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</o:shapelayout></xml><![endif]--></head><body lang=DE link="#467886" vlink="#96607D" style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt'>Dear Thomas,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'>we have not yet extended our source space into the retina, so have not yet really done it ourselves, but it should principally work with DUNEuro <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'><a href="https://www.medizin.uni-muenster.de/duneuro/startseite.html">https://www.medizin.uni-muenster.de/duneuro/startseite.html</a><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'>https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0252431 <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'>if you make sure that the head model and source space contain the retina<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'>and sufficient grey matter thickness and/or high enough FEM resolution of the retina.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'>As the source might additionally then be close to the sensors, the source model might have special importance, check e.g.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'><a href="https://epubs.siam.org/doi/10.1137/23M1582874">https://epubs.siam.org/doi/10.1137/23M1582874</a><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'>Best regards<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'> Carsten Wolters<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Arial",sans-serif;mso-ligatures:none;mso-fareast-language:DE'>===========================<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Arial",sans-serif;mso-ligatures:none;mso-fareast-language:DE'>Prof. Dr.rer.nat. Carsten Wolters<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Arial",sans-serif;mso-ligatures:none;mso-fareast-language:DE'>Universität Münster<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Arial",sans-serif;mso-ligatures:none;mso-fareast-language:DE'>Institut für Biomagnetismus und Biosignalanalyse<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Arial",sans-serif;mso-ligatures:none;mso-fareast-language:DE'>Malmedyweg 15<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Arial",sans-serif;mso-ligatures:none;mso-fareast-language:DE'>48149 Münster<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Arial",sans-serif;mso-ligatures:none;mso-fareast-language:DE'>Tel.: +49 251 83 56904<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Arial",sans-serif;mso-ligatures:none;mso-fareast-language:DE'>Email: <a href="mailto:carsten.wolters@uni-muenster.de"><span style='color:#467886'>carsten.wolters@uni-muenster.de</span></a><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Arial",sans-serif;mso-ligatures:none;mso-fareast-language:DE'>Web: https://www.medizin.uni-muenster.de/biomag/das-institut/mitarbeiter/carsten-wolters.html<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;mso-ligatures:none;mso-fareast-language:DE'>Von:</span></b><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;mso-ligatures:none;mso-fareast-language:DE'> fieldtrip <fieldtrip-bounces@science.ru.nl> <b>Im Auftrag von </b>Thomas Koenig via fieldtrip<br><b>Gesendet:</b> Mittwoch, 18. Februar 2026 10:00<br><b>An:</b> fieldtrip@science.ru.nl<br><b>Cc:</b> thomas.koenig@unibe.ch<br><b>Betreff:</b> [FieldTrip] EEG Leadfield computation for eyeballs<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='font-size:11.0pt'>Dear colleagues,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'>I am looking for a way to compute an EEG lead-field matrix for two single dipoles at the centers of the eyeballs. Has anybody worked on or ideally solved this problem? <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'>Thanks, Thomas<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New";mso-fareast-language:#2000'>Prof. Dr. Thomas Koenig<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New";mso-fareast-language:#2000'>Translational Research Center<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New";mso-fareast-language:#2000'>University Hospital of Psychiatry and Psychotherapy<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New";mso-fareast-language:#2000'>Bolligenstrasse 111<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New";mso-fareast-language:#2000'>3000 Bern 60<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>