{"id":"https://openalex.org/W2997651257","doi":"https://doi.org/10.3390/s20010223","title":"A Variational Stacked Autoencoder with Harmony Search Optimizer for Valve Train Fault Diagnosis of Diesel Engine","display_name":"A Variational Stacked Autoencoder with Harmony Search Optimizer for Valve Train Fault Diagnosis of Diesel Engine","publication_year":2019,"publication_date":"2019-12-31","ids":{"openalex":"https://openalex.org/W2997651257","doi":"https://doi.org/10.3390/s20010223","mag":"2997651257","pmid":"https://pubmed.ncbi.nlm.nih.gov/31906062"},"language":"en","primary_location":{"id":"doi:10.3390/s20010223","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s20010223","pdf_url":"https://www.mdpi.com/1424-8220/20/1/223/pdf?version=1578153047","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"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":"Sensors","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1424-8220/20/1/223/pdf?version=1578153047","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5100444441","display_name":"Kun Chen","orcid":"https://orcid.org/0000-0001-5885-0452"},"institutions":[{"id":"https://openalex.org/I75390827","display_name":"Beijing University of Chemical Technology","ror":"https://ror.org/00df5yc52","country_code":"CN","type":"education","lineage":["https://openalex.org/I75390827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kun Chen","raw_affiliation_strings":["Key Lab of Engine Health Monitoring-Control and Networking of Ministry of Education, Beijing University of Chemical Technology, Beijing 100029, China"],"affiliations":[{"raw_affiliation_string":"Key Lab of Engine Health Monitoring-Control and Networking of Ministry of Education, Beijing University of Chemical Technology, Beijing 100029, China","institution_ids":["https://openalex.org/I75390827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030526675","display_name":"Zhiwei Mao","orcid":"https://orcid.org/0000-0001-5839-5066"},"institutions":[{"id":"https://openalex.org/I75390827","display_name":"Beijing University of Chemical Technology","ror":"https://ror.org/00df5yc52","country_code":"CN","type":"education","lineage":["https://openalex.org/I75390827"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhiwei Mao","raw_affiliation_strings":["Key Lab of Engine Health Monitoring-Control and Networking of Ministry of Education, Beijing University of Chemical Technology, Beijing 100029, China"],"affiliations":[{"raw_affiliation_string":"Key Lab of Engine Health Monitoring-Control and Networking of Ministry of Education, Beijing University of Chemical Technology, Beijing 100029, China","institution_ids":["https://openalex.org/I75390827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101760957","display_name":"Haipeng Zhao","orcid":"https://orcid.org/0000-0002-1773-5797"},"institutions":[{"id":"https://openalex.org/I75390827","display_name":"Beijing University of Chemical Technology","ror":"https://ror.org/00df5yc52","country_code":"CN","type":"education","lineage":["https://openalex.org/I75390827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Haipeng Zhao","raw_affiliation_strings":["Key Lab of Engine Health Monitoring-Control and Networking of Ministry of Education, Beijing University of Chemical Technology, Beijing 100029, China"],"affiliations":[{"raw_affiliation_string":"Key Lab of Engine Health Monitoring-Control and Networking of Ministry of Education, Beijing University of Chemical Technology, Beijing 100029, China","institution_ids":["https://openalex.org/I75390827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108054660","display_name":"Zhinong Jiang","orcid":"https://orcid.org/0000-0003-3844-5905"},"institutions":[{"id":"https://openalex.org/I75390827","display_name":"Beijing University of Chemical Technology","ror":"https://ror.org/00df5yc52","country_code":"CN","type":"education","lineage":["https://openalex.org/I75390827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhinong Jiang","raw_affiliation_strings":["Beijing Key Laboratory of High-End Mechanical Equipment Health Monitoring and Self-Recovery, Beijing University of Chemical Technology, Beijing 100029, China"],"affiliations":[{"raw_affiliation_string":"Beijing Key Laboratory of High-End Mechanical Equipment Health Monitoring and Self-Recovery, Beijing University of Chemical Technology, Beijing 100029, China","institution_ids":["https://openalex.org/I75390827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5108046751","display_name":"Jinjie Zhang","orcid":"https://orcid.org/0000-0001-9516-0127"},"institutions":[{"id":"https://openalex.org/I75390827","display_name":"Beijing University of Chemical Technology","ror":"https://ror.org/00df5yc52","country_code":"CN","type":"education","lineage":["https://openalex.org/I75390827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jinjie Zhang","raw_affiliation_strings":["Beijing Key Laboratory of High-End Mechanical Equipment Health Monitoring and Self-Recovery, Beijing University of Chemical Technology, Beijing 100029, China"],"affiliations":[{"raw_affiliation_string":"Beijing Key Laboratory of High-End Mechanical Equipment Health Monitoring and Self-Recovery, Beijing University of Chemical Technology, Beijing 100029, China","institution_ids":["https://openalex.org/I75390827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5030526675"],"corresponding_institution_ids":["https://openalex.org/I75390827"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2598},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2598},"fwci":2.3585,"has_fulltext":true,"cited_by_count":28,"citation_normalized_percentile":{"value":0.89211065,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"20","issue":"1","first_page":"223","last_page":"223"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10220","display_name":"Machine Fault Diagnosis Techniques","score":0.9962000250816345,"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/T10220","display_name":"Machine Fault Diagnosis Techniques","score":0.9962000250816345,"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/T13717","display_name":"Advanced Algorithms and Applications","score":0.9775999784469604,"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/T10876","display_name":"Fault Detection and Control Systems","score":0.9692999720573425,"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/initialization","display_name":"Initialization","score":0.832316517829895},{"id":"https://openalex.org/keywords/harmony-search","display_name":"Harmony search","score":0.7316521406173706},{"id":"https://openalex.org/keywords/autoencoder","display_name":"Autoencoder","score":0.7140635251998901},{"id":"https://openalex.org/keywords/diesel-engine","display_name":"Diesel engine","score":0.633070707321167},{"id":"https://openalex.org/keywords/fault","display_name":"Fault (geology)","score":0.5933239459991455},{"id":"https://openalex.org/keywords/normalization","display_name":"Normalization (sociology)","score":0.5527615547180176},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5161629319190979},{"id":"https://openalex.org/keywords/artificial-neural-network","display_name":"Artificial neural network","score":0.436658650636673},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4299790561199188},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.37381869554519653},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.36537906527519226},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.3333410918712616},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.32501113414764404},{"id":"https://openalex.org/keywords/automotive-engineering","display_name":"Automotive engineering","score":0.17648914456367493}],"concepts":[{"id":"https://openalex.org/C114466953","wikidata":"https://www.wikidata.org/wiki/Q6034165","display_name":"Initialization","level":2,"score":0.832316517829895},{"id":"https://openalex.org/C33099171","wikidata":"https://www.wikidata.org/wiki/Q26208718","display_name":"Harmony search","level":2,"score":0.7316521406173706},{"id":"https://openalex.org/C101738243","wikidata":"https://www.wikidata.org/wiki/Q786435","display_name":"Autoencoder","level":3,"score":0.7140635251998901},{"id":"https://openalex.org/C2780804531","wikidata":"https://www.wikidata.org/wiki/Q174174","display_name":"Diesel engine","level":2,"score":0.633070707321167},{"id":"https://openalex.org/C175551986","wikidata":"https://www.wikidata.org/wiki/Q47089","display_name":"Fault (geology)","level":2,"score":0.5933239459991455},{"id":"https://openalex.org/C136886441","wikidata":"https://www.wikidata.org/wiki/Q926129","display_name":"Normalization (sociology)","level":2,"score":0.5527615547180176},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5161629319190979},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.436658650636673},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4299790561199188},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.37381869554519653},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.36537906527519226},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3333410918712616},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.32501113414764404},{"id":"https://openalex.org/C171146098","wikidata":"https://www.wikidata.org/wiki/Q124192","display_name":"Automotive engineering","level":1,"score":0.17648914456367493},{"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/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C165205528","wikidata":"https://www.wikidata.org/wiki/Q83371","display_name":"Seismology","level":1,"score":0.0},{"id":"https://openalex.org/C19165224","wikidata":"https://www.wikidata.org/wiki/Q23404","display_name":"Anthropology","level":1,"score":0.0},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.3390/s20010223","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s20010223","pdf_url":"https://www.mdpi.com/1424-8220/20/1/223/pdf?version=1578153047","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"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":"Sensors","raw_type":"journal-article"},{"id":"pmid:31906062","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/31906062","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors (Basel, Switzerland)","raw_type":null},{"id":"pmh:oai:doaj.org/article:8a49a0477bad4ff396c8017f7c58e5f0","is_oa":true,"landing_page_url":"https://doaj.org/article/8a49a0477bad4ff396c8017f7c58e5f0","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors, Vol 20, Iss 1, p 223 (2019)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/1424-8220/20/1/223/","is_oa":true,"landing_page_url":"http://dx.doi.org/10.3390/s20010223","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors","raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:6982694","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/6982694","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors (Basel)","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/s20010223","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s20010223","pdf_url":"https://www.mdpi.com/1424-8220/20/1/223/pdf?version=1578153047","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"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":"Sensors","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2376276132","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G6854481105","display_name":null,"funder_award_id":"2016YFF0203305","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G8671247241","display_name":null,"funder_award_id":"No. JD1912 and ZY1940","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G8951484681","display_name":null,"funder_award_id":"Grant","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"}],"funders":[{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2997651257.pdf","grobid_xml":"https://content.openalex.org/works/W2997651257.grobid-xml"},"referenced_works_count":34,"referenced_works":["https://openalex.org/W1964018183","https://openalex.org/W1993885071","https://openalex.org/W2005679553","https://openalex.org/W2066699283","https://openalex.org/W2095705004","https://openalex.org/W2100495367","https://openalex.org/W2108665656","https://openalex.org/W2136922672","https://openalex.org/W2178200545","https://openalex.org/W2187089797","https://openalex.org/W2200231290","https://openalex.org/W2338801452","https://openalex.org/W2598164018","https://openalex.org/W2619144960","https://openalex.org/W2735099784","https://openalex.org/W2771734292","https://openalex.org/W2784151716","https://openalex.org/W2808162871","https://openalex.org/W2883379239","https://openalex.org/W2884689635","https://openalex.org/W2885254226","https://openalex.org/W2886424388","https://openalex.org/W2886755908","https://openalex.org/W2891732247","https://openalex.org/W2912345712","https://openalex.org/W2916182456","https://openalex.org/W2945532623","https://openalex.org/W2948674725","https://openalex.org/W2951004968","https://openalex.org/W3062644545","https://openalex.org/W6651978566","https://openalex.org/W6674330103","https://openalex.org/W6676231525","https://openalex.org/W6753302441"],"related_works":["https://openalex.org/W3013693939","https://openalex.org/W2566616303","https://openalex.org/W2159052453","https://openalex.org/W3131327266","https://openalex.org/W2734887215","https://openalex.org/W2803255133","https://openalex.org/W4226466875","https://openalex.org/W2977257638","https://openalex.org/W4288095186","https://openalex.org/W3210541621"],"abstract_inverted_index":{"Diesel":[0],"engine":[1,150],"fault":[2,19,143,178,201],"diagnosis":[3,20,202],"is":[4,25,111,145],"vital":[5],"due":[6],"to":[7,48,78,97,113,135,190],"enhanced":[8],"reliability":[9],"and":[10,74,89,100,176,197],"economic":[11],"efficiency":[12],"requirements.":[13],"The":[14,157],"extracted":[15],"features":[16,51,64],"in":[17,119],"traditional":[18,200],"are":[21,76,94],"constructed":[22],"manually,":[23],"which":[24],"very":[26],"cumbersome":[27],"because":[28],"of":[29,34,68,129,169],"the":[30,66,86,90,105,120,130,137,140,148,161,184],"requirement":[31],"for":[32],"lots":[33],"expertise.":[35],"To":[36],"handle":[37],"this":[38,40],"issue,":[39],"paper":[41],"proposed":[42,138,162],"a":[43,80],"variational":[44],"stacked":[45,194],"autoencoder":[46,195],"(VSAE)":[47],"adaptively":[49],"extract":[50,62],"from":[52,188],"angular":[53],"domain":[54],"signals.":[55],"As":[56],"an":[57,115],"unsupervised":[58],"algorithm,":[59],"VSAE":[60,121],"can":[61,164],"high-level":[63],"with":[65,193],"help":[67],"multiple":[69],"encoding":[70],"layers.":[71],"Layer-wise":[72],"pre-training":[73],"fine-tuning":[75],"introduced":[77,112],"get":[79,114],"better":[81],"network":[82,131],"initialization":[83],"value.":[84],"Moreover,":[85],"dropout":[87],"technique":[88,93],"batch":[91],"normalization":[92],"carried":[95],"out":[96],"prevent":[98],"over-fitting":[99],"implement":[101],"fast":[102],"convergence.":[103],"Finally,":[104],"harmony":[106],"search":[107],"optimizer":[108],"(HSO)":[109],"algorithm":[110],"appropriate":[116],"hyper-parameter":[117],"setting":[118],"model,":[122],"as":[123,125],"well":[124],"make":[126],"adaptive":[127],"adjustment":[128],"structure.":[132],"In":[133],"order":[134],"verify":[136],"method,":[139],"valve":[141,171,174],"train":[142],"data":[144],"collected":[146],"on":[147],"diesel":[149],"test":[151],"rig":[152],"under":[153,179],"twelve":[154],"operating":[155,181],"conditions.":[156,182],"results":[158],"indicate":[159],"that":[160],"scheme":[163],"effectively":[165],"diagnose":[166],"different":[167],"degrees":[168],"intake":[170],"fault,":[172,175],"exhaust":[173],"coupling":[177],"various":[180],"Furthermore,":[183],"classification":[185],"accuracy":[186],"improved":[187],"94.10%":[189],"98.85%VSAE":[191],"compared":[192],"(SAE)":[196],"some":[198],"other":[199],"algorithms.":[203]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":7},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":2}],"updated_date":"2026-04-10T15:06:20.359241","created_date":"2025-10-10T00:00:00"}