{"id":"https://openalex.org/W4396904360","doi":"https://doi.org/10.3390/sym16050606","title":"Adaptive Fuzzy Fixed-Time Control for Nonlinear Systems with Unmodeled Dynamics","display_name":"Adaptive Fuzzy Fixed-Time Control for Nonlinear Systems with Unmodeled Dynamics","publication_year":2024,"publication_date":"2024-05-14","ids":{"openalex":"https://openalex.org/W4396904360","doi":"https://doi.org/10.3390/sym16050606"},"language":"en","primary_location":{"id":"doi:10.3390/sym16050606","is_oa":true,"landing_page_url":"https://doi.org/10.3390/sym16050606","pdf_url":"https://www.mdpi.com/2073-8994/16/5/606/pdf?version=1715676347","source":{"id":"https://openalex.org/S190787756","display_name":"Symmetry","issn_l":"2073-8994","issn":["2073-8994"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Symmetry","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2073-8994/16/5/606/pdf?version=1715676347","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5043456764","display_name":"Rongzheng Luo","orcid":null},"institutions":[{"id":"https://openalex.org/I194716290","display_name":"China Academy of Space Technology","ror":"https://ror.org/025397a59","country_code":"CN","type":"government","lineage":["https://openalex.org/I194716290","https://openalex.org/I2802615301"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Rongzheng Luo","raw_affiliation_strings":["Institute of Remote Sensing Satellite, China Academy of Space Technology, Beijing 100094, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Remote Sensing Satellite, China Academy of Space Technology, Beijing 100094, China","institution_ids":["https://openalex.org/I194716290"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100959184","display_name":"Lu Zhang","orcid":"https://orcid.org/0009-0007-2713-8738"},"institutions":[{"id":"https://openalex.org/I194716290","display_name":"China Academy of Space Technology","ror":"https://ror.org/025397a59","country_code":"CN","type":"government","lineage":["https://openalex.org/I194716290","https://openalex.org/I2802615301"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lu Zhang","raw_affiliation_strings":["Institute of Remote Sensing Satellite, China Academy of Space Technology, Beijing 100094, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Remote Sensing Satellite, China Academy of Space Technology, Beijing 100094, China","institution_ids":["https://openalex.org/I194716290"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005378004","display_name":"You Li","orcid":"https://orcid.org/0000-0002-9357-8754"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"You Li","raw_affiliation_strings":["School of Aerospace Science and Technology, Xidian University, Xi\u2019an 710126, China","School of Aerospace Science and Technology, Xidian University, Xi'an 710126, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Aerospace Science and Technology, Xidian University, Xi\u2019an 710126, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Aerospace Science and Technology, Xidian University, Xi'an 710126, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5001612952","display_name":"Jiwei Shen","orcid":"https://orcid.org/0000-0003-4350-0278"},"institutions":[{"id":"https://openalex.org/I49232843","display_name":"Changchun University","ror":"https://ror.org/02an57k10","country_code":"CN","type":"education","lineage":["https://openalex.org/I49232843"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiwei Shen","raw_affiliation_strings":["School of Information, Changchun Polytechnic, Changchun 130033, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information, Changchun Polytechnic, Changchun 130033, China","institution_ids":["https://openalex.org/I49232843"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5005378004"],"corresponding_institution_ids":["https://openalex.org/I149594827"],"apc_list":{"value":2000,"currency":"CHF","value_usd":2165},"apc_paid":{"value":2000,"currency":"CHF","value_usd":2165},"fwci":0.6001,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.6531712,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"16","issue":"5","first_page":"606","last_page":"606"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10040","display_name":"Adaptive Control of Nonlinear Systems","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems 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/T10040","display_name":"Adaptive Control of Nonlinear Systems","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems 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/T12158","display_name":"Guidance and Control Systems","score":0.9904999732971191,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T12794","display_name":"Adaptive Dynamic Programming Control","score":0.987500011920929,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.7488812208175659},{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.703187108039856},{"id":"https://openalex.org/keywords/fuzzy-logic","display_name":"Fuzzy logic","score":0.5437009334564209},{"id":"https://openalex.org/keywords/dynamics","display_name":"Dynamics (music)","score":0.5251390933990479},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5214656591415405},{"id":"https://openalex.org/keywords/adaptive-control","display_name":"Adaptive control","score":0.5061084628105164},{"id":"https://openalex.org/keywords/fuzzy-control-system","display_name":"Fuzzy control system","score":0.4464626610279083},{"id":"https://openalex.org/keywords/control","display_name":"Control (management)","score":0.37498581409454346},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3356931805610657},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.13558822870254517},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.11236950755119324}],"concepts":[{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.7488812208175659},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.703187108039856},{"id":"https://openalex.org/C58166","wikidata":"https://www.wikidata.org/wiki/Q224821","display_name":"Fuzzy logic","level":2,"score":0.5437009334564209},{"id":"https://openalex.org/C145912823","wikidata":"https://www.wikidata.org/wiki/Q113558","display_name":"Dynamics (music)","level":2,"score":0.5251390933990479},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5214656591415405},{"id":"https://openalex.org/C107464732","wikidata":"https://www.wikidata.org/wiki/Q235781","display_name":"Adaptive control","level":3,"score":0.5061084628105164},{"id":"https://openalex.org/C195975749","wikidata":"https://www.wikidata.org/wiki/Q1475705","display_name":"Fuzzy control system","level":3,"score":0.4464626610279083},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.37498581409454346},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3356931805610657},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.13558822870254517},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.11236950755119324},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","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}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.3390/sym16050606","is_oa":true,"landing_page_url":"https://doi.org/10.3390/sym16050606","pdf_url":"https://www.mdpi.com/2073-8994/16/5/606/pdf?version=1715676347","source":{"id":"https://openalex.org/S190787756","display_name":"Symmetry","issn_l":"2073-8994","issn":["2073-8994"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Symmetry","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:092f9ad1f24b43ca91331f579d2ea91a","is_oa":false,"landing_page_url":"https://doaj.org/article/092f9ad1f24b43ca91331f579d2ea91a","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Symmetry, Vol 16, Iss 5, p 606 (2024)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.3390/sym16050606","is_oa":true,"landing_page_url":"https://doi.org/10.3390/sym16050606","pdf_url":"https://www.mdpi.com/2073-8994/16/5/606/pdf?version=1715676347","source":{"id":"https://openalex.org/S190787756","display_name":"Symmetry","issn_l":"2073-8994","issn":["2073-8994"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Symmetry","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":false},"content_urls":{"pdf":"https://content.openalex.org/works/W4396904360.pdf"},"referenced_works_count":58,"referenced_works":["https://openalex.org/W1967964192","https://openalex.org/W1981417706","https://openalex.org/W2167175335","https://openalex.org/W2339447710","https://openalex.org/W2343840829","https://openalex.org/W2566491579","https://openalex.org/W2617894854","https://openalex.org/W2695358573","https://openalex.org/W2731983160","https://openalex.org/W2792882341","https://openalex.org/W2885116294","https://openalex.org/W2891130982","https://openalex.org/W2892281448","https://openalex.org/W2907626879","https://openalex.org/W2913555814","https://openalex.org/W2998881017","https://openalex.org/W2999358808","https://openalex.org/W3000909096","https://openalex.org/W3002190732","https://openalex.org/W3008357457","https://openalex.org/W3018371406","https://openalex.org/W3026725632","https://openalex.org/W3043729441","https://openalex.org/W3047445858","https://openalex.org/W3084243545","https://openalex.org/W3093811753","https://openalex.org/W3111184071","https://openalex.org/W3156751536","https://openalex.org/W3183394897","https://openalex.org/W3193507525","https://openalex.org/W3197332587","https://openalex.org/W4200296023","https://openalex.org/W4205218613","https://openalex.org/W4206837640","https://openalex.org/W4210808865","https://openalex.org/W4210935577","https://openalex.org/W4213296151","https://openalex.org/W4226107798","https://openalex.org/W4226544659","https://openalex.org/W4280575646","https://openalex.org/W4283808165","https://openalex.org/W4285532015","https://openalex.org/W4292730321","https://openalex.org/W4294964574","https://openalex.org/W4295854777","https://openalex.org/W4306194604","https://openalex.org/W4309879452","https://openalex.org/W4318586831","https://openalex.org/W4321612814","https://openalex.org/W4378807832","https://openalex.org/W4381461709","https://openalex.org/W4385200809","https://openalex.org/W4386011840","https://openalex.org/W6737908145","https://openalex.org/W6740872648","https://openalex.org/W6784451609","https://openalex.org/W6794825155","https://openalex.org/W6843177160"],"related_works":["https://openalex.org/W2154204858","https://openalex.org/W3209622820","https://openalex.org/W1636325709","https://openalex.org/W2724817865","https://openalex.org/W2400992695","https://openalex.org/W2382250648","https://openalex.org/W2115512691","https://openalex.org/W135622916","https://openalex.org/W2162992672","https://openalex.org/W2792368061"],"abstract_inverted_index":{"This":[0],"article":[1],"concentrates":[2],"on":[3,123],"the":[4,42,50,55,62,73,96,103,114,117,124,140,146,156,160,169,172],"problem":[5],"of":[6,14,52,75,116,148,155,171],"fixed-time":[7,69,132,153],"tracking":[8,135,157],"control":[9,64,142],"for":[10,159],"a":[11],"certain":[12],"class":[13],"nonlinear":[15,57],"systems":[16,32,44],"with":[17,109],"unmodeled":[18],"dynamics.":[19],"Unmodeled":[20],"dynamics":[21],"are":[22,46,91,165],"prevalent":[23],"in":[24,79],"practical":[25],"engineering":[26],"systems,":[27],"such":[28],"as":[29],"axially":[30],"symmetric":[31],"like":[33],"robotic":[34],"arms,":[35],"spacecraft,":[36],"and":[37,127,151],"missiles.":[38],"In":[39],"this":[40],"paper,":[41],"fuzzy-logic":[43],"(FLSs)":[45],"implemented":[47],"to":[48,93,144,167],"address":[49],"challenge":[51],"accurately":[53],"approximating":[54],"unknown":[56],"terms":[58],"that":[59,99],"arise":[60,101],"during":[61],"derived":[63,92,173],"algorithm":[65],"process.":[66],"By":[67],"employing":[68],"command":[70],"filters":[71],"(FTCF),":[72],"\u201cexplosion":[74],"complexity\u201d":[76],"issues":[77],"encountered":[78],"traditional":[80],"backstepping":[81,141],"methods":[82],"will":[83],"be":[84],"effectively":[85,94],"resolved.":[86],"Moreover,":[87],"error":[88,158],"compensation":[89],"mechanisms":[90],"mitigate":[95],"filtering":[97],"errors":[98],"may":[100],"from":[102],"FTCFs.":[104],"The":[105],"computational":[106],"burden":[107],"associated":[108],"FLSs":[110],"is":[111,137],"reduced":[112],"through":[113],"utilization":[115],"weight":[118],"vector":[119],"estimation":[120],"method":[121],"based":[122],"maximal":[125],"norm":[126],"an":[128],"adaptive":[129,133],"approach.":[130],"A":[131],"fuzzy":[134],"controller":[136],"developed":[138],"within":[139],"framework":[143],"ensure":[145],"boundedness":[147],"all":[149],"signals":[150],"achieve":[152],"convergence":[154],"controlled":[161],"system.":[162],"Illustrative":[163],"examples":[164],"conducted":[166],"illustrate":[168],"viability":[170],"controller.":[174]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":1}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}
