{"id":"https://openalex.org/W7155065040","doi":"https://doi.org/10.1109/icara69401.2026.11480398","title":"Estimating the Number of Sources in EEG with Hankel Embedding for Brain-Computer Interface","display_name":"Estimating the Number of Sources in EEG with Hankel Embedding for Brain-Computer Interface","publication_year":2026,"publication_date":"2026-02-05","ids":{"openalex":"https://openalex.org/W7155065040","doi":"https://doi.org/10.1109/icara69401.2026.11480398"},"language":null,"primary_location":{"id":"doi:10.1109/icara69401.2026.11480398","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icara69401.2026.11480398","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2026 12th International Conference on Automation, Robotics and Applications (ICARA)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5067297477","display_name":"Alexandra Bernadotte","orcid":"https://orcid.org/0000-0002-8835-6583"},"institutions":[{"id":"https://openalex.org/I118501908","display_name":"National Research University Higher School of Economics","ror":"https://ror.org/055f7t516","country_code":"RU","type":"education","lineage":["https://openalex.org/I118501908"]},{"id":"https://openalex.org/I4210160154","display_name":"Chemical Semantics (United States)","ror":"https://ror.org/04qca6973","country_code":"US","type":"company","lineage":["https://openalex.org/I4210160154"]}],"countries":["RU","US"],"is_corresponding":true,"raw_author_name":"Alexandra Bernadotte","raw_affiliation_strings":["HSE University;,Center for Language and Semantics Technologies, Faculty of Computer Science, Laboratory of Analysis of Semantics"],"raw_orcid":"https://orcid.org/0000-0002-8835-6583","affiliations":[{"raw_affiliation_string":"HSE University;,Center for Language and Semantics Technologies, Faculty of Computer Science, Laboratory of Analysis of Semantics","institution_ids":["https://openalex.org/I118501908","https://openalex.org/I4210160154"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5067297477"],"corresponding_institution_ids":["https://openalex.org/I118501908","https://openalex.org/I4210160154"],"apc_list":null,"apc_paid":null,"fwci":27.3053,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.98797539,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"621","last_page":"626"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10429","display_name":"EEG and Brain-Computer Interfaces","score":0.955299973487854,"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"}},"topics":[{"id":"https://openalex.org/T10429","display_name":"EEG and Brain-Computer Interfaces","score":0.955299973487854,"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"}},{"id":"https://openalex.org/T10241","display_name":"Functional Brain Connectivity Studies","score":0.02160000056028366,"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"}},{"id":"https://openalex.org/T10581","display_name":"Neural dynamics and brain function","score":0.005400000140070915,"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/embedding","display_name":"Embedding","score":0.6388999819755554},{"id":"https://openalex.org/keywords/electroencephalography","display_name":"Electroencephalography","score":0.47690001130104065},{"id":"https://openalex.org/keywords/interface","display_name":"Interface (matter)","score":0.46889999508857727},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.36640000343322754},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.3131999969482422}],"concepts":[{"id":"https://openalex.org/C41608201","wikidata":"https://www.wikidata.org/wiki/Q980509","display_name":"Embedding","level":2,"score":0.6388999819755554},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5791000127792358},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4887000024318695},{"id":"https://openalex.org/C522805319","wikidata":"https://www.wikidata.org/wiki/Q179965","display_name":"Electroencephalography","level":2,"score":0.47690001130104065},{"id":"https://openalex.org/C113843644","wikidata":"https://www.wikidata.org/wiki/Q901882","display_name":"Interface (matter)","level":4,"score":0.46889999508857727},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4293000102043152},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.3671000003814697},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.36640000343322754},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3276999890804291},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.3131999969482422},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.30230000615119934},{"id":"https://openalex.org/C173201364","wikidata":"https://www.wikidata.org/wiki/Q897410","display_name":"Brain\u2013computer interface","level":3,"score":0.29339998960494995}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icara69401.2026.11480398","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icara69401.2026.11480398","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2026 12th International Conference on Automation, Robotics and Applications (ICARA)","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":13,"referenced_works":["https://openalex.org/W2037451888","https://openalex.org/W2094055246","https://openalex.org/W2163969766","https://openalex.org/W2164653071","https://openalex.org/W2810453816","https://openalex.org/W3095186830","https://openalex.org/W4252589307","https://openalex.org/W4252713891","https://openalex.org/W4290725597","https://openalex.org/W4313327206","https://openalex.org/W4383958059","https://openalex.org/W4383958099","https://openalex.org/W4387937845"],"related_works":[],"abstract_inverted_index":{"This":[0,133],"paper":[1],"introduces":[2],"a":[3,27,36,68,135],"Polyharmonic":[4,85],"Brain":[5,86],"Signal":[6,87],"Model.":[7,88],"The":[8,106],"model":[9],"is":[10,23,65],"introduced":[11],"to":[12,39,67],"justify":[13],"the":[14,41,45,74,80,84,93,99,103,142,156],"use":[15],"of":[16,31,47,76,102],"trajectory":[17],"embedding":[18],"and":[19,22,123,128,146,152],"low-rank":[20],"approximations,":[21],"not":[24],"intended":[25],"as":[26],"direct":[28],"biophysical":[29],"description":[30],"neuronal":[32],"generators.":[33],"We":[34,154],"introduce":[35],"lightweight":[37,136],"method":[38,107],"solve":[40],"reverse":[42],"problem":[43],"\u201cEvaluating":[44],"Number":[46],"Sources\u201d":[48],"for":[49,131],"electroencephalography":[50],"(EEG)":[51],"or":[52,120],"magnetoencephalography":[53],"(MEG)":[54],"based":[55],"non-invasive":[56,163],"brain-computer":[57],"interfaces":[58],"(BCIs).":[59],"Each":[60],"EEG/MEG":[61],"time":[62],"series":[63],"trace":[64],"mapped":[66],"Hankel":[69],"matrix":[70],"which":[71],"rank":[72],"equals":[73],"number":[75,145],"oscillatory":[77],"components":[78],"in":[79],"noise-free":[81],"case":[82],"under":[83],"In":[89],"practice,":[90],"we":[91],"infer":[92],"active":[94],"oscillator":[95],"count":[96],"by":[97],"examining":[98],"singular":[100,111],"spectrum":[101,112],"unfolded":[104],"data.":[105],"combines":[108],"unfolding":[109],"analysis,":[110],"analysis":[113],"with":[114],"noise-aware":[115],"thresholds":[116],"(e.g.,":[117],"eigenvalue":[118],"gaps":[119],"random-matrix-inspired":[121],"cutoffs)":[122],"aggregates":[124],"estimates":[125],"across":[126],"channels":[127],"sliding":[129],"windows":[130],"robustness.":[132],"yields":[134],"preprocessing":[137],"tool":[138],"that":[139],"outputs":[140],"both":[141],"estimated":[143],"source":[144],"associated":[147],"subspaces,":[148],"facilitating":[149],"downstream":[150],"denoising":[151],"classification.":[153],"validate":[155],"approach":[157],"on":[158],"recordings":[159],"from":[160],"an":[161],"authordeveloped":[162],"BCI.":[164]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2026-04-22T00:00:00"}
