{"id":"https://openalex.org/W2921102764","doi":"https://doi.org/10.23919/apsipa.2018.8659466","title":"EEG Dipole Source Localization in Hemispherical Harmonics Domain","display_name":"EEG Dipole Source Localization in Hemispherical Harmonics Domain","publication_year":2018,"publication_date":"2018-11-01","ids":{"openalex":"https://openalex.org/W2921102764","doi":"https://doi.org/10.23919/apsipa.2018.8659466","mag":"2921102764"},"language":"en","primary_location":{"id":"doi:10.23919/apsipa.2018.8659466","is_oa":false,"landing_page_url":"https://doi.org/10.23919/apsipa.2018.8659466","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC)","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/A5048713211","display_name":"Amita Giri","orcid":"https://orcid.org/0000-0002-4564-0269"},"institutions":[{"id":"https://openalex.org/I68891433","display_name":"Indian Institute of Technology Delhi","ror":"https://ror.org/049tgcd06","country_code":"IN","type":"education","lineage":["https://openalex.org/I68891433"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Amita Giri","raw_affiliation_strings":["Indian Institute of Technology, Delhi"],"affiliations":[{"raw_affiliation_string":"Indian Institute of Technology, Delhi","institution_ids":["https://openalex.org/I68891433"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021577055","display_name":"Lalan Kumar","orcid":"https://orcid.org/0000-0001-7000-7492"},"institutions":[{"id":"https://openalex.org/I68891433","display_name":"Indian Institute of Technology Delhi","ror":"https://ror.org/049tgcd06","country_code":"IN","type":"education","lineage":["https://openalex.org/I68891433"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Lalan Kumar","raw_affiliation_strings":["Indian Institute of Technology, Delhi"],"affiliations":[{"raw_affiliation_string":"Indian Institute of Technology, Delhi","institution_ids":["https://openalex.org/I68891433"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5052347493","display_name":"Tapan Kumar Gandhi","orcid":"https://orcid.org/0000-0002-3532-9389"},"institutions":[{"id":"https://openalex.org/I68891433","display_name":"Indian Institute of Technology Delhi","ror":"https://ror.org/049tgcd06","country_code":"IN","type":"education","lineage":["https://openalex.org/I68891433"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Tapan Gandhi","raw_affiliation_strings":["Indian Institute of Technology, Delhi"],"affiliations":[{"raw_affiliation_string":"Indian Institute of Technology, Delhi","institution_ids":["https://openalex.org/I68891433"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5048713211"],"corresponding_institution_ids":["https://openalex.org/I68891433"],"apc_list":null,"apc_paid":null,"fwci":1.156,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.80700126,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"679","last_page":"684"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11447","display_name":"Blind Source Separation Techniques","score":0.9995999932289124,"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":0.9995999932289124,"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/T10860","display_name":"Speech and Audio Processing","score":0.9988999962806702,"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/T10429","display_name":"EEG and Brain-Computer Interfaces","score":0.9968000054359436,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/spherical-harmonics","display_name":"Spherical harmonics","score":0.8549301624298096},{"id":"https://openalex.org/keywords/harmonics","display_name":"Harmonics","score":0.6748830080032349},{"id":"https://openalex.org/keywords/electroencephalography","display_name":"Electroencephalography","score":0.6300091743469238},{"id":"https://openalex.org/keywords/distortion","display_name":"Distortion (music)","score":0.5631576776504517},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.5624015927314758},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5250127911567688},{"id":"https://openalex.org/keywords/dipole","display_name":"Dipole","score":0.48953375220298767},{"id":"https://openalex.org/keywords/basis-function","display_name":"Basis function","score":0.48221051692962646},{"id":"https://openalex.org/keywords/head","display_name":"Head (geology)","score":0.46189606189727783},{"id":"https://openalex.org/keywords/spherical-coordinate-system","display_name":"Spherical coordinate system","score":0.4601908028125763},{"id":"https://openalex.org/keywords/time-domain","display_name":"Time domain","score":0.4437675476074219},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.4337587058544159},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.39462828636169434},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.33970892429351807},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.28813934326171875},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.28456825017929077},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.2823411226272583},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.2637629210948944},{"id":"https://openalex.org/keywords/neuroscience","display_name":"Neuroscience","score":0.09107092022895813},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.08072364330291748},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.07957568764686584},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.07852283120155334}],"concepts":[{"id":"https://openalex.org/C3768446","wikidata":"https://www.wikidata.org/wiki/Q877100","display_name":"Spherical harmonics","level":2,"score":0.8549301624298096},{"id":"https://openalex.org/C188414643","wikidata":"https://www.wikidata.org/wiki/Q3001183","display_name":"Harmonics","level":3,"score":0.6748830080032349},{"id":"https://openalex.org/C522805319","wikidata":"https://www.wikidata.org/wiki/Q179965","display_name":"Electroencephalography","level":2,"score":0.6300091743469238},{"id":"https://openalex.org/C126780896","wikidata":"https://www.wikidata.org/wiki/Q899871","display_name":"Distortion (music)","level":4,"score":0.5631576776504517},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.5624015927314758},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5250127911567688},{"id":"https://openalex.org/C173523689","wikidata":"https://www.wikidata.org/wiki/Q215589","display_name":"Dipole","level":2,"score":0.48953375220298767},{"id":"https://openalex.org/C5917680","wikidata":"https://www.wikidata.org/wiki/Q2621825","display_name":"Basis function","level":2,"score":0.48221051692962646},{"id":"https://openalex.org/C2780312720","wikidata":"https://www.wikidata.org/wiki/Q5689100","display_name":"Head (geology)","level":2,"score":0.46189606189727783},{"id":"https://openalex.org/C126990412","wikidata":"https://www.wikidata.org/wiki/Q203218","display_name":"Spherical coordinate system","level":2,"score":0.4601908028125763},{"id":"https://openalex.org/C103824480","wikidata":"https://www.wikidata.org/wiki/Q185889","display_name":"Time domain","level":2,"score":0.4437675476074219},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.4337587058544159},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.39462828636169434},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.33970892429351807},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.28813934326171875},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.28456825017929077},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.2823411226272583},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.2637629210948944},{"id":"https://openalex.org/C169760540","wikidata":"https://www.wikidata.org/wiki/Q207011","display_name":"Neuroscience","level":1,"score":0.09107092022895813},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.08072364330291748},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.07957568764686584},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.07852283120155334},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C114793014","wikidata":"https://www.wikidata.org/wiki/Q52109","display_name":"Geomorphology","level":1,"score":0.0},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.0},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.23919/apsipa.2018.8659466","is_oa":false,"landing_page_url":"https://doi.org/10.23919/apsipa.2018.8659466","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":27,"referenced_works":["https://openalex.org/W1511118478","https://openalex.org/W1524826301","https://openalex.org/W1538225255","https://openalex.org/W1968613074","https://openalex.org/W1976436258","https://openalex.org/W1987333243","https://openalex.org/W2010168936","https://openalex.org/W2017408522","https://openalex.org/W2033542300","https://openalex.org/W2038878815","https://openalex.org/W2039343706","https://openalex.org/W2040910067","https://openalex.org/W2042023944","https://openalex.org/W2072786348","https://openalex.org/W2076019271","https://openalex.org/W2102669547","https://openalex.org/W2126556471","https://openalex.org/W2129501075","https://openalex.org/W2130863149","https://openalex.org/W2144399784","https://openalex.org/W2145742001","https://openalex.org/W2160525176","https://openalex.org/W2319345516","https://openalex.org/W2327701832","https://openalex.org/W3038165843","https://openalex.org/W4240867252","https://openalex.org/W6632360536"],"related_works":["https://openalex.org/W4239999982","https://openalex.org/W2611466209","https://openalex.org/W2587023163","https://openalex.org/W1538225255","https://openalex.org/W3172489585","https://openalex.org/W4306147894","https://openalex.org/W2753519068","https://openalex.org/W2599569040","https://openalex.org/W4309376466","https://openalex.org/W2024558872"],"abstract_inverted_index":{"Dipole":[0],"source":[1,31,80],"localization":[2,81],"problem":[3],"is":[4,13,70],"addressed":[5],"in":[6,72,96],"hemispherical":[7],"harmonics":[8,21,51],"(HSH)":[9],"domain.":[10,74,98],"Human":[11],"head":[12,17],"approximated":[14],"by":[15],"spherical":[16,20],"model.":[18],"Hence,":[19],"(SH)":[22],"basis":[23,52],"functions":[24,53],"have":[25,101],"been":[26,102],"natural":[27],"choice":[28],"for":[29,79],"EEG":[30,42],"reconstruction":[32],"and":[33,88],"localization.":[34],"However,":[35],"sensor":[36],"placed":[37],"over":[38,61],"scalp":[39],"to":[40,104],"acquire":[41],"signal,":[43],"assume":[44],"the":[45,58,66,106],"shape":[46],"of":[47],"a":[48],"hemisphere.":[49,62],"Hemispherical":[50],"will":[54],"more":[55],"appropriately":[56],"represent":[57],"data":[59,68],"sampled":[60],"In":[63],"this":[64],"paper,":[65],"forward":[67],"model":[69],"formulated":[71],"HSH":[73,97],"Optimal":[75],"array":[76],"processing":[77],"methods":[78],"such":[82],"as":[83],"MUltiple":[84],"SIgnal":[85],"Classification":[86],"(MUSIC)":[87],"minimum":[89],"variance":[90],"distortion-less":[91],"response":[92],"(MVDR)":[93],"are":[94],"proposed":[95],"Various":[99],"experiments":[100],"presented":[103],"illustrate":[105],"theory.":[107]},"counts_by_year":[{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}