 112(9):1777-80.
19. Cuffin BN: A method for localizing EEG sources in realistic head models IEEE Trans Biomed Eng 1995, 42(1):68-71.
20. Mosher JC, Baillet S and Leahy RM: Multiple EEG source localization and imaging using multiple signal classification approaches Clinical Neurophysiology 1999, 16(3):225-38.
21. Van der Meij W, Huiskamp GJ, Wieneke GH, van Huffelen AC and van Nieuwenhuizen O: The existence of two sources in rolandic epilepsy: confirmation with high resolution EEG. MEG and fMRI Brain Topography 2001, 13(4):275-82.