{"id":"https://openalex.org/W4411102111","doi":"https://doi.org/10.1007/s43684-025-00099-9","title":"A hybrid Bi-LSTM model for data-driven maintenance planning","display_name":"A hybrid Bi-LSTM model for data-driven maintenance planning","publication_year":2025,"publication_date":"2025-06-06","ids":{"openalex":"https://openalex.org/W4411102111","doi":"https://doi.org/10.1007/s43684-025-00099-9","pmid":"https://pubmed.ncbi.nlm.nih.gov/40535477"},"language":"en","primary_location":{"id":"doi:10.1007/s43684-025-00099-9","is_oa":true,"landing_page_url":"https://doi.org/10.1007/s43684-025-00099-9","pdf_url":"https://link.springer.com/content/pdf/10.1007/s43684-025-00099-9.pdf","source":{"id":"https://openalex.org/S4210227358","display_name":"Autonomous Intelligent Systems","issn_l":"2730-616X","issn":["2730-616X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Autonomous Intelligent Systems","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://link.springer.com/content/pdf/10.1007/s43684-025-00099-9.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5108168663","display_name":"Alexandros Noussis","orcid":null},"institutions":[{"id":"https://openalex.org/I129902397","display_name":"Dalhousie University","ror":"https://ror.org/01e6qks80","country_code":"CA","type":"education","lineage":["https://openalex.org/I129902397"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Alexandros Noussis","raw_affiliation_strings":["Department of Industrial Engineering, Dalhousie University, Halifax, NS Canada","Department of Industrial Engineering, Dalhousie University, Halifax, NS, Canada"],"raw_orcid":"https://orcid.org/0009-0006-0067-690X","affiliations":[{"raw_affiliation_string":"Department of Industrial Engineering, Dalhousie University, Halifax, NS Canada","institution_ids":["https://openalex.org/I129902397"]},{"raw_affiliation_string":"Department of Industrial Engineering, Dalhousie University, Halifax, NS, Canada","institution_ids":["https://openalex.org/I129902397"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070079872","display_name":"Ryan O\u2019Neil","orcid":"https://orcid.org/0000-0003-3281-7421"},"institutions":[{"id":"https://openalex.org/I129902397","display_name":"Dalhousie University","ror":"https://ror.org/01e6qks80","country_code":"CA","type":"education","lineage":["https://openalex.org/I129902397"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Ryan O\u2019Neil","raw_affiliation_strings":["Department of Industrial Engineering, Dalhousie University, Halifax, NS, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Industrial Engineering, Dalhousie University, Halifax, NS, Canada","institution_ids":["https://openalex.org/I129902397"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025502211","display_name":"Ahmed Saif","orcid":"https://orcid.org/0000-0003-0572-7033"},"institutions":[{"id":"https://openalex.org/I129902397","display_name":"Dalhousie University","ror":"https://ror.org/01e6qks80","country_code":"CA","type":"education","lineage":["https://openalex.org/I129902397"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Ahmed Saif","raw_affiliation_strings":["Department of Industrial Engineering, Dalhousie University, Halifax, NS Canada","Department of Industrial Engineering, Dalhousie University, Halifax, NS, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Industrial Engineering, Dalhousie University, Halifax, NS Canada","institution_ids":["https://openalex.org/I129902397"]},{"raw_affiliation_string":"Department of Industrial Engineering, Dalhousie University, Halifax, NS, Canada","institution_ids":["https://openalex.org/I129902397"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002407839","display_name":"Abdelhakim Khatab","orcid":"https://orcid.org/0000-0003-1166-3806"},"institutions":[{"id":"https://openalex.org/I1288283403","display_name":"Georgia Tech Lorraine","ror":"https://ror.org/02m5dy175","country_code":"FR","type":"education","lineage":["https://openalex.org/I1288283403"]},{"id":"https://openalex.org/I4387155471","display_name":"Laboratoire de G\u00e9nie Informatique, de Production et de Maintenance","ror":"https://ror.org/04xykxd72","country_code":null,"type":"facility","lineage":["https://openalex.org/I4210150706","https://openalex.org/I4387155471","https://openalex.org/I90183372","https://openalex.org/I90183372"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Abdelhakim Khatab","raw_affiliation_strings":["Laboratory of Computer Engineering (LGIPM), Lorraine University, Metz, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratory of Computer Engineering (LGIPM), Lorraine University, Metz, France","institution_ids":["https://openalex.org/I1288283403","https://openalex.org/I4387155471"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5015913962","display_name":"Claver Diallo","orcid":"https://orcid.org/0000-0002-7381-2187"},"institutions":[{"id":"https://openalex.org/I129902397","display_name":"Dalhousie University","ror":"https://ror.org/01e6qks80","country_code":"CA","type":"education","lineage":["https://openalex.org/I129902397"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Claver Diallo","raw_affiliation_strings":["Department of Industrial Engineering, Dalhousie University, Halifax, NS Canada","Department of Industrial Engineering, Dalhousie University, Halifax, NS, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Industrial Engineering, Dalhousie University, Halifax, NS Canada","institution_ids":["https://openalex.org/I129902397"]},{"raw_affiliation_string":"Department of Industrial Engineering, Dalhousie University, Halifax, NS, Canada","institution_ids":["https://openalex.org/I129902397"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5108168663"],"corresponding_institution_ids":["https://openalex.org/I129902397"],"apc_list":null,"apc_paid":null,"fwci":2.8548,"has_fulltext":true,"cited_by_count":3,"citation_normalized_percentile":{"value":0.89648809,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":99},"biblio":{"volume":"5","issue":"1","first_page":"13","last_page":"13"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10780","display_name":"Reliability and Maintenance Optimization","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/2213","display_name":"Safety, Risk, Reliability and Quality"},"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/T10780","display_name":"Reliability and Maintenance Optimization","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/2213","display_name":"Safety, Risk, Reliability and Quality"},"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/T10220","display_name":"Machine Fault Diagnosis Techniques","score":0.9958000183105469,"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/T12169","display_name":"Non-Destructive Testing Techniques","score":0.9915000200271606,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical 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/usable","display_name":"USable","score":0.6602190136909485},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6488230228424072},{"id":"https://openalex.org/keywords/reliability","display_name":"Reliability (semiconductor)","score":0.6010048389434814},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.5940676927566528},{"id":"https://openalex.org/keywords/predictive-maintenance","display_name":"Predictive maintenance","score":0.5492073893547058},{"id":"https://openalex.org/keywords/dropout","display_name":"Dropout (neural networks)","score":0.5233532786369324},{"id":"https://openalex.org/keywords/reliability-engineering","display_name":"Reliability engineering","score":0.47780710458755493},{"id":"https://openalex.org/keywords/parametric-statistics","display_name":"Parametric statistics","score":0.44962602853775024},{"id":"https://openalex.org/keywords/monte-carlo-method","display_name":"Monte Carlo method","score":0.44882187247276306},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.4227454960346222},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3422938883304596},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.2833915948867798},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.20427197217941284}],"concepts":[{"id":"https://openalex.org/C2780615836","wikidata":"https://www.wikidata.org/wiki/Q2471869","display_name":"USable","level":2,"score":0.6602190136909485},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6488230228424072},{"id":"https://openalex.org/C43214815","wikidata":"https://www.wikidata.org/wiki/Q7310987","display_name":"Reliability (semiconductor)","level":3,"score":0.6010048389434814},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.5940676927566528},{"id":"https://openalex.org/C70452415","wikidata":"https://www.wikidata.org/wiki/Q3182448","display_name":"Predictive maintenance","level":2,"score":0.5492073893547058},{"id":"https://openalex.org/C2776145597","wikidata":"https://www.wikidata.org/wiki/Q25339462","display_name":"Dropout (neural networks)","level":2,"score":0.5233532786369324},{"id":"https://openalex.org/C200601418","wikidata":"https://www.wikidata.org/wiki/Q2193887","display_name":"Reliability engineering","level":1,"score":0.47780710458755493},{"id":"https://openalex.org/C117251300","wikidata":"https://www.wikidata.org/wiki/Q1849855","display_name":"Parametric statistics","level":2,"score":0.44962602853775024},{"id":"https://openalex.org/C19499675","wikidata":"https://www.wikidata.org/wiki/Q232207","display_name":"Monte Carlo method","level":2,"score":0.44882187247276306},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.4227454960346222},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3422938883304596},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.2833915948867798},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.20427197217941284},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1007/s43684-025-00099-9","is_oa":true,"landing_page_url":"https://doi.org/10.1007/s43684-025-00099-9","pdf_url":"https://link.springer.com/content/pdf/10.1007/s43684-025-00099-9.pdf","source":{"id":"https://openalex.org/S4210227358","display_name":"Autonomous Intelligent Systems","issn_l":"2730-616X","issn":["2730-616X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Autonomous Intelligent Systems","raw_type":"journal-article"},{"id":"pmid:40535477","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/40535477","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":"Autonomous intelligent systems","raw_type":null},{"id":"pmh:oai:pubmedcentral.nih.gov:12175739","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/12175739","pdf_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC12175739/pdf/43684_2025_Article_99.pdf","source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"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":"Auton Intell Syst","raw_type":"Text"},{"id":"pmh:oai:doaj.org/article:61965495a1464156b2101aa1d378545e","is_oa":true,"landing_page_url":"https://doaj.org/article/61965495a1464156b2101aa1d378545e","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":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Autonomous Intelligent Systems, Vol 5, Iss 1, Pp 1-23 (2025)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1007/s43684-025-00099-9","is_oa":true,"landing_page_url":"https://doi.org/10.1007/s43684-025-00099-9","pdf_url":"https://link.springer.com/content/pdf/10.1007/s43684-025-00099-9.pdf","source":{"id":"https://openalex.org/S4210227358","display_name":"Autonomous Intelligent Systems","issn_l":"2730-616X","issn":["2730-616X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Autonomous Intelligent Systems","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/9","display_name":"Industry, innovation and infrastructure","score":0.6200000047683716}],"awards":[],"funders":[{"id":"https://openalex.org/F4320319880","display_name":"Government of Canada","ror":"https://ror.org/010q4q527"},{"id":"https://openalex.org/F4320334593","display_name":"Natural Sciences and Engineering Research Council of Canada","ror":"https://ror.org/01h531d29"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4411102111.pdf","grobid_xml":"https://content.openalex.org/works/W4411102111.grobid-xml"},"referenced_works_count":60,"referenced_works":["https://openalex.org/W2031372226","https://openalex.org/W2067640696","https://openalex.org/W2076576563","https://openalex.org/W2077362859","https://openalex.org/W2122585011","https://openalex.org/W2126463812","https://openalex.org/W2580840020","https://openalex.org/W2772084711","https://openalex.org/W2790716556","https://openalex.org/W2790848611","https://openalex.org/W2801407224","https://openalex.org/W2886151148","https://openalex.org/W2891261272","https://openalex.org/W2944676531","https://openalex.org/W2956342231","https://openalex.org/W2966113825","https://openalex.org/W2989489722","https://openalex.org/W3011803685","https://openalex.org/W3013836129","https://openalex.org/W3040694753","https://openalex.org/W3120284962","https://openalex.org/W3202748936","https://openalex.org/W3212263828","https://openalex.org/W3213952596","https://openalex.org/W4213310304","https://openalex.org/W4223464526","https://openalex.org/W4245812996","https://openalex.org/W4285299373","https://openalex.org/W4285495028","https://openalex.org/W4295736001","https://openalex.org/W4307290295","https://openalex.org/W4307715680","https://openalex.org/W4312942651","https://openalex.org/W4317900670","https://openalex.org/W4321486786","https://openalex.org/W4364302107","https://openalex.org/W4368373742","https://openalex.org/W4380893714","https://openalex.org/W4385265069","https://openalex.org/W4387182867","https://openalex.org/W4387339066","https://openalex.org/W4387341255","https://openalex.org/W4387686310","https://openalex.org/W4387908650","https://openalex.org/W4388312160","https://openalex.org/W4388562518","https://openalex.org/W4390395122","https://openalex.org/W4391744632","https://openalex.org/W4394589666","https://openalex.org/W4396734039","https://openalex.org/W4399043479","https://openalex.org/W4402795113","https://openalex.org/W4402896273","https://openalex.org/W4403242477","https://openalex.org/W4403378148","https://openalex.org/W4405515406","https://openalex.org/W4406252075","https://openalex.org/W4410550689","https://openalex.org/W6610116125","https://openalex.org/W6812534553"],"related_works":["https://openalex.org/W2982321410","https://openalex.org/W3082178636","https://openalex.org/W2392004567","https://openalex.org/W2940029036","https://openalex.org/W4388292429","https://openalex.org/W2756595502","https://openalex.org/W2046296964","https://openalex.org/W2010789764","https://openalex.org/W2219281195","https://openalex.org/W2188310145"],"abstract_inverted_index":{"Modern":[0],"industries":[1],"dependent":[2],"on":[3,22],"reliable":[4],"asset":[5],"operation":[6],"under":[7],"constrained":[8],"resources":[9],"employ":[10],"intelligent":[11,65],"maintenance":[12,19,62,66,91,147,157,181],"methods":[13,20,173],"to":[14,89,101,127,134,155],"maximize":[15],"efficiency.":[16],"However,":[17],"classical":[18],"rely":[21],"assumed":[23],"lifetime":[24],"distributions":[25],"and":[26,31,80,112,174,204],"suffer":[27,105],"from":[28,106],"estimation":[29],"errors":[30],"computational":[32],"complexity.":[33],"The":[34,94,150,195,208],"advent":[35],"of":[36,43,144],"Industry":[37],"4.0":[38],"has":[39,68],"increased":[40],"the":[41,142,145,167,215],"use":[42],"sensors":[44],"for":[45,55,73,141,158,217],"monitoring":[46],"systems,":[47],"while":[48,191,213],"deep":[49],"learning":[50],"(DL)":[51],"models":[52,71],"have":[53,99],"allowed":[54],"accurate":[56],"system":[57,110,137],"health":[58],"predictions,":[59,79],"enabling":[60],"data-driven":[61],"planning.":[63],"Most":[64],"literature":[67],"used":[69,108,133,140,154],"DL":[70,121],"solely":[72],"remaining":[74],"useful":[75],"life":[76],"(RUL)":[77],"point":[78],"a":[81,119,159],"substantial":[82],"gap":[83,104],"exists":[84],"in":[85,188,200],"further":[86],"using":[87,123],"predictions":[88,130],"inform":[90],"plan":[92,156],"optimization.":[93],"few":[95],"existing":[96],"studies":[97],"that":[98,186],"attempted":[100],"bridge":[102],"this":[103,116],"having":[107],"simple":[109],"configurations":[111],"non-scalable":[113],"models.":[114],"Hence,":[115],"paper":[117],"develops":[118],"hybrid":[120],"model":[122],"Monte":[124],"Carlo":[125],"dropout":[126],"generate":[128],"RUL":[129],"which":[131],"are":[132,183],"construct":[135],"empirical":[136],"reliability":[138,220],"functions":[139],"optimization":[143],"selective":[146],"problem":[148],"(SMP).":[149],"proposed":[151,196],"framework":[152],"is":[153,198],"mission-oriented":[160],"series":[161],"k-out-of-n:G":[162],"system.":[163],"Numerical":[164],"experiments":[165],"compare":[166],"framework's":[168],"performance":[169],"against":[170],"prior":[171],"SMP":[172],"highlight":[175],"its":[176],"strengths.":[177],"When":[178],"minimizing":[179],"cost,":[180],"plans":[182],"frequently":[184],"produced":[185],"result":[187],"mission":[189],"survival":[190],"avoiding":[192,214],"unnecessary":[193],"repairs.":[194],"method":[197,209],"usable":[199],"large-scale,":[201],"complex":[202],"scenarios":[203],"various":[205],"industrial":[206],"contexts.":[207],"finds":[210],"exact":[211],"solutions":[212],"need":[216],"computationally-intensive":[218],"parametric":[219],"functions.":[221]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":1}],"updated_date":"2026-06-13T06:13:01.061226","created_date":"2025-10-10T00:00:00"}
