{"id":"https://openalex.org/W7135036554","doi":"https://doi.org/10.1109/camsap66162.2025.11423990","title":"Time-Delay Maximum-Likelihood Estimator Under Phase Uncertainty","display_name":"Time-Delay Maximum-Likelihood Estimator Under Phase Uncertainty","publication_year":2025,"publication_date":"2025-12-14","ids":{"openalex":"https://openalex.org/W7135036554","doi":"https://doi.org/10.1109/camsap66162.2025.11423990"},"language":null,"primary_location":{"id":"doi:10.1109/camsap66162.2025.11423990","is_oa":false,"landing_page_url":"https://doi.org/10.1109/camsap66162.2025.11423990","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE 10th International Workshop on Computational Advances in Multi-Sensor Adaptive Processing (CAMSAP)","raw_type":"proceedings-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/A5102897966","display_name":"Joan M. Bernabeu","orcid":"https://orcid.org/0009-0004-5223-7701"},"institutions":[{"id":"https://openalex.org/I4210139096","display_name":"National Higher French Institute of Aeronautics and Space","ror":null,"country_code":"FR","type":null,"lineage":["https://openalex.org/I4210139096"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Joan M. Bernabeu","raw_affiliation_strings":["ISAE-SUPAERO, 10 Av. Edouard Belin,Toulouse,France,31400"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ISAE-SUPAERO, 10 Av. Edouard Belin,Toulouse,France,31400","institution_ids":["https://openalex.org/I4210139096"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101686853","display_name":"Antoine Blais","orcid":"https://orcid.org/0000-0002-3430-5166"},"institutions":[{"id":"https://openalex.org/I100296615","display_name":"\u00c9cole Nationale de l\u2019Aviation Civile","ror":"https://ror.org/022zdgq74","country_code":"FR","type":"education","lineage":["https://openalex.org/I100296615"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Antoine Blais","raw_affiliation_strings":["ENAC, 7 Av. Edouard Belin,Toulouse,France,31400"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ENAC, 7 Av. Edouard Belin,Toulouse,France,31400","institution_ids":["https://openalex.org/I100296615"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063835561","display_name":"Lorenzo Ortega","orcid":"https://orcid.org/0000-0002-7650-5967"},"institutions":[{"id":"https://openalex.org/I4210138667","display_name":"Syst\u00e9matique, adaptation, \u00e9volution","ror":"https://ror.org/031ve0e22","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I1327553481","https://openalex.org/I154202486","https://openalex.org/I2799535048","https://openalex.org/I2802818602","https://openalex.org/I39804081","https://openalex.org/I4210088668","https://openalex.org/I4210090127","https://openalex.org/I4210113730","https://openalex.org/I4210131494","https://openalex.org/I4210138667","https://openalex.org/I4210166444","https://openalex.org/I4405257220"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Lorenzo Ortega","raw_affiliation_strings":["TéSA, 7 Bd de la Gare,Toulouse,France,31500"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"TéSA, 7 Bd de la Gare,Toulouse,France,31500","institution_ids":["https://openalex.org/I4210138667"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5128825385","display_name":"Yoan Gregoire","orcid":null},"institutions":[{"id":"https://openalex.org/I2799535048","display_name":"Centre National d'\u00c9tudes Spatiales","ror":"https://ror.org/04h1h0y33","country_code":"FR","type":"government","lineage":["https://openalex.org/I2799535048"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Yoan Gregoire","raw_affiliation_strings":["CNES, 18 Av. Edouard Belin,Toulouse,France,31400"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CNES, 18 Av. Edouard Belin,Toulouse,France,31400","institution_ids":["https://openalex.org/I2799535048"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5051195246","display_name":"\u00c9ric Chaumette","orcid":"https://orcid.org/0000-0002-7029-3019"},"institutions":[{"id":"https://openalex.org/I4210139096","display_name":"National Higher French Institute of Aeronautics and Space","ror":null,"country_code":"FR","type":null,"lineage":["https://openalex.org/I4210139096"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Eric Chaumette","raw_affiliation_strings":["ISAE-SUPAERO, 10 Av. Edouard Belin,Toulouse,France,31400"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ISAE-SUPAERO, 10 Av. Edouard Belin,Toulouse,France,31400","institution_ids":["https://openalex.org/I4210139096"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.59208095,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"86","last_page":"90"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.902999997138977,"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":0.902999997138977,"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/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.017999999225139618,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12879","display_name":"Distributed Sensor Networks and Detection Algorithms","score":0.01209999993443489,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/estimator","display_name":"Estimator","score":0.8087000250816345},{"id":"https://openalex.org/keywords/phase","display_name":"Phase (matter)","score":0.5529999732971191},{"id":"https://openalex.org/keywords/calibration","display_name":"Calibration","score":0.5221999883651733},{"id":"https://openalex.org/keywords/node","display_name":"Node (physics)","score":0.48919999599456787},{"id":"https://openalex.org/keywords/maximum-likelihood","display_name":"Maximum likelihood","score":0.45339998602867126},{"id":"https://openalex.org/keywords/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.4341000020503998},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.4049000144004822},{"id":"https://openalex.org/keywords/estimation-theory","display_name":"Estimation theory","score":0.3856000006198883}],"concepts":[{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.8087000250816345},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.5529999732971191},{"id":"https://openalex.org/C165838908","wikidata":"https://www.wikidata.org/wiki/Q736777","display_name":"Calibration","level":2,"score":0.5221999883651733},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4966000020503998},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.49559998512268066},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.48919999599456787},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.46860000491142273},{"id":"https://openalex.org/C49781872","wikidata":"https://www.wikidata.org/wiki/Q1045555","display_name":"Maximum likelihood","level":2,"score":0.45339998602867126},{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.4341000020503998},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.4049000144004822},{"id":"https://openalex.org/C167928553","wikidata":"https://www.wikidata.org/wiki/Q1376021","display_name":"Estimation theory","level":2,"score":0.3856000006198883},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.374099999666214},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.3386000096797943},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.33320000767707825},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.33250001072883606},{"id":"https://openalex.org/C29265498","wikidata":"https://www.wikidata.org/wiki/Q7047719","display_name":"Noise measurement","level":3,"score":0.32179999351501465},{"id":"https://openalex.org/C96250715","wikidata":"https://www.wikidata.org/wiki/Q965330","display_name":"Estimation","level":2,"score":0.31299999356269836},{"id":"https://openalex.org/C4978587","wikidata":"https://www.wikidata.org/wiki/Q1138810","display_name":"Cram\u00e9r\u2013Rao bound","level":3,"score":0.2989000082015991},{"id":"https://openalex.org/C3020402766","wikidata":"https://www.wikidata.org/wiki/Q104376712","display_name":"Prior information","level":2,"score":0.28679999709129333},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.28610000014305115},{"id":"https://openalex.org/C2909318450","wikidata":"https://www.wikidata.org/wiki/Q15222032","display_name":"Unbiased Estimation","level":3,"score":0.28130000829696655},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.27140000462532043},{"id":"https://openalex.org/C137209882","wikidata":"https://www.wikidata.org/wiki/Q1403517","display_name":"Measurement uncertainty","level":2,"score":0.2694000005722046},{"id":"https://openalex.org/C35594927","wikidata":"https://www.wikidata.org/wiki/Q2265984","display_name":"Efficient estimator","level":4,"score":0.2502000033855438}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/camsap66162.2025.11423990","is_oa":false,"landing_page_url":"https://doi.org/10.1109/camsap66162.2025.11423990","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE 10th International Workshop on Computational Advances in Multi-Sensor Adaptive Processing (CAMSAP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Accurate":[0],"signal":[1],"time-delay":[2,105],"estimation":[3,22],"is":[4,27,32,66,75,92,136],"critical":[5],"in":[6,78],"localization,":[7],"sensor":[8],"fusion,":[9],"and":[10,43,51,115],"communication":[11],"systems.":[12],"In":[13],"multi-sensor":[14,80],"contexts,":[15],"where":[16,63,82],"distributed":[17],"nodes":[18],"combine":[19],"measurements,":[20],"modeling":[21],"performance":[23],"under":[24],"realistic":[25],"assumptions":[26],"key.":[28],"A":[29],"common":[30],"challenge":[31],"global":[33],"phase":[34,54,65,88,102],"misalignment,":[35],"stemming":[36],"from":[37],"hardware":[38],"imperfections":[39],"at":[40],"both":[41],"transmitter":[42],"receiver.":[44],"While":[45],"some":[46],"works":[47],"assume":[48],"perfect":[49],"calibration":[50],"others":[52],"treat":[53],"as":[55],"completely":[56],"unknown,":[57],"we":[58,131],"propose":[59,116],"a":[60,117,139],"middle-ground":[61],"model":[62],"the":[64,100,109,134],"partially":[67],"known,":[68],"i.e.,":[69],"estimated":[70],"with":[71],"uncertainty.":[72],"This":[73],"approach":[74],"particularly":[76],"relevant":[77],"practical":[79,118],"scenarios,":[81],"each":[83],"node":[84],"may":[85],"experience":[86],"different":[87],"conditions.":[89],"The":[90],"goal":[91],"to":[93,120],"quantify":[94],"how":[95],"an":[96],"additional":[97],"measurement":[98],"of":[99],"unknown":[101],"can":[103],"enhance":[104],"estimation.":[106],"We":[107],"derive":[108],"corresponding":[110],"Maximum":[111],"Likelihood":[112],"Estimator":[113],"(MLE)":[114],"implementation":[119],"evaluate":[121],"its":[122],"Mean":[123],"Squared":[124],"Error.":[125],"Leveraging":[126],"existing":[127],"Cram\u00e9r-Rao":[128],"Bound":[129],"results,":[130],"show":[132],"that":[133],"MLE":[135],"efficient":[137],"over":[138],"finite":[140],"SNR":[141],"range,":[142],"though":[143],"not":[144],"asymptotically":[145],"consistent":[146],"or":[147],"efficient.":[148]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2026-03-13T00:00:00"}