{"id":"https://openalex.org/W4410737951","doi":"https://doi.org/10.1109/jiot.2025.3573703","title":"Machinery Multimodal Uncertainty-Aware RUL Prediction: A Stochastic Modeling Framework for Uncertainty Quantification and Informed Fusion","display_name":"Machinery Multimodal Uncertainty-Aware RUL Prediction: A Stochastic Modeling Framework for Uncertainty Quantification and Informed Fusion","publication_year":2025,"publication_date":"2025-05-26","ids":{"openalex":"https://openalex.org/W4410737951","doi":"https://doi.org/10.1109/jiot.2025.3573703"},"language":"en","primary_location":{"id":"doi:10.1109/jiot.2025.3573703","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2025.3573703","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","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/A5115592911","display_name":"Yuan Wang","orcid":"https://orcid.org/0009-0000-5713-3830"},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuan Wang","raw_affiliation_strings":["Key Laboratory of Education Ministry for Modern Design and Rotor-Bearing System, Xi&#x2019;an Jiaotong University, Xi&#x2019;an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of Education Ministry for Modern Design and Rotor-Bearing System, Xi&#x2019;an Jiaotong University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008554873","display_name":"Yaguo Lei","orcid":"https://orcid.org/0000-0002-5167-1459"},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yaguo Lei","raw_affiliation_strings":["Key Laboratory of Education Ministry for Modern Design and Rotor-Bearing System, Xi&#x2019;an Jiaotong University, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0000-0002-5167-1459","affiliations":[{"raw_affiliation_string":"Key Laboratory of Education Ministry for Modern Design and Rotor-Bearing System, Xi&#x2019;an Jiaotong University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044245613","display_name":"Naipeng Li","orcid":"https://orcid.org/0000-0003-0678-8161"},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Naipeng Li","raw_affiliation_strings":["Key Laboratory of Education Ministry for Modern Design and Rotor-Bearing System, Xi&#x2019;an Jiaotong University, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0000-0003-0678-8161","affiliations":[{"raw_affiliation_string":"Key Laboratory of Education Ministry for Modern Design and Rotor-Bearing System, Xi&#x2019;an Jiaotong University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079329106","display_name":"Ke Feng","orcid":"https://orcid.org/0000-0003-2338-5161"},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ke Feng","raw_affiliation_strings":["Key Laboratory of Education Ministry for Modern Design and Rotor-Bearing System, Xi&#x2019;an Jiaotong University, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0000-0003-2338-5161","affiliations":[{"raw_affiliation_string":"Key Laboratory of Education Ministry for Modern Design and Rotor-Bearing System, Xi&#x2019;an Jiaotong University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100699858","display_name":"Zidong Wang","orcid":"https://orcid.org/0000-0002-9576-7401"},"institutions":[{"id":"https://openalex.org/I59433898","display_name":"Brunel University of London","ror":"https://ror.org/00dn4t376","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I59433898"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Zidong Wang","raw_affiliation_strings":["Department of Computer Science, Brunel University London, Uxbridge, U.K","Department of Computer Science, Brunel University, London, Uxbridge, UK"],"raw_orcid":"https://orcid.org/0000-0002-9576-7401","affiliations":[{"raw_affiliation_string":"Department of Computer Science, Brunel University London, Uxbridge, U.K","institution_ids":["https://openalex.org/I59433898"]},{"raw_affiliation_string":"Department of Computer Science, Brunel University, London, Uxbridge, UK","institution_ids":["https://openalex.org/I59433898"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102705187","display_name":"Yang Tan","orcid":"https://orcid.org/0000-0003-1320-9148"},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yang Tan","raw_affiliation_strings":["Key Laboratory of Education Ministry for Modern Design and Rotor-Bearing System, Xi&#x2019;an Jiaotong University, Xi&#x2019;an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of Education Ministry for Modern Design and Rotor-Bearing System, Xi&#x2019;an Jiaotong University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5061418210","display_name":"Huitong Li","orcid":null},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Huitong Li","raw_affiliation_strings":["Key Laboratory of Education Ministry for Modern Design and Rotor-Bearing System, Xi&#x2019;an Jiaotong University, Xi&#x2019;an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of Education Ministry for Modern Design and Rotor-Bearing System, Xi&#x2019;an Jiaotong University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I87445476"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.1108,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.91434754,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":95,"max":98},"biblio":{"volume":"12","issue":"15","first_page":"31643","last_page":"31653"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11159","display_name":"Manufacturing Process and Optimization","score":0.8245000243186951,"subfield":{"id":"https://openalex.org/subfields/2209","display_name":"Industrial and Manufacturing 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/T11159","display_name":"Manufacturing Process and Optimization","score":0.8245000243186951,"subfield":{"id":"https://openalex.org/subfields/2209","display_name":"Industrial and Manufacturing 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/T10876","display_name":"Fault Detection and Control Systems","score":0.7799999713897705,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.717517614364624},{"id":"https://openalex.org/keywords/uncertainty-quantification","display_name":"Uncertainty quantification","score":0.6447750926017761},{"id":"https://openalex.org/keywords/sensor-fusion","display_name":"Sensor fusion","score":0.450755774974823},{"id":"https://openalex.org/keywords/uncertainty-analysis","display_name":"Uncertainty analysis","score":0.44609054923057556},{"id":"https://openalex.org/keywords/stochastic-process","display_name":"Stochastic process","score":0.44216692447662354},{"id":"https://openalex.org/keywords/fusion","display_name":"Fusion","score":0.43664830923080444},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3546596169471741},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.2801326513290405},{"id":"https://openalex.org/keywords/simulation","display_name":"Simulation","score":0.15272188186645508},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.10031980276107788},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.08799800276756287}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.717517614364624},{"id":"https://openalex.org/C32230216","wikidata":"https://www.wikidata.org/wiki/Q7882499","display_name":"Uncertainty quantification","level":2,"score":0.6447750926017761},{"id":"https://openalex.org/C33954974","wikidata":"https://www.wikidata.org/wiki/Q486494","display_name":"Sensor fusion","level":2,"score":0.450755774974823},{"id":"https://openalex.org/C177803969","wikidata":"https://www.wikidata.org/wiki/Q29205","display_name":"Uncertainty analysis","level":2,"score":0.44609054923057556},{"id":"https://openalex.org/C8272713","wikidata":"https://www.wikidata.org/wiki/Q176737","display_name":"Stochastic process","level":2,"score":0.44216692447662354},{"id":"https://openalex.org/C158525013","wikidata":"https://www.wikidata.org/wiki/Q2593739","display_name":"Fusion","level":2,"score":0.43664830923080444},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3546596169471741},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.2801326513290405},{"id":"https://openalex.org/C44154836","wikidata":"https://www.wikidata.org/wiki/Q45045","display_name":"Simulation","level":1,"score":0.15272188186645508},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.10031980276107788},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.08799800276756287},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/jiot.2025.3573703","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2025.3573703","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","raw_type":"journal-article"},{"id":"pmh:oai:bura.brunel.ac.uk:2438/31469","is_oa":false,"landing_page_url":"https://orcid.org/0000-0002-5167-1459","pdf_url":null,"source":{"id":"https://openalex.org/S4306401473","display_name":"Brunel University Research Archive (BURA) (Brunel University London)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I59433898","host_organization_name":"Brunel University of London","host_organization_lineage":["https://openalex.org/I59433898"],"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":"Article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3997086875","display_name":null,"funder_award_id":"52435003","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7171895265","display_name":null,"funder_award_id":"52375121","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/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":31,"referenced_works":["https://openalex.org/W2565516711","https://openalex.org/W2612904117","https://openalex.org/W2747623286","https://openalex.org/W2892862852","https://openalex.org/W2965563166","https://openalex.org/W2985380938","https://openalex.org/W2987934294","https://openalex.org/W3010849941","https://openalex.org/W3014146531","https://openalex.org/W3128419475","https://openalex.org/W3155371252","https://openalex.org/W3207770237","https://openalex.org/W4206652641","https://openalex.org/W4213019189","https://openalex.org/W4220708274","https://openalex.org/W4221070765","https://openalex.org/W4293370556","https://openalex.org/W4293521695","https://openalex.org/W4309947235","https://openalex.org/W4362579348","https://openalex.org/W4386473130","https://openalex.org/W4386990971","https://openalex.org/W4391917230","https://openalex.org/W4392589950","https://openalex.org/W4402593371","https://openalex.org/W4406241818","https://openalex.org/W6730042731","https://openalex.org/W6744834936","https://openalex.org/W6752307458","https://openalex.org/W6764715812","https://openalex.org/W6779491353"],"related_works":["https://openalex.org/W93577605","https://openalex.org/W2132659060","https://openalex.org/W2031992971","https://openalex.org/W2057769593","https://openalex.org/W3214791684","https://openalex.org/W4249135812","https://openalex.org/W2116089868","https://openalex.org/W1991803138","https://openalex.org/W2001403770","https://openalex.org/W2152662039"],"abstract_inverted_index":{"Accurate":[0],"prediction":[1,19,118,213],"of":[2,49,86,92,186,194],"machinery\u2019sremaining":[3],"useful":[4],"life":[5],"(RUL)":[6],"is":[7,120,162],"essential":[8],"for":[9,181],"preventing":[10],"catastrophic":[11],"breakdowns":[12],"and":[13,33,89,98,173,198],"supporting":[14],"predictive":[15],"maintenance.":[16],"Although":[17],"RUL":[18,117],"has":[20],"been":[21],"extensively":[22],"studied,":[23],"most":[24],"literature":[25],"develops":[26],"on":[27,177],"unimodal":[28],"data,":[29,43],"which":[30,39],"providesa":[31],"limited":[32],"often":[34],"biased":[35],"perspective.":[36],"Multimodal":[37],"monitoring,":[38],"collects":[40],"multiple":[41],"sensor":[42],"enables":[44],"a":[45,113,199],"more":[46,219],"comprehensive":[47],"understanding":[48],"degradation":[50],"processes.":[51],"While":[52],"promising,":[53],"significant":[54],"challenges":[55],"are":[56,66,105,138],"encountered":[57],"in":[58,101,123,143,196,202],"existing":[59],"methods:":[60],"1)":[61],"point":[62],"yet":[63],"deterministic":[64],"predictions":[65],"predominantly":[67],"produced":[68],"which,":[69],"while":[70],"potentially":[71],"erroneous,":[72],"tend":[73],"to":[74,150,165,205],"exhibit":[75],"overconfidence,":[76],"thereby":[77],"lacking":[78],"the":[79,84,90,102,184,187,209],"dynamic":[80],"uncertainty":[81,149,214],"informing;":[82],"2)":[83],"processing":[85],"heterogeneous":[87],"data":[88],"achievement":[91],"physically":[93],"interpretable":[94,172],"fusion":[95,160],"remain":[96],"challenging;":[97],"3)":[99],"anomalies":[100],"operation":[103],"process":[104,131],"not":[106],"appropriately":[107],"identified.":[108],"To":[109],"address":[110],"these":[111],"issues,":[112],"new":[114],"multimodal":[115],"uncertainty-aware":[116],"framework":[119],"proposed,":[121],"grounded":[122],"stochastic":[124,127,144],"modeling.":[125],"Fractional":[126],"differential":[128],"equation-controlled":[129],"subnets":[130],"each":[132],"modality":[133],"independently,":[134],"wherein":[135],"layer-wise":[136],"transformations":[137],"modeled":[139],"as":[140],"state":[141],"evolution":[142],"dynamical":[145],"systems,":[146],"allowing":[147],"modality-specific":[148],"be":[151],"quantified":[152],"without":[153],"requiring":[154],"parameter":[155],"priors.":[156],"A":[157],"Lagrange":[158],"multiplier-based":[159],"module":[161],"subsequently":[163],"employed":[164],"perform":[166],"explicit":[167],"uncertainty-based":[168],"fusion,":[169],"enabling":[170],"an":[171,191],"synergistic":[174],"integration.":[175],"Validation":[176],"harmonic":[178],"drive":[179],"reducers":[180],"robots":[182],"demonstrates":[183],"superiority":[185],"proposed":[188],"framework,":[189],"achieving":[190],"average":[192],"improvement":[193],"26.6%":[195],"RMSE":[197],"16.6%":[200],"reduction":[201],"MAPE":[203],"compared":[204],"state-of-the-art":[206],"benchmarks.":[207],"Furthermore,":[208],"method":[210],"significantly":[211],"reduces":[212],"variance":[215],"by":[216],"21.3%,":[217],"offering":[218],"reliable":[220],"insights":[221],"into":[222],"system":[223],"degradation.":[224]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
