{"id":"https://openalex.org/W4220701663","doi":"https://doi.org/10.1109/bci53720.2022.9734910","title":"CNN-based Subject-Transfer Approach for Training Minimized Lower-Limb MI-BCIs","display_name":"CNN-based Subject-Transfer Approach for Training Minimized Lower-Limb MI-BCIs","publication_year":2022,"publication_date":"2022-02-21","ids":{"openalex":"https://openalex.org/W4220701663","doi":"https://doi.org/10.1109/bci53720.2022.9734910"},"language":"en","primary_location":{"id":"doi:10.1109/bci53720.2022.9734910","is_oa":false,"landing_page_url":"https://doi.org/10.1109/bci53720.2022.9734910","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 10th International Winter Conference on Brain-Computer Interface (BCI)","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/A5040822976","display_name":"Ji-Hyeok Jeong","orcid":null},"institutions":[{"id":"https://openalex.org/I197347611","display_name":"Korea University","ror":"https://ror.org/047dqcg40","country_code":"KR","type":"education","lineage":["https://openalex.org/I197347611"]},{"id":"https://openalex.org/I58716616","display_name":"Korea Institute of Science and Technology","ror":"https://ror.org/05kzfa883","country_code":"KR","type":"facility","lineage":["https://openalex.org/I27494661","https://openalex.org/I2801339556","https://openalex.org/I2801339556","https://openalex.org/I4210144908","https://openalex.org/I4387152098","https://openalex.org/I4387152098","https://openalex.org/I58716616"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Ji-Hyeok Jeong","raw_affiliation_strings":["Korea Institute of Science and Technology,Bionics Research Center,Seoul,Korea Rep","Department of Brain and Cognitive Engineering, Korea University, Seoul, Korea Rep","Bionics Research Center, Korea Institute of Science and Technology, Seoul, Korea Rep"],"affiliations":[{"raw_affiliation_string":"Korea Institute of Science and Technology,Bionics Research Center,Seoul,Korea Rep","institution_ids":["https://openalex.org/I58716616"]},{"raw_affiliation_string":"Department of Brain and Cognitive Engineering, Korea University, Seoul, Korea Rep","institution_ids":["https://openalex.org/I197347611"]},{"raw_affiliation_string":"Bionics Research Center, Korea Institute of Science and Technology, Seoul, Korea Rep","institution_ids":["https://openalex.org/I58716616"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102859066","display_name":"Keun-Tae Kim","orcid":"https://orcid.org/0000-0003-2731-3915"},"institutions":[{"id":"https://openalex.org/I58716616","display_name":"Korea Institute of Science and Technology","ror":"https://ror.org/05kzfa883","country_code":"KR","type":"facility","lineage":["https://openalex.org/I27494661","https://openalex.org/I2801339556","https://openalex.org/I2801339556","https://openalex.org/I4210144908","https://openalex.org/I4387152098","https://openalex.org/I4387152098","https://openalex.org/I58716616"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Keun-Tae Kim","raw_affiliation_strings":["Korea Institute of Science and Technology,Bionics Research Center,Seoul,Korea Rep","Bionics Research Center, Korea Institute of Science and Technology, Seoul, Korea Rep"],"affiliations":[{"raw_affiliation_string":"Korea Institute of Science and Technology,Bionics Research Center,Seoul,Korea Rep","institution_ids":["https://openalex.org/I58716616"]},{"raw_affiliation_string":"Bionics Research Center, Korea Institute of Science and Technology, Seoul, Korea Rep","institution_ids":["https://openalex.org/I58716616"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091788401","display_name":"Song Joo Lee","orcid":"https://orcid.org/0000-0002-6710-9209"},"institutions":[{"id":"https://openalex.org/I58716616","display_name":"Korea Institute of Science and Technology","ror":"https://ror.org/05kzfa883","country_code":"KR","type":"facility","lineage":["https://openalex.org/I27494661","https://openalex.org/I2801339556","https://openalex.org/I2801339556","https://openalex.org/I4210144908","https://openalex.org/I4387152098","https://openalex.org/I4387152098","https://openalex.org/I58716616"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Song Joo Lee","raw_affiliation_strings":["Korea Institute of Science and Technology,Bionics Research Center,Seoul,Korea Rep","Bionics Research Center, Korea Institute of Science and Technology, Seoul, Korea Rep"],"affiliations":[{"raw_affiliation_string":"Korea Institute of Science and Technology,Bionics Research Center,Seoul,Korea Rep","institution_ids":["https://openalex.org/I58716616"]},{"raw_affiliation_string":"Bionics Research Center, Korea Institute of Science and Technology, Seoul, Korea Rep","institution_ids":["https://openalex.org/I58716616"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101947623","display_name":"Dong\u2010Joo Kim","orcid":"https://orcid.org/0000-0002-0988-2236"},"institutions":[{"id":"https://openalex.org/I197347611","display_name":"Korea University","ror":"https://ror.org/047dqcg40","country_code":"KR","type":"education","lineage":["https://openalex.org/I197347611"]},{"id":"https://openalex.org/I4210104429","display_name":"Institute of Cognitive and Brain Sciences","ror":"https://ror.org/01c3w3270","country_code":"US","type":"education","lineage":["https://openalex.org/I4210104429"]}],"countries":["KR","US"],"is_corresponding":false,"raw_author_name":"Dong-Joo Kim","raw_affiliation_strings":["Korea University,Department of Brain and Cognitive Engineering,Seoul,Korea Rep","Department of Neurology, Korea University College of Medicine, Seoul, Korea Rep","Department of Artificial Intelligence, Korea University, Seoul, Korea Rep","Department of Brain and Cognitive Engineering, Korea University, Seoul, Korea Rep"],"affiliations":[{"raw_affiliation_string":"Korea University,Department of Brain and Cognitive Engineering,Seoul,Korea Rep","institution_ids":["https://openalex.org/I4210104429"]},{"raw_affiliation_string":"Department of Neurology, Korea University College of Medicine, Seoul, Korea Rep","institution_ids":["https://openalex.org/I197347611"]},{"raw_affiliation_string":"Department of Artificial Intelligence, Korea University, Seoul, Korea Rep","institution_ids":["https://openalex.org/I197347611"]},{"raw_affiliation_string":"Department of Brain and Cognitive Engineering, Korea University, Seoul, Korea Rep","institution_ids":["https://openalex.org/I197347611"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100695852","display_name":"Hyungmin Kim","orcid":"https://orcid.org/0000-0001-9527-0609"},"institutions":[{"id":"https://openalex.org/I58716616","display_name":"Korea Institute of Science and Technology","ror":"https://ror.org/05kzfa883","country_code":"KR","type":"facility","lineage":["https://openalex.org/I27494661","https://openalex.org/I2801339556","https://openalex.org/I2801339556","https://openalex.org/I4210144908","https://openalex.org/I4387152098","https://openalex.org/I4387152098","https://openalex.org/I58716616"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Hyungmin Kim","raw_affiliation_strings":["Korea Institute of Science and Technology,Bionics Research Center,Seoul,Korea Rep","Bionics Research Center, Korea Institute of Science and Technology, Seoul, Korea Rep"],"affiliations":[{"raw_affiliation_string":"Korea Institute of Science and Technology,Bionics Research Center,Seoul,Korea Rep","institution_ids":["https://openalex.org/I58716616"]},{"raw_affiliation_string":"Bionics Research Center, Korea Institute of Science and Technology, Seoul, Korea Rep","institution_ids":["https://openalex.org/I58716616"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5040822976"],"corresponding_institution_ids":["https://openalex.org/I197347611","https://openalex.org/I58716616"],"apc_list":null,"apc_paid":null,"fwci":0.2349,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.4733483,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"4"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10429","display_name":"EEG and Brain-Computer Interfaces","score":1.0,"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":1.0,"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/T11601","display_name":"Neuroscience and Neural Engineering","score":0.9937999844551086,"subfield":{"id":"https://openalex.org/subfields/2804","display_name":"Cellular and Molecular 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/T10784","display_name":"Muscle activation and electromyography studies","score":0.9904000163078308,"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/brain\u2013computer-interface","display_name":"Brain\u2013computer interface","score":0.8312991857528687},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7605817317962646},{"id":"https://openalex.org/keywords/transfer-of-learning","display_name":"Transfer of learning","score":0.7225526571273804},{"id":"https://openalex.org/keywords/convolutional-neural-network","display_name":"Convolutional neural network","score":0.6784601211547852},{"id":"https://openalex.org/keywords/electroencephalography","display_name":"Electroencephalography","score":0.6378856897354126},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5762208700180054},{"id":"https://openalex.org/keywords/motor-imagery","display_name":"Motor imagery","score":0.5568444132804871},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.46406206488609314},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.4604955017566681},{"id":"https://openalex.org/keywords/gait","display_name":"Gait","score":0.43540632724761963},{"id":"https://openalex.org/keywords/training","display_name":"Training (meteorology)","score":0.41550925374031067},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.3721323609352112},{"id":"https://openalex.org/keywords/physical-medicine-and-rehabilitation","display_name":"Physical medicine and rehabilitation","score":0.29283976554870605},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.11042571067810059},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.08332481980323792}],"concepts":[{"id":"https://openalex.org/C173201364","wikidata":"https://www.wikidata.org/wiki/Q897410","display_name":"Brain\u2013computer interface","level":3,"score":0.8312991857528687},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7605817317962646},{"id":"https://openalex.org/C150899416","wikidata":"https://www.wikidata.org/wiki/Q1820378","display_name":"Transfer of learning","level":2,"score":0.7225526571273804},{"id":"https://openalex.org/C81363708","wikidata":"https://www.wikidata.org/wiki/Q17084460","display_name":"Convolutional neural network","level":2,"score":0.6784601211547852},{"id":"https://openalex.org/C522805319","wikidata":"https://www.wikidata.org/wiki/Q179965","display_name":"Electroencephalography","level":2,"score":0.6378856897354126},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5762208700180054},{"id":"https://openalex.org/C54808283","wikidata":"https://www.wikidata.org/wiki/Q6918191","display_name":"Motor imagery","level":4,"score":0.5568444132804871},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.46406206488609314},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.4604955017566681},{"id":"https://openalex.org/C151800584","wikidata":"https://www.wikidata.org/wiki/Q2370000","display_name":"Gait","level":2,"score":0.43540632724761963},{"id":"https://openalex.org/C2777211547","wikidata":"https://www.wikidata.org/wiki/Q17141490","display_name":"Training (meteorology)","level":2,"score":0.41550925374031067},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.3721323609352112},{"id":"https://openalex.org/C99508421","wikidata":"https://www.wikidata.org/wiki/Q2678675","display_name":"Physical medicine and rehabilitation","level":1,"score":0.29283976554870605},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.11042571067810059},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.08332481980323792},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C118552586","wikidata":"https://www.wikidata.org/wiki/Q7867","display_name":"Psychiatry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/bci53720.2022.9734910","is_oa":false,"landing_page_url":"https://doi.org/10.1109/bci53720.2022.9734910","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 10th International Winter Conference on Brain-Computer Interface (BCI)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Quality Education","score":0.4000000059604645,"id":"https://metadata.un.org/sdg/4"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1522301498","https://openalex.org/W2114327899","https://openalex.org/W2803187616","https://openalex.org/W2901626219","https://openalex.org/W2908951870","https://openalex.org/W3009180679","https://openalex.org/W3012521722","https://openalex.org/W3115777743","https://openalex.org/W3143817570","https://openalex.org/W3155318833","https://openalex.org/W3155664575","https://openalex.org/W3202032803","https://openalex.org/W4213279169","https://openalex.org/W6631190155","https://openalex.org/W6751420435"],"related_works":["https://openalex.org/W1977940006","https://openalex.org/W2947925238","https://openalex.org/W2887556756","https://openalex.org/W195417223","https://openalex.org/W2951110009","https://openalex.org/W1513407214","https://openalex.org/W1984377984","https://openalex.org/W2510077457","https://openalex.org/W1961545574","https://openalex.org/W3045772920"],"abstract_inverted_index":{"The":[0,86],"subject-transfer":[1,52,140],"approach":[2,121,141],"has":[3,36],"recently":[4],"been":[5,38],"proposed":[6,45],"to":[7,62,118,144],"overcome":[8],"the":[9,18,26,30,57,63,98,119,123,130,139,146,154],"limitation":[10],"of":[11,66,149],"requiring":[12],"a":[13,46,105],"long":[14],"training":[15,31,67,101,133,147],"time":[16,32,148],"in":[17,108],"motor":[19],"imagery":[20],"(MI)-based":[21],"brain-computer":[22],"interfaces":[23],"(BCIs).":[24],"However,":[25],"applicability":[27],"for":[28,33],"reducing":[29],"lower-limb":[34,70,150],"MI-BCI":[35],"not":[37],"investigated":[39,55],"yet.":[40],"In":[41],"this":[42],"study,":[43],"we":[44],"dual-domain":[47],"convolutional":[48],"neural":[49],"network":[50],"(CNN)-based":[51],"method.":[53],"We":[54],"how":[56],"classification":[58,109,155],"accuracy":[59,110],"changes":[60],"according":[61],"reduced":[64],"number":[65],"trials.":[68],"Two":[69],"MIs":[71],"(gait":[72],"and":[73,75,95,114],"sit-down)":[74],"rest":[76],"electroencephalography":[77],"(EEG)":[78],"data":[79,94],"were":[80],"collected":[81],"from":[82],"five":[83],"healthy":[84],"subjects.":[85],"CNN":[87,125],"model":[88,126],"was":[89,104],"pre-trained":[90],"using":[91,122],"other":[92],"subjects\u2019":[93],"fine-tuned":[96],"with":[97,112,129],"target":[99,131],"subject\u2019s":[100],"data.":[102,134],"There":[103],"significant":[106],"increase":[107],"(7%":[111],"15":[113],"10":[115],"trials)":[116],"compared":[117],"self-training":[120],"same":[124],"trained":[127],"only":[128],"subject's":[132],"Based":[135],"on":[136],"these":[137],"results,":[138],"can":[142],"contribute":[143],"minimizing":[145],"MI-BCIs":[151],"while":[152],"preserving":[153],"accuracy.":[156]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2023,"cited_by_count":2}],"updated_date":"2026-03-25T13:04:00.132906","created_date":"2025-10-10T00:00:00"}
