{"id":"https://openalex.org/W2166646203","doi":"https://doi.org/10.1109/isbi.2006.1624893","title":"A Dynamic Solution to the Ill-Conditioned Magnetoencephalography (MEG) Source Localization Problem","display_name":"A Dynamic Solution to the Ill-Conditioned Magnetoencephalography (MEG) Source Localization Problem","publication_year":2006,"publication_date":"2006-05-25","ids":{"openalex":"https://openalex.org/W2166646203","doi":"https://doi.org/10.1109/isbi.2006.1624893","mag":"2166646203"},"language":"en","primary_location":{"id":"doi:10.1109/isbi.2006.1624893","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isbi.2006.1624893","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"3rd IEEE International Symposium on Biomedical Imaging: Macro to Nano, 2006.","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5026618894","display_name":"Christopher J. Long","orcid":"https://orcid.org/0000-0002-2333-7576"},"institutions":[{"id":"https://openalex.org/I4210127055","display_name":"Athinoula A. Martinos Center for Biomedical Imaging","ror":"https://ror.org/032q5ym94","country_code":"US","type":"facility","lineage":["https://openalex.org/I136199984","https://openalex.org/I4210087915","https://openalex.org/I4210127055","https://openalex.org/I48633490","https://openalex.org/I63966007"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"C.J. Long","raw_affiliation_strings":["Center for Biomedical Imaging, MGH/MIT/HMS Martinos, Charlestown, MA, USA"],"affiliations":[{"raw_affiliation_string":"Center for Biomedical Imaging, MGH/MIT/HMS Martinos, Charlestown, MA, USA","institution_ids":["https://openalex.org/I4210127055"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090561324","display_name":"Neil U. Desai","orcid":null},"institutions":[{"id":"https://openalex.org/I4210127055","display_name":"Athinoula A. Martinos Center for Biomedical Imaging","ror":"https://ror.org/032q5ym94","country_code":"US","type":"facility","lineage":["https://openalex.org/I136199984","https://openalex.org/I4210087915","https://openalex.org/I4210127055","https://openalex.org/I48633490","https://openalex.org/I63966007"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"N.U. Desai","raw_affiliation_strings":["Center for Biomedical Imaging, MGH/MIT/HMS Martinos, Charlestown, MA, USA"],"affiliations":[{"raw_affiliation_string":"Center for Biomedical Imaging, MGH/MIT/HMS Martinos, Charlestown, MA, USA","institution_ids":["https://openalex.org/I4210127055"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044501245","display_name":"Matti H\u00e4m\u00e4l\u00e4inen","orcid":"https://orcid.org/0000-0001-6841-112X"},"institutions":[{"id":"https://openalex.org/I4210127055","display_name":"Athinoula A. Martinos Center for Biomedical Imaging","ror":"https://ror.org/032q5ym94","country_code":"US","type":"facility","lineage":["https://openalex.org/I136199984","https://openalex.org/I4210087915","https://openalex.org/I4210127055","https://openalex.org/I48633490","https://openalex.org/I63966007"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"M. Hamalainen","raw_affiliation_strings":["Center for Biomedical Imaging, MGH/MIT/HMS Martinos, Charlestown, MA, USA"],"affiliations":[{"raw_affiliation_string":"Center for Biomedical Imaging, MGH/MIT/HMS Martinos, Charlestown, MA, USA","institution_ids":["https://openalex.org/I4210127055"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059156505","display_name":"Simona Temereanca","orcid":"https://orcid.org/0000-0002-4671-5971"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"S. Temereanca","raw_affiliation_strings":["Department of Brain and Cognitive Sciences, MIT, Cambridge, MA, USA"],"affiliations":[{"raw_affiliation_string":"Department of Brain and Cognitive Sciences, MIT, Cambridge, MA, USA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5097777593","display_name":"P.P. Purdori","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"P.P. Purdori","raw_affiliation_strings":["Department of Brain and Cognitive Sciences, MIT, Cambridge, MA, USA"],"affiliations":[{"raw_affiliation_string":"Department of Brain and Cognitive Sciences, MIT, Cambridge, MA, USA","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5030321614","display_name":"Emery N. Brown","orcid":"https://orcid.org/0000-0003-2668-7819"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"E.N. Brown","raw_affiliation_strings":["Department of Brain and Cognitive Sciences, MIT, Cambridge, MA, USA"],"affiliations":[{"raw_affiliation_string":"Department of Brain and Cognitive Sciences, MIT, Cambridge, MA, USA","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5026618894"],"corresponding_institution_ids":["https://openalex.org/I4210127055"],"apc_list":null,"apc_paid":null,"fwci":0.6361,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.70206886,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"225","last_page":"228"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11447","display_name":"Blind Source Separation Techniques","score":0.9958999752998352,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11447","display_name":"Blind Source Separation Techniques","score":0.9958999752998352,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11236","display_name":"Control Systems and Identification","score":0.9939000010490417,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10323","display_name":"Analog and Mixed-Signal Circuit Design","score":0.9894000291824341,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/magnetoencephalography","display_name":"Magnetoencephalography","score":0.9191627502441406},{"id":"https://openalex.org/keywords/squid","display_name":"Squid","score":0.728446900844574},{"id":"https://openalex.org/keywords/kalman-filter","display_name":"Kalman filter","score":0.6414833068847656},{"id":"https://openalex.org/keywords/inverse-problem","display_name":"Inverse problem","score":0.6126953363418579},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5105518102645874},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.48689284920692444},{"id":"https://openalex.org/keywords/current","display_name":"Current (fluid)","score":0.4406702518463135},{"id":"https://openalex.org/keywords/electromagnetic-interference","display_name":"Electromagnetic interference","score":0.4335024654865265},{"id":"https://openalex.org/keywords/biomagnetism","display_name":"Biomagnetism","score":0.4313156306743622},{"id":"https://openalex.org/keywords/magnetic-dipole","display_name":"Magnetic dipole","score":0.423380970954895},{"id":"https://openalex.org/keywords/dipole","display_name":"Dipole","score":0.4213179051876068},{"id":"https://openalex.org/keywords/magnetic-field","display_name":"Magnetic field","score":0.39242255687713623},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3904683589935303},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.3685741424560547},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3445035219192505},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.23353391885757446},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1818084418773651},{"id":"https://openalex.org/keywords/neuroscience","display_name":"Neuroscience","score":0.1666668951511383},{"id":"https://openalex.org/keywords/electroencephalography","display_name":"Electroencephalography","score":0.13228467106819153},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.13002556562423706},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.11294245719909668},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.09877130389213562},{"id":"https://openalex.org/keywords/quantum-mechanics","display_name":"Quantum mechanics","score":0.08962693810462952}],"concepts":[{"id":"https://openalex.org/C556910895","wikidata":"https://www.wikidata.org/wiki/Q384188","display_name":"Magnetoencephalography","level":3,"score":0.9191627502441406},{"id":"https://openalex.org/C2777743550","wikidata":"https://www.wikidata.org/wiki/Q81900","display_name":"Squid","level":2,"score":0.728446900844574},{"id":"https://openalex.org/C157286648","wikidata":"https://www.wikidata.org/wiki/Q846780","display_name":"Kalman filter","level":2,"score":0.6414833068847656},{"id":"https://openalex.org/C135252773","wikidata":"https://www.wikidata.org/wiki/Q1567213","display_name":"Inverse problem","level":2,"score":0.6126953363418579},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5105518102645874},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.48689284920692444},{"id":"https://openalex.org/C148043351","wikidata":"https://www.wikidata.org/wiki/Q4456944","display_name":"Current (fluid)","level":2,"score":0.4406702518463135},{"id":"https://openalex.org/C184892835","wikidata":"https://www.wikidata.org/wiki/Q1474513","display_name":"Electromagnetic interference","level":2,"score":0.4335024654865265},{"id":"https://openalex.org/C78902741","wikidata":"https://www.wikidata.org/wiki/Q4915071","display_name":"Biomagnetism","level":3,"score":0.4313156306743622},{"id":"https://openalex.org/C169852918","wikidata":"https://www.wikidata.org/wiki/Q390314","display_name":"Magnetic dipole","level":3,"score":0.423380970954895},{"id":"https://openalex.org/C173523689","wikidata":"https://www.wikidata.org/wiki/Q215589","display_name":"Dipole","level":2,"score":0.4213179051876068},{"id":"https://openalex.org/C115260700","wikidata":"https://www.wikidata.org/wiki/Q11408","display_name":"Magnetic field","level":2,"score":0.39242255687713623},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3904683589935303},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3685741424560547},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3445035219192505},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.23353391885757446},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1818084418773651},{"id":"https://openalex.org/C169760540","wikidata":"https://www.wikidata.org/wiki/Q207011","display_name":"Neuroscience","level":1,"score":0.1666668951511383},{"id":"https://openalex.org/C522805319","wikidata":"https://www.wikidata.org/wiki/Q179965","display_name":"Electroencephalography","level":2,"score":0.13228467106819153},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.13002556562423706},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.11294245719909668},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.09877130389213562},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.08962693810462952},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","level":1,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/isbi.2006.1624893","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isbi.2006.1624893","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"3rd IEEE International Symposium on Biomedical Imaging: Macro to Nano, 2006.","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W1514443597","https://openalex.org/W1963544757","https://openalex.org/W1991260650","https://openalex.org/W2017408522","https://openalex.org/W2084333685","https://openalex.org/W2090943336","https://openalex.org/W2101979660","https://openalex.org/W2159835457"],"related_works":["https://openalex.org/W1981399741","https://openalex.org/W4308635586","https://openalex.org/W950230395","https://openalex.org/W84179810","https://openalex.org/W2080531084","https://openalex.org/W2907231807","https://openalex.org/W1981633687","https://openalex.org/W2089746501","https://openalex.org/W39990603","https://openalex.org/W2164966889"],"abstract_inverted_index":{"Dynamic":[0],"inverse":[1,52],"solutions":[2],"are":[3,29,38,68],"described":[4],"that":[5,55,77,102],"localize":[6],"dynamic":[7,62],"brain":[8],"activity":[9],"measured":[10,25],"from":[11,80],"extraneous":[12],"magnetic":[13,27],"fields":[14,28],"at":[15],"an":[16],"array":[17],"of":[18,42,58,73,109],"sensor":[19],"positions":[20],"on":[21,70],"the":[22,88,93,112],"scalp.":[23],"The":[24],"spatiotemporal":[26],"produced":[30],"by":[31],"small":[32],"but":[33],"coherent":[34],"neuronal":[35],"currents":[36],"and":[37,82,116],"recorded":[39],"using":[40],"arrays":[41],"multichannel":[43],"SQUID":[44],"(superconducting":[45],"quantum":[46],"interference":[47],"devices)":[48],"gradiometers.":[49],"We":[50],"outline":[51],"mapping":[53],"procedures":[54],"combine":[56],"models":[57],"current":[59,94],"dipoles":[60],"with":[61],"state-space":[63],"estimation":[64],"algorithms.":[65],"These":[66],"algorithms":[67],"based":[69],"a":[71],"series":[72],"hierarchical":[74],"mathematical":[75],"relationships":[76],"employ":[78],"principles":[79],"electrical":[81],"electromagnetic":[83],"field":[84],"theory":[85],"to":[86,92,106],"relate":[87],"observed":[89],"MEG":[90],"measurements":[91],"source":[95],"dipoles.":[96],"As":[97],"we":[98],"show,":[99],"one":[100],"solution":[101],"is":[103,111],"naturally":[104],"suited":[105],"this":[107],"type":[108],"problem":[110],"well-known":[113],"Kalman":[114],"filter":[115],"smoother":[117]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
