{"id":"https://openalex.org/W3137247943","doi":"https://doi.org/10.1109/tim.2021.3065508","title":"An Adaptive Zero-Velocity Interval Detector Using Instep-Mounted Inertial Measurement Unit","display_name":"An Adaptive Zero-Velocity Interval Detector Using Instep-Mounted Inertial Measurement Unit","publication_year":2021,"publication_date":"2021-01-01","ids":{"openalex":"https://openalex.org/W3137247943","doi":"https://doi.org/10.1109/tim.2021.3065508","mag":"3137247943"},"language":"en","primary_location":{"id":"doi:10.1109/tim.2021.3065508","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tim.2021.3065508","pdf_url":null,"source":{"id":"https://openalex.org/S10892749","display_name":"IEEE Transactions on Instrumentation and Measurement","issn_l":"0018-9456","issn":["0018-9456","1557-9662"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Instrumentation and Measurement","raw_type":"journal-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/A5005972749","display_name":"Yujie Sun","orcid":"https://orcid.org/0000-0002-1397-8302"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yujie Sun","raw_affiliation_strings":["Center for Robotics, School of Control Science and Engineering, Shandong University, Jinan, China"],"affiliations":[{"raw_affiliation_string":"Center for Robotics, School of Control Science and Engineering, Shandong University, Jinan, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086026713","display_name":"Xiaolong Xu","orcid":"https://orcid.org/0000-0002-1953-2037"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaolong Xu","raw_affiliation_strings":["Center for Robotics, School of Control Science and Engineering, Shandong University, Jinan, China"],"affiliations":[{"raw_affiliation_string":"Center for Robotics, School of Control Science and Engineering, Shandong University, Jinan, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073652025","display_name":"Xincheng Tian","orcid":"https://orcid.org/0000-0001-9814-9521"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xincheng Tian","raw_affiliation_strings":["Center for Robotics, School of Control Science and Engineering, Shandong University, Jinan, China"],"affiliations":[{"raw_affiliation_string":"Center for Robotics, School of Control Science and Engineering, Shandong University, Jinan, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087340707","display_name":"Lelai Zhou","orcid":"https://orcid.org/0000-0003-3308-870X"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lelai Zhou","raw_affiliation_strings":["Center for Robotics, School of Control Science and Engineering, Shandong University, Jinan, China"],"affiliations":[{"raw_affiliation_string":"Center for Robotics, School of Control Science and Engineering, Shandong University, Jinan, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100724411","display_name":"Yibin Li","orcid":"https://orcid.org/0000-0002-5906-5074"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yibin Li","raw_affiliation_strings":["Center for Robotics, School of Control Science and Engineering, Shandong University, Jinan, China"],"affiliations":[{"raw_affiliation_string":"Center for Robotics, School of Control Science and Engineering, Shandong University, Jinan, China","institution_ids":["https://openalex.org/I154099455"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5005972749"],"corresponding_institution_ids":["https://openalex.org/I154099455"],"apc_list":null,"apc_paid":null,"fwci":2.1251,"has_fulltext":false,"cited_by_count":26,"citation_normalized_percentile":{"value":0.87242556,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":97,"max":99},"biblio":{"volume":"70","issue":null,"first_page":"1","last_page":"13"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T12740","display_name":"Gait Recognition and Analysis","score":0.9918000102043152,"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/T11227","display_name":"Diabetic Foot Ulcer Assessment and Management","score":0.9534000158309937,"subfield":{"id":"https://openalex.org/subfields/2712","display_name":"Endocrinology, Diabetes and Metabolism"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/inertial-measurement-unit","display_name":"Inertial measurement unit","score":0.8789851665496826},{"id":"https://openalex.org/keywords/acceleration","display_name":"Acceleration","score":0.6628292798995972},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.6247278451919556},{"id":"https://openalex.org/keywords/angular-velocity","display_name":"Angular velocity","score":0.5507519841194153},{"id":"https://openalex.org/keywords/detector","display_name":"Detector","score":0.5320582985877991},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4807043671607971},{"id":"https://openalex.org/keywords/inertial-navigation-system","display_name":"Inertial navigation system","score":0.4579545259475708},{"id":"https://openalex.org/keywords/gait","display_name":"Gait","score":0.45356130599975586},{"id":"https://openalex.org/keywords/flexibility","display_name":"Flexibility (engineering)","score":0.44432175159454346},{"id":"https://openalex.org/keywords/accelerometer","display_name":"Accelerometer","score":0.4368413984775543},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.3714790344238281},{"id":"https://openalex.org/keywords/orientation","display_name":"Orientation (vector space)","score":0.35437196493148804},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3272457420825958},{"id":"https://openalex.org/keywords/simulation","display_name":"Simulation","score":0.3266060948371887},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.31527113914489746},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.21354243159294128},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.08724191784858704},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.07185390591621399}],"concepts":[{"id":"https://openalex.org/C79061980","wikidata":"https://www.wikidata.org/wiki/Q941680","display_name":"Inertial measurement unit","level":2,"score":0.8789851665496826},{"id":"https://openalex.org/C117896860","wikidata":"https://www.wikidata.org/wiki/Q11376","display_name":"Acceleration","level":2,"score":0.6628292798995972},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.6247278451919556},{"id":"https://openalex.org/C5594486","wikidata":"https://www.wikidata.org/wiki/Q161635","display_name":"Angular velocity","level":2,"score":0.5507519841194153},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.5320582985877991},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4807043671607971},{"id":"https://openalex.org/C128651787","wikidata":"https://www.wikidata.org/wiki/Q570607","display_name":"Inertial navigation system","level":3,"score":0.4579545259475708},{"id":"https://openalex.org/C151800584","wikidata":"https://www.wikidata.org/wiki/Q2370000","display_name":"Gait","level":2,"score":0.45356130599975586},{"id":"https://openalex.org/C2780598303","wikidata":"https://www.wikidata.org/wiki/Q65921492","display_name":"Flexibility (engineering)","level":2,"score":0.44432175159454346},{"id":"https://openalex.org/C89805583","wikidata":"https://www.wikidata.org/wiki/Q192940","display_name":"Accelerometer","level":2,"score":0.4368413984775543},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3714790344238281},{"id":"https://openalex.org/C16345878","wikidata":"https://www.wikidata.org/wiki/Q107472979","display_name":"Orientation (vector space)","level":2,"score":0.35437196493148804},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3272457420825958},{"id":"https://openalex.org/C44154836","wikidata":"https://www.wikidata.org/wiki/Q45045","display_name":"Simulation","level":1,"score":0.3266060948371887},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.31527113914489746},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.21354243159294128},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.08724191784858704},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.07185390591621399},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"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/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C42407357","wikidata":"https://www.wikidata.org/wiki/Q521","display_name":"Physiology","level":1,"score":0.0},{"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/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tim.2021.3065508","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tim.2021.3065508","pdf_url":null,"source":{"id":"https://openalex.org/S10892749","display_name":"IEEE Transactions on Instrumentation and Measurement","issn_l":"0018-9456","issn":["0018-9456","1557-9662"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Instrumentation and Measurement","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.9200000166893005,"id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G2339313472","display_name":null,"funder_award_id":"91948201","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4893398152","display_name":null,"funder_award_id":"2019JZZY010441","funder_id":"https://openalex.org/F4320329857","funder_display_name":"Major Scientific and Technological Innovation Project of Shandong Province"},{"id":"https://openalex.org/G6177897717","display_name":null,"funder_award_id":"61973191","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320329857","display_name":"Major Scientific and Technological Innovation Project of Shandong Province","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":31,"referenced_works":["https://openalex.org/W80737848","https://openalex.org/W1550078033","https://openalex.org/W1896503986","https://openalex.org/W1998358366","https://openalex.org/W2011702367","https://openalex.org/W2053947927","https://openalex.org/W2063325108","https://openalex.org/W2076266873","https://openalex.org/W2079251198","https://openalex.org/W2083821388","https://openalex.org/W2101386205","https://openalex.org/W2120969012","https://openalex.org/W2124647600","https://openalex.org/W2146960482","https://openalex.org/W2158698691","https://openalex.org/W2275041219","https://openalex.org/W2587585490","https://openalex.org/W2770228878","https://openalex.org/W2787340127","https://openalex.org/W2895290907","https://openalex.org/W2908701989","https://openalex.org/W2911310752","https://openalex.org/W2914350983","https://openalex.org/W2945083325","https://openalex.org/W2972835939","https://openalex.org/W2979302956","https://openalex.org/W2980887327","https://openalex.org/W2982176368","https://openalex.org/W2989455370","https://openalex.org/W3008124346","https://openalex.org/W6768008231"],"related_works":["https://openalex.org/W1973973903","https://openalex.org/W2992410632","https://openalex.org/W2025756212","https://openalex.org/W2515362195","https://openalex.org/W3185063647","https://openalex.org/W2156308897","https://openalex.org/W2383292636","https://openalex.org/W2364900391","https://openalex.org/W2087810954","https://openalex.org/W3082879976"],"abstract_inverted_index":{"The":[0,86],"zero-velocity":[1,44],"update":[2],"(ZUPT)":[3],"technique":[4],"plays":[5],"a":[6,54],"key":[7],"role":[8],"in":[9,47,152],"foot-mounted":[10],"inertial":[11,22],"navigation":[12],"system,":[13],"which":[14,132],"can":[15,67,120],"minimize":[16],"the":[17,28,33,43,69,93,98,103,113,118,124,141],"drift":[18],"errors":[19],"of":[20,71,102,112,128],"low-cost":[21],"measurement":[23],"unit":[24],"(IMU)":[25],"by":[26],"resetting":[27],"velocity":[29],"to":[30,41],"zero":[31],"when":[32],"foot":[34],"is":[35,39,89,116],"stationary.":[36],"However,":[37],"it":[38],"difficult":[40],"detect":[42],"interval":[45],"(ZVI)":[46],"mixed":[48,153],"locomotion":[49,73],"patterns.":[50,155],"This":[51],"article":[52],"presents":[53],"novel":[55],"ZVI":[56],"detector":[57],"based":[58,91],"on":[59,92,123],"adaptive":[60],"simulated":[61],"energy":[62],"consumption":[63],"(SEC)":[64],"curve.":[65],"It":[66],"identify":[68],"ZVIs":[70],"various":[72],"patterns,":[74],"such":[75],"as":[76],"normal":[77],"walking,":[78,80],"fast":[79],"running,":[81],"going":[82],"upstairs,":[83],"and":[84,107,130,135],"downstairs.":[85],"SEC":[87],"curve":[88],"generated":[90],"signal":[94],"processing":[95],"approach":[96],"using":[97],"interlaced":[99],"peak":[100],"property":[101],"IMU-measured":[104],"angular":[105],"rate":[106],"acceleration":[108],"waveforms.":[109],"Another":[110],"benefit":[111],"proposed":[114,142],"method":[115],"that":[117,140],"IMU":[119],"be":[121],"mounted":[122],"instep":[125],"without":[126],"restrictions":[127],"orientation":[129],"position,":[131],"improves":[133],"flexibility":[134],"convenience.":[136],"Experiment":[137],"results":[138],"show":[139],"algorithm":[143],"performs":[144],"better":[145],"than":[146],"three":[147],"other":[148],"widely":[149],"used":[150],"methods":[151],"gait":[154]},"counts_by_year":[{"year":2025,"cited_by_count":5},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":8},{"year":2021,"cited_by_count":4}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
