{"id":"https://openalex.org/W4377089523","doi":"https://doi.org/10.1109/ner52421.2023.10123909","title":"Nonlinear System Identification of Tremors Dynamics: A Data-driven Approximation Using Koopman Operator Theory","display_name":"Nonlinear System Identification of Tremors Dynamics: A Data-driven Approximation Using Koopman Operator Theory","publication_year":2023,"publication_date":"2023-04-24","ids":{"openalex":"https://openalex.org/W4377089523","doi":"https://doi.org/10.1109/ner52421.2023.10123909","pmid":"https://pubmed.ncbi.nlm.nih.gov/41048539"},"language":"en","primary_location":{"id":"doi:10.1109/ner52421.2023.10123909","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ner52421.2023.10123909","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 11th International IEEE/EMBS Conference on Neural Engineering (NER)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC12490656/pdf/nihms-2105579.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5054535841","display_name":"Xiangming Xue","orcid":"https://orcid.org/0000-0002-1399-0563"},"institutions":[{"id":"https://openalex.org/I137902535","display_name":"North Carolina State University","ror":"https://ror.org/04tj63d06","country_code":"US","type":"education","lineage":["https://openalex.org/I137902535"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Xiangming Xue","raw_affiliation_strings":["North Carolina State University,Joint Department of Biomedical Engineering,Raleigh,NC,USA","Joint Department of Biomedical Engineering, North Carolina State University, Raleigh, NC, USA"],"affiliations":[{"raw_affiliation_string":"North Carolina State University,Joint Department of Biomedical Engineering,Raleigh,NC,USA","institution_ids":["https://openalex.org/I137902535"]},{"raw_affiliation_string":"Joint Department of Biomedical Engineering, North Carolina State University, Raleigh, NC, USA","institution_ids":["https://openalex.org/I137902535"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027880652","display_name":"Ashwin Iyer","orcid":"https://orcid.org/0000-0002-3824-3310"},"institutions":[{"id":"https://openalex.org/I137902535","display_name":"North Carolina State University","ror":"https://ror.org/04tj63d06","country_code":"US","type":"education","lineage":["https://openalex.org/I137902535"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ashwin Iyer","raw_affiliation_strings":["North Carolina State University,Joint Department of Biomedical Engineering,Raleigh,NC,USA","Joint Department of Biomedical Engineering, North Carolina State University, Raleigh, NC, USA"],"affiliations":[{"raw_affiliation_string":"North Carolina State University,Joint Department of Biomedical Engineering,Raleigh,NC,USA","institution_ids":["https://openalex.org/I137902535"]},{"raw_affiliation_string":"Joint Department of Biomedical Engineering, North Carolina State University, Raleigh, NC, USA","institution_ids":["https://openalex.org/I137902535"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080049644","display_name":"Daniel Roque","orcid":"https://orcid.org/0000-0001-6267-632X"},"institutions":[{"id":"https://openalex.org/I114027177","display_name":"University of North Carolina at Chapel Hill","ror":"https://ror.org/0130frc33","country_code":"US","type":"education","lineage":["https://openalex.org/I114027177"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Daniel Roque","raw_affiliation_strings":["University of North Carolina at Chapel Hill,Division of Movement Disorders,Department of Neurology,Chapel Hill,NC,USA","Department of Neurology, Division of Movement Disorders, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA"],"affiliations":[{"raw_affiliation_string":"University of North Carolina at Chapel Hill,Division of Movement Disorders,Department of Neurology,Chapel Hill,NC,USA","institution_ids":["https://openalex.org/I114027177"]},{"raw_affiliation_string":"Department of Neurology, Division of Movement Disorders, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA","institution_ids":["https://openalex.org/I114027177"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5082987673","display_name":"Nitin Sharma","orcid":"https://orcid.org/0000-0003-1872-0156"},"institutions":[{"id":"https://openalex.org/I137902535","display_name":"North Carolina State University","ror":"https://ror.org/04tj63d06","country_code":"US","type":"education","lineage":["https://openalex.org/I137902535"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Nitin Sharma","raw_affiliation_strings":["North Carolina State University,Joint Department of Biomedical Engineering,Raleigh,NC,USA","Joint Department of Biomedical Engineering, North Carolina State University, Raleigh, NC, USA"],"affiliations":[{"raw_affiliation_string":"North Carolina State University,Joint Department of Biomedical Engineering,Raleigh,NC,USA","institution_ids":["https://openalex.org/I137902535"]},{"raw_affiliation_string":"Joint Department of Biomedical Engineering, North Carolina State University, Raleigh, NC, USA","institution_ids":["https://openalex.org/I137902535"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5054535841"],"corresponding_institution_ids":["https://openalex.org/I137902535"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.16780969,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"2023","issue":null,"first_page":"1","last_page":"4"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10919","display_name":"Neurological disorders and treatments","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2728","display_name":"Neurology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10919","display_name":"Neurological disorders and treatments","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2728","display_name":"Neurology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11601","display_name":"Neuroscience and Neural Engineering","score":0.9830999970436096,"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/T11206","display_name":"Model Reduction and Neural Networks","score":0.9787999987602234,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.8008489608764648},{"id":"https://openalex.org/keywords/operator","display_name":"Operator (biology)","score":0.702492356300354},{"id":"https://openalex.org/keywords/identification","display_name":"Identification (biology)","score":0.6779383420944214},{"id":"https://openalex.org/keywords/grasp","display_name":"GRASP","score":0.6203078627586365},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6073222756385803},{"id":"https://openalex.org/keywords/system-identification","display_name":"System identification","score":0.5490952134132385},{"id":"https://openalex.org/keywords/dynamics","display_name":"Dynamics (music)","score":0.4980497360229492},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.4508419632911682},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4043145179748535},{"id":"https://openalex.org/keywords/data-modeling","display_name":"Data modeling","score":0.367450475692749},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.07933783531188965}],"concepts":[{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.8008489608764648},{"id":"https://openalex.org/C17020691","wikidata":"https://www.wikidata.org/wiki/Q139677","display_name":"Operator (biology)","level":5,"score":0.702492356300354},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.6779383420944214},{"id":"https://openalex.org/C171268870","wikidata":"https://www.wikidata.org/wiki/Q1486676","display_name":"GRASP","level":2,"score":0.6203078627586365},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6073222756385803},{"id":"https://openalex.org/C119247159","wikidata":"https://www.wikidata.org/wiki/Q1366192","display_name":"System identification","level":3,"score":0.5490952134132385},{"id":"https://openalex.org/C145912823","wikidata":"https://www.wikidata.org/wiki/Q113558","display_name":"Dynamics (music)","level":2,"score":0.4980497360229492},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.4508419632911682},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4043145179748535},{"id":"https://openalex.org/C67186912","wikidata":"https://www.wikidata.org/wiki/Q367664","display_name":"Data modeling","level":2,"score":0.367450475692749},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.07933783531188965},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C86339819","wikidata":"https://www.wikidata.org/wiki/Q407384","display_name":"Transcription factor","level":3,"score":0.0},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"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/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C158448853","wikidata":"https://www.wikidata.org/wiki/Q425218","display_name":"Repressor","level":4,"score":0.0},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/ner52421.2023.10123909","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ner52421.2023.10123909","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 11th International IEEE/EMBS Conference on Neural Engineering (NER)","raw_type":"proceedings-article"},{"id":"pmid:41048539","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/41048539","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International IEEE/EMBS Conference on Neural Engineering : [proceedings]. International IEEE EMBS Conference on Neural Engineering","raw_type":null},{"id":"pmh:oai:europepmc.org:11301133","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/12490656","pdf_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC12490656/pdf/nihms-2105579.pdf","source":{"id":"https://openalex.org/S4306400806","display_name":"Europe PMC (PubMed Central)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1303153112","host_organization_name":"European Bioinformatics Institute","host_organization_lineage":["https://openalex.org/I1303153112"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:12490656","is_oa":true,"landing_page_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC12490656/","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Int IEEE EMBS Conf Neural Eng","raw_type":"Text"}],"best_oa_location":{"id":"pmh:oai:europepmc.org:11301133","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/12490656","pdf_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC12490656/pdf/nihms-2105579.pdf","source":{"id":"https://openalex.org/S4306400806","display_name":"Europe PMC (PubMed Central)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1303153112","host_organization_name":"European Bioinformatics Institute","host_organization_lineage":["https://openalex.org/I1303153112"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Text"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G5849504739","display_name":null,"funder_award_id":"R21EB032059","funder_id":"https://openalex.org/F4320332161","funder_display_name":"National Institutes of Health"}],"funders":[{"id":"https://openalex.org/F4320332161","display_name":"National Institutes of Health","ror":"https://ror.org/01cwqze88"}],"has_content":{"pdf":true,"grobid_xml":false},"content_urls":{"pdf":"https://content.openalex.org/works/W4377089523.pdf"},"referenced_works_count":24,"referenced_works":["https://openalex.org/W1591018827","https://openalex.org/W1997054581","https://openalex.org/W2042044318","https://openalex.org/W2089911350","https://openalex.org/W2093609209","https://openalex.org/W2116171479","https://openalex.org/W2132176043","https://openalex.org/W2152007254","https://openalex.org/W2773390988","https://openalex.org/W2902132588","https://openalex.org/W2916180850","https://openalex.org/W2963138669","https://openalex.org/W3004983582","https://openalex.org/W3015479268","https://openalex.org/W3093663290","https://openalex.org/W3098898877","https://openalex.org/W4221116092","https://openalex.org/W4285605986","https://openalex.org/W4286781802","https://openalex.org/W4310584758","https://openalex.org/W4316465150","https://openalex.org/W6676908641","https://openalex.org/W6757042689","https://openalex.org/W6910530838"],"related_works":["https://openalex.org/W2163296013","https://openalex.org/W2743859443","https://openalex.org/W2326995835","https://openalex.org/W165915117","https://openalex.org/W2059402478","https://openalex.org/W2123347777","https://openalex.org/W4387804363","https://openalex.org/W2019547100","https://openalex.org/W2477150073","https://openalex.org/W2515493494"],"abstract_inverted_index":{"People":[0],"who":[1],"suffer":[2],"from":[3,87],"tremors":[4,21,41,78],"have":[5],"difficulty":[6],"performing":[7],"activities":[8],"of":[9,17,40,58,77],"daily":[10],"living.":[11],"Efforts":[12],"in":[13,62],"developing":[14,36],"a":[15,18,47,63,88],"model":[16,39,76],"limb":[19],"with":[20,81,90,110],"can":[22],"pave":[23],"the":[24,34,52,71,103,111],"way":[25],"for":[26,50,69],"non-surgical":[27],"tremor":[28,92,105],"suppression":[29],"techniques.":[30],"However,":[31],"due":[32],"to":[33,101],"nonlinearity,":[35],"an":[37],"accurate":[38],"is":[42,56,67,79,99,108],"challenging.":[43],"This":[44],"paper":[45],"implements":[46],"data-driven":[48],"method":[49,98],"approximating":[51],"Koopman":[53],"operator,":[54],"which":[55],"capable":[57],"presenting":[59],"nonlinear":[60,72,112],"dynamics":[61,106],"linear":[64],"framework":[65],"and":[66,107],"promising":[68],"predicting":[70],"system.":[73],"A":[74],"dynamic":[75],"developed":[80],"ultrasound":[82],"(US)":[83],"image":[84],"data":[85],"collected":[86],"patient":[89],"essential":[91],"as":[93],"they":[94],"grasp":[95],"objects.":[96],"The":[97],"applied":[100],"predict":[102],"patient's":[104],"compared":[109],"Hammerstein-Wiener":[113],"system":[114],"identification":[115],"technique.":[116]},"counts_by_year":[],"updated_date":"2026-03-11T14:59:36.786465","created_date":"2025-10-10T00:00:00"}