{"id":"https://openalex.org/W2047174772","doi":"https://doi.org/10.1109/iembs.2011.6091056","title":"Improving the performance of a neural-machine interface for artificial legs using prior knowledge of walking environment","display_name":"Improving the performance of a neural-machine interface for artificial legs using prior knowledge of walking environment","publication_year":2011,"publication_date":"2011-08-01","ids":{"openalex":"https://openalex.org/W2047174772","doi":"https://doi.org/10.1109/iembs.2011.6091056","mag":"2047174772","pmid":"https://pubmed.ncbi.nlm.nih.gov/22255279"},"language":"en","primary_location":{"id":"doi:10.1109/iembs.2011.6091056","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iembs.2011.6091056","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 Annual International Conference of the IEEE Engineering in Medicine and Biology Society","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref","pubmed"],"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/A5036072216","display_name":"He Huang","orcid":"https://orcid.org/0000-0001-5581-1423"},"institutions":[{"id":"https://openalex.org/I17626003","display_name":"University of Rhode Island","ror":"https://ror.org/013ckk937","country_code":"US","type":"education","lineage":["https://openalex.org/I17626003"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"He Huang","raw_affiliation_strings":["Neuromuscular Rehabilitation Engineering Laboratory, Department of Electrical, Computer, and Biomedical Engineering, University of Rhode Island, Kingston, RI 02881, USA. huang@ele.uri.edu","Neuromuscular Rehabilitation Engineering Laboratory at the Department of Electrical, Computer, and Biomedical Engineering, University of Rhode Island, Kingston, RI 02881, USA"],"affiliations":[{"raw_affiliation_string":"Neuromuscular Rehabilitation Engineering Laboratory, Department of Electrical, Computer, and Biomedical Engineering, University of Rhode Island, Kingston, RI 02881, USA. huang@ele.uri.edu","institution_ids":["https://openalex.org/I17626003"]},{"raw_affiliation_string":"Neuromuscular Rehabilitation Engineering Laboratory at the Department of Electrical, Computer, and Biomedical Engineering, University of Rhode Island, Kingston, RI 02881, USA","institution_ids":["https://openalex.org/I17626003"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035095972","display_name":"Zhi Dou","orcid":"https://orcid.org/0000-0001-7178-7515"},"institutions":[{"id":"https://openalex.org/I17626003","display_name":"University of Rhode Island","ror":"https://ror.org/013ckk937","country_code":"US","type":"education","lineage":["https://openalex.org/I17626003"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Zhi Dou","raw_affiliation_strings":["Neuromuscular Rehabilitation Engineering Laboratory at the Department of Electrical, Computer, and Biomedical Engineering, University of Rhode Island, Kingston, RI, USA","Neuromuscular Rehabilitation Engineering Laboratory at the Department of Electrical, Computer, and Biomedical Engineering, University of Rhode Island, Kingston, RI 02881, USA"],"affiliations":[{"raw_affiliation_string":"Neuromuscular Rehabilitation Engineering Laboratory at the Department of Electrical, Computer, and Biomedical Engineering, University of Rhode Island, Kingston, RI, USA","institution_ids":["https://openalex.org/I17626003"]},{"raw_affiliation_string":"Neuromuscular Rehabilitation Engineering Laboratory at the Department of Electrical, Computer, and Biomedical Engineering, University of Rhode Island, Kingston, RI 02881, USA","institution_ids":["https://openalex.org/I17626003"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100764042","display_name":"Fan Zhang","orcid":"https://orcid.org/0000-0001-5530-6945"},"institutions":[{"id":"https://openalex.org/I17626003","display_name":"University of Rhode Island","ror":"https://ror.org/013ckk937","country_code":"US","type":"education","lineage":["https://openalex.org/I17626003"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Fan Zhang","raw_affiliation_strings":["Neuromuscular Rehabilitation Engineering Laboratory at the Department of Electrical, Computer, and Biomedical Engineering, University of Rhode Island, Kingston, RI, USA","Neuromuscular Rehabilitation Engineering Laboratory at the Department of Electrical, Computer, and Biomedical Engineering, University of Rhode Island, Kingston, RI 02881, USA"],"affiliations":[{"raw_affiliation_string":"Neuromuscular Rehabilitation Engineering Laboratory at the Department of Electrical, Computer, and Biomedical Engineering, University of Rhode Island, Kingston, RI, USA","institution_ids":["https://openalex.org/I17626003"]},{"raw_affiliation_string":"Neuromuscular Rehabilitation Engineering Laboratory at the Department of Electrical, Computer, and Biomedical Engineering, University of Rhode Island, Kingston, RI 02881, USA","institution_ids":["https://openalex.org/I17626003"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5091396113","display_name":"Michael J. Nunnery","orcid":null},"institutions":[{"id":"https://openalex.org/I4210127200","display_name":"Prosthetic Design + Research (United States)","ror":"https://ror.org/03fvjsd23","country_code":"US","type":"company","lineage":["https://openalex.org/I4210127200"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"M. J. Nunnery","raw_affiliation_strings":["Nunnery Orthotic & Prosthetic Technologies, LLC, North Kingstown, RI, USA","Nunnery Orthotic & Prosthetic Technologies, LLC, North Kingstown, RI 02852, USA"],"affiliations":[{"raw_affiliation_string":"Nunnery Orthotic & Prosthetic Technologies, LLC, North Kingstown, RI, USA","institution_ids":["https://openalex.org/I4210127200"]},{"raw_affiliation_string":"Nunnery Orthotic & Prosthetic Technologies, LLC, North Kingstown, RI 02852, USA","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5036072216"],"corresponding_institution_ids":["https://openalex.org/I17626003"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.11410895,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"2011","issue":null,"first_page":"4255","last_page":"4258"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10784","display_name":"Muscle activation and electromyography studies","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10784","display_name":"Muscle activation and electromyography studies","score":1.0,"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"}},{"id":"https://openalex.org/T10338","display_name":"Advanced Sensor and Energy Harvesting Materials","score":0.9944000244140625,"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"}},{"id":"https://openalex.org/T11023","display_name":"Prosthetics and Rehabilitation Robotics","score":0.9927999973297119,"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/linear-discriminant-analysis","display_name":"Linear discriminant analysis","score":0.6696636080741882},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6649653911590576},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.57001793384552},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.53748619556427},{"id":"https://openalex.org/keywords/residual","display_name":"Residual","score":0.4659366011619568},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.4379411041736603},{"id":"https://openalex.org/keywords/ground-reaction-force","display_name":"Ground reaction force","score":0.42404043674468994},{"id":"https://openalex.org/keywords/interface","display_name":"Interface (matter)","score":0.41824620962142944},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.35028332471847534},{"id":"https://openalex.org/keywords/kinematics","display_name":"Kinematics","score":0.3298056125640869},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.14730703830718994}],"concepts":[{"id":"https://openalex.org/C69738355","wikidata":"https://www.wikidata.org/wiki/Q1228929","display_name":"Linear discriminant analysis","level":2,"score":0.6696636080741882},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6649653911590576},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.57001793384552},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.53748619556427},{"id":"https://openalex.org/C155512373","wikidata":"https://www.wikidata.org/wiki/Q287450","display_name":"Residual","level":2,"score":0.4659366011619568},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.4379411041736603},{"id":"https://openalex.org/C96332660","wikidata":"https://www.wikidata.org/wiki/Q5610971","display_name":"Ground reaction force","level":3,"score":0.42404043674468994},{"id":"https://openalex.org/C113843644","wikidata":"https://www.wikidata.org/wiki/Q901882","display_name":"Interface (matter)","level":4,"score":0.41824620962142944},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.35028332471847534},{"id":"https://openalex.org/C39920418","wikidata":"https://www.wikidata.org/wiki/Q11476","display_name":"Kinematics","level":2,"score":0.3298056125640869},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.14730703830718994},{"id":"https://openalex.org/C157915830","wikidata":"https://www.wikidata.org/wiki/Q2928001","display_name":"Bubble","level":2,"score":0.0},{"id":"https://openalex.org/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.0},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","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/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.0},{"id":"https://openalex.org/C129307140","wikidata":"https://www.wikidata.org/wiki/Q6795880","display_name":"Maximum bubble pressure method","level":3,"score":0.0}],"mesh":[{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001186","descriptor_name":"Artificial Limbs","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D001186","descriptor_name":"Artificial Limbs","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D001186","descriptor_name":"Artificial Limbs","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008328","descriptor_name":"Man-Machine Systems","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D008328","descriptor_name":"Man-Machine Systems","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D008328","descriptor_name":"Man-Machine Systems","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D016002","descriptor_name":"Discriminant Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016002","descriptor_name":"Discriminant Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016002","descriptor_name":"Discriminant Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016138","descriptor_name":"Walking","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D016138","descriptor_name":"Walking","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D016138","descriptor_name":"Walking","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true}],"locations_count":3,"locations":[{"id":"doi:10.1109/iembs.2011.6091056","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iembs.2011.6091056","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 Annual International Conference of the IEEE Engineering in Medicine and Biology Society","raw_type":"proceedings-article"},{"id":"pmid:22255279","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/22255279","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":"Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference","raw_type":null},{"id":"pmh:oai:europepmc.org:2673606","is_oa":false,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/3676653","pdf_url":null,"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"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Reduced inequalities","id":"https://metadata.un.org/sdg/10","score":0.6700000166893005}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":22,"referenced_works":["https://openalex.org/W80316205","https://openalex.org/W1948462336","https://openalex.org/W1975225255","https://openalex.org/W1979279461","https://openalex.org/W2020597761","https://openalex.org/W2044242701","https://openalex.org/W2066770539","https://openalex.org/W2074397959","https://openalex.org/W2097690077","https://openalex.org/W2106951868","https://openalex.org/W2109135013","https://openalex.org/W2112440119","https://openalex.org/W2123167643","https://openalex.org/W2133530044","https://openalex.org/W2143661416","https://openalex.org/W2144910137","https://openalex.org/W2153652492","https://openalex.org/W2165619603","https://openalex.org/W2168162876","https://openalex.org/W4236611057","https://openalex.org/W4285719527","https://openalex.org/W4301689241"],"related_works":["https://openalex.org/W2789522126","https://openalex.org/W2066693961","https://openalex.org/W2368363778","https://openalex.org/W122584421","https://openalex.org/W4244295168","https://openalex.org/W2753351751","https://openalex.org/W4402452563","https://openalex.org/W3185180338","https://openalex.org/W2889348933","https://openalex.org/W2351643838"],"abstract_inverted_index":{"A":[0],"previously":[1],"developed":[2],"neural-machine":[3],"interface":[4],"(NMI)":[5],"based":[6,64],"on":[7,65,123],"neuromuscular-mechanical":[8],"fusion":[9],"has":[10],"showed":[11,138],"promise":[12],"for":[13,158,198],"recognizing":[14],"user":[15,62,95],"locomotion":[16,161],"modes;":[17],"however,":[18],"errors":[19],"of":[20,44,72,88,93,107,115,186],"NMI":[21,51,141,148,197],"during":[22,178],"mode":[23],"transitions":[24,168],"were":[25,58,109],"observed,":[26],"which":[27],"may":[28],"challenge":[29],"its":[30],"real":[31],"application.":[32],"This":[33,119],"study":[34],"aimed":[35],"to":[36,60,111,193],"investigate":[37],"whether":[38],"or":[39],"not":[40],"the":[41,50,82,89,94,97,101,105,112,116,140,147,151,166,184,196],"prior":[42,86,98,113,144,152,188],"knowledge":[43,87,114,189],"walking":[45,117,191],"environment":[46,192],"could":[47],"further":[48,194],"improve":[49,195],"performance.":[52],"Linear":[53],"Discriminant":[54],"Analysis":[55],"(LDA)-based":[56],"classifiers":[57],"designed":[59],"identify":[61],"intent":[63],"electromyographic":[66],"(EMG)":[67],"signals":[68],"from":[69,81,127],"residual":[70],"muscles":[71],"leg":[73],"amputees":[74],"and":[75,174],"ground":[76],"reaction":[77],"force":[78],"(GRF)":[79],"measured":[80],"prosthetic":[83,199],"leg.":[84],"The":[85,135],"terrain":[90],"in":[91,100],"front":[92],"adjusted":[96],"possibility":[99],"discriminant":[102],"function.":[103],"Therefore,":[104],"boundaries":[106],"LDA":[108],"adaptive":[110,143],"environment.":[118],"algorithm":[120],"was":[121],"evaluated":[122],"a":[124,131],"dataset":[125],"collected":[126],"one":[128],"patient":[129],"with":[130,142,169],"transfemoral":[132],"(TF)":[133],"amputation.":[134],"preliminary":[136],"results":[137,182],"that":[139],"possibilities":[145],"outperformed":[146],"without":[149],"using":[150,187],"knowledge;":[153],"it":[154],"produced":[155],"98.7%":[156],"accuracy":[157],"identifying":[159],"tested":[160],"modes,":[162],"accurately":[163],"predicted":[164],"all":[165],"task":[167,179],"261-390":[170],"ms":[171],"prediction":[172],"time,":[173],"generated":[175],"stable":[176],"decision":[177],"transitions.":[180],"These":[181],"indicate":[183],"potential":[185],"about":[190],"legs.":[200]},"counts_by_year":[{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":1}],"updated_date":"2026-01-13T01:12:25.745995","created_date":"2025-10-10T00:00:00"}
