{"id":"https://openalex.org/W4415179599","doi":"https://doi.org/10.23919/ecc65951.2025.11187243","title":"Distributed Unknown Input Observer Design with Relaxed Conditions: Theory and Application to Vehicle Platooning","display_name":"Distributed Unknown Input Observer Design with Relaxed Conditions: Theory and Application to Vehicle Platooning","publication_year":2025,"publication_date":"2025-06-24","ids":{"openalex":"https://openalex.org/W4415179599","doi":"https://doi.org/10.23919/ecc65951.2025.11187243"},"language":"en","primary_location":{"id":"doi:10.23919/ecc65951.2025.11187243","is_oa":false,"landing_page_url":"https://doi.org/10.23919/ecc65951.2025.11187243","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 European Control Conference (ECC)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2509.08783","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5102020393","display_name":"Ruixuan Zhao","orcid":"https://orcid.org/0009-0002-7945-113X"},"institutions":[{"id":"https://openalex.org/I45129253","display_name":"University College London","ror":"https://ror.org/02jx3x895","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I45129253"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"Ruixuan Zhao","raw_affiliation_strings":["University College London,Department of Electronic and Electrical Engineering,London,UK"],"affiliations":[{"raw_affiliation_string":"University College London,Department of Electronic and Electrical Engineering,London,UK","institution_ids":["https://openalex.org/I45129253"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034953835","display_name":"Guitao Yang","orcid":"https://orcid.org/0000-0002-4826-6719"},"institutions":[{"id":"https://openalex.org/I47508984","display_name":"Imperial College London","ror":"https://ror.org/041kmwe10","country_code":"GB","type":"education","lineage":["https://openalex.org/I47508984"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Guitao Yang","raw_affiliation_strings":["Imperial College London,Department of Electrical and Electronic Engineering,London,UK"],"affiliations":[{"raw_affiliation_string":"Imperial College London,Department of Electrical and Electronic Engineering,London,UK","institution_ids":["https://openalex.org/I47508984"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013370088","display_name":"Thomas Parisini","orcid":"https://orcid.org/0000-0001-5396-9665"},"institutions":[{"id":"https://openalex.org/I47508984","display_name":"Imperial College London","ror":"https://ror.org/041kmwe10","country_code":"GB","type":"education","lineage":["https://openalex.org/I47508984"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Thomas Parisini","raw_affiliation_strings":["Imperial College London,Department of Electrical and Electronic Engineering,London,UK"],"affiliations":[{"raw_affiliation_string":"Imperial College London,Department of Electrical and Electronic Engineering,London,UK","institution_ids":["https://openalex.org/I47508984"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5081701854","display_name":"Boli Chen","orcid":"https://orcid.org/0000-0002-1553-1336"},"institutions":[{"id":"https://openalex.org/I45129253","display_name":"University College London","ror":"https://ror.org/02jx3x895","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I45129253"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Boli Chen","raw_affiliation_strings":["University College London,Department of Electronic and Electrical Engineering,London,UK"],"affiliations":[{"raw_affiliation_string":"University College London,Department of Electronic and Electrical Engineering,London,UK","institution_ids":["https://openalex.org/I45129253"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5102020393"],"corresponding_institution_ids":["https://openalex.org/I45129253"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.36541295,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1408","last_page":"1413"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10524","display_name":"Traffic control and management","score":0.9610000252723694,"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/T10524","display_name":"Traffic control and management","score":0.9610000252723694,"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/T14083","display_name":"Extremum Seeking Control Systems","score":0.9516000151634216,"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/T11005","display_name":"Radiation Effects in Electronics","score":0.9072999954223633,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/platoon","display_name":"Platoon","score":0.7692999839782715},{"id":"https://openalex.org/keywords/observer","display_name":"Observer (physics)","score":0.7315000295639038},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.5997999906539917},{"id":"https://openalex.org/keywords/state","display_name":"State (computer science)","score":0.5491999983787537},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.5467000007629395},{"id":"https://openalex.org/keywords/subspace-topology","display_name":"Subspace topology","score":0.489300012588501},{"id":"https://openalex.org/keywords/rank","display_name":"Rank (graph theory)","score":0.4593999981880188},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.4569999873638153},{"id":"https://openalex.org/keywords/state-estimator","display_name":"State estimator","score":0.44369998574256897}],"concepts":[{"id":"https://openalex.org/C2777735972","wikidata":"https://www.wikidata.org/wiki/Q1061967","display_name":"Platoon","level":3,"score":0.7692999839782715},{"id":"https://openalex.org/C2780704645","wikidata":"https://www.wikidata.org/wiki/Q9251458","display_name":"Observer (physics)","level":2,"score":0.7315000295639038},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6176999807357788},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.5997999906539917},{"id":"https://openalex.org/C48103436","wikidata":"https://www.wikidata.org/wiki/Q599031","display_name":"State (computer science)","level":2,"score":0.5491999983787537},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.5467000007629395},{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.489300012588501},{"id":"https://openalex.org/C164226766","wikidata":"https://www.wikidata.org/wiki/Q7293202","display_name":"Rank (graph theory)","level":2,"score":0.4593999981880188},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.4569999873638153},{"id":"https://openalex.org/C2984536560","wikidata":"https://www.wikidata.org/wiki/Q818544","display_name":"State estimator","level":3,"score":0.44369998574256897},{"id":"https://openalex.org/C6802819","wikidata":"https://www.wikidata.org/wiki/Q1072174","display_name":"Linear system","level":2,"score":0.4020000100135803},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.4016999900341034},{"id":"https://openalex.org/C3031470","wikidata":"https://www.wikidata.org/wiki/Q818544","display_name":"State observer","level":3,"score":0.38359999656677246},{"id":"https://openalex.org/C2985963534","wikidata":"https://www.wikidata.org/wiki/Q7603704","display_name":"State information","level":3,"score":0.3386000096797943},{"id":"https://openalex.org/C167928553","wikidata":"https://www.wikidata.org/wiki/Q1376021","display_name":"Estimation theory","level":2,"score":0.326200008392334},{"id":"https://openalex.org/C133731056","wikidata":"https://www.wikidata.org/wiki/Q4917288","display_name":"Control engineering","level":1,"score":0.3222000002861023},{"id":"https://openalex.org/C96250715","wikidata":"https://www.wikidata.org/wiki/Q965330","display_name":"Estimation","level":2,"score":0.3057999908924103},{"id":"https://openalex.org/C17500928","wikidata":"https://www.wikidata.org/wiki/Q959968","display_name":"Control system","level":2,"score":0.3019999861717224},{"id":"https://openalex.org/C2778095854","wikidata":"https://www.wikidata.org/wiki/Q4420961","display_name":"Rank condition","level":3,"score":0.2989000082015991},{"id":"https://openalex.org/C205875254","wikidata":"https://www.wikidata.org/wiki/Q17156857","display_name":"Decentralised system","level":3,"score":0.2978000044822693},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.2906999886035919},{"id":"https://openalex.org/C3020402766","wikidata":"https://www.wikidata.org/wiki/Q104376712","display_name":"Prior information","level":2,"score":0.28040000796318054},{"id":"https://openalex.org/C79487989","wikidata":"https://www.wikidata.org/wiki/Q934680","display_name":"Vehicle dynamics","level":2,"score":0.2678999900817871},{"id":"https://openalex.org/C63540848","wikidata":"https://www.wikidata.org/wiki/Q3140932","display_name":"Fault tolerance","level":2,"score":0.2662000060081482},{"id":"https://openalex.org/C36299963","wikidata":"https://www.wikidata.org/wiki/Q1369844","display_name":"Observability","level":2,"score":0.2624000012874603},{"id":"https://openalex.org/C29265498","wikidata":"https://www.wikidata.org/wiki/Q7047719","display_name":"Noise measurement","level":3,"score":0.2554999887943268}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.23919/ecc65951.2025.11187243","is_oa":false,"landing_page_url":"https://doi.org/10.23919/ecc65951.2025.11187243","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 European Control Conference (ECC)","raw_type":"proceedings-article"},{"id":"pmh:oai:pure.atira.dk:publications/e363fc45-2478-46ea-a08a-307a77b1fe61","is_oa":true,"landing_page_url":"https://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=11187243","pdf_url":"https://arxiv.org/pdf/2509.08783","source":{"id":"https://openalex.org/S4306401731","display_name":"VBN Forskningsportal (Aalborg Universitet)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I891191580","host_organization_name":"Aalborg University","host_organization_lineage":["https://openalex.org/I891191580"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Zhao, R, Yang, G, Parisini, T & Chen, B 2025, Distributed Unknown Input Observer Design with Relaxed Conditions : Theory and Application to Vehicle Platooning. in 2025 European Control Conference (ECC)., 11187243, IEEE (Institute of Electrical and Electronics Engineers), pp. 1408-1413, 23rd European Control Conference (ECC), Thessaloniki, Greece, 24/06/2025. https://doi.org/10.23919/ECC65951.2025.11187243","raw_type":"info:eu-repo/semantics/publishedVersion"},{"id":"pmh:oai:eprints.ucl.ac.uk.OAI2:10215825","is_oa":false,"landing_page_url":"https://discovery.ucl.ac.uk/id/eprint/10215825/","pdf_url":null,"source":{"id":"https://openalex.org/S4306400024","display_name":"UCL Discovery (University College London)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I45129253","host_organization_name":"University College London","host_organization_lineage":["https://openalex.org/I45129253"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"In:  2025 European Control Conference (ECC), Proceedings.    IEEE: Thessaloniki, Greece. (2025)","raw_type":"Proceedings paper"}],"best_oa_location":{"id":"pmh:oai:pure.atira.dk:publications/e363fc45-2478-46ea-a08a-307a77b1fe61","is_oa":true,"landing_page_url":"https://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=11187243","pdf_url":"https://arxiv.org/pdf/2509.08783","source":{"id":"https://openalex.org/S4306401731","display_name":"VBN Forskningsportal (Aalborg Universitet)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I891191580","host_organization_name":"Aalborg University","host_organization_lineage":["https://openalex.org/I891191580"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Zhao, R, Yang, G, Parisini, T & Chen, B 2025, Distributed Unknown Input Observer Design with Relaxed Conditions : Theory and Application to Vehicle Platooning. in 2025 European Control Conference (ECC)., 11187243, IEEE (Institute of Electrical and Electronics Engineers), pp. 1408-1413, 23rd European Control Conference (ECC), Thessaloniki, Greece, 24/06/2025. https://doi.org/10.23919/ECC65951.2025.11187243","raw_type":"info:eu-repo/semantics/publishedVersion"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4415179599.pdf","grobid_xml":"https://content.openalex.org/works/W4415179599.grobid-xml"},"referenced_works_count":19,"referenced_works":["https://openalex.org/W1556970733","https://openalex.org/W1970786657","https://openalex.org/W2083514989","https://openalex.org/W2124723444","https://openalex.org/W2128751239","https://openalex.org/W2342414121","https://openalex.org/W2765083480","https://openalex.org/W2964188246","https://openalex.org/W2996936259","https://openalex.org/W3012284425","https://openalex.org/W3206022537","https://openalex.org/W4312409480","https://openalex.org/W4383336746","https://openalex.org/W4383496054","https://openalex.org/W4386327340","https://openalex.org/W4388918495","https://openalex.org/W4389371319","https://openalex.org/W4400070553","https://openalex.org/W4400934922"],"related_works":[],"abstract_inverted_index":{"Designing":[0],"observers":[1],"for":[2,19],"linear":[3],"systems":[4],"with":[5],"both":[6],"known":[7],"and":[8,23,26,30],"unknown":[9,121],"inputs":[10],"is":[11],"an":[12,51],"important":[13],"problem":[14],"in":[15,34,64,90],"several":[16],"research":[17],"contexts,":[18],"example,":[20],"fault":[21],"diagnosis":[22],"fault-tolerant":[24],"control,":[25],"cyber-secure":[27],"control":[28,138],"systems,":[29],"presents":[31,69],"significant":[32],"challenges":[33],"distributed":[35,72],"state":[36,115],"estimation":[37],"due":[38],"to":[39],"the":[40,87,91,95,98,113,140,143],"limited":[41],"sensing":[42],"capabilities":[43],"of":[44,97,112,142],"individual":[45,52],"nodes.":[46],"Existing":[47],"methods":[48],"typically":[49],"impose":[50],"input-to-output":[53],"rank":[54],"condition":[55],"on":[56,78,135],"each":[57,104],"estimator":[58],"node,":[59,105],"which":[60],"severely":[61],"restricts":[62],"applicability":[63],"practical":[65],"applications.":[66],"This":[67],"paper":[68],"a":[70,79,128],"novel":[71],"unknown-input":[73],"observer":[74],"design":[75],"scheme":[76],"based":[77],"geometric":[80],"approach":[81],"under":[82],"much":[83],"weaker":[84],"assumptions":[85],"than":[86],"ones":[88],"available":[89],"literature.":[92],"By":[93],"leveraging":[94],"properties":[96],"(C,A)-invariant":[99],"(conditioned":[100],"invariant)":[101],"subspace":[102],"at":[103,109],"our":[106],"methodology":[107],"aims":[108],"reconstructing":[110],"portions":[111],"system":[114],"that":[116],"remain":[117],"unaffected":[118],"by":[119],"local":[120],"inputs,":[122],"while":[123],"integrating":[124],"these":[125],"estimates":[126],"via":[127],"network-based":[129],"information":[130],"exchange.":[131],"A":[132],"case":[133],"study":[134],"vehicle":[136],"platoon":[137],"shows":[139],"effectiveness":[141],"proposed":[144],"approach.":[145]},"counts_by_year":[],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-15T00:00:00"}
