{"id":"https://openalex.org/W4311720345","doi":"https://doi.org/10.3390/jmse10121919","title":"Prediction of Operation Time of Container Ship at Berth under Uncertain Factors Based on a Hybrid Model Combining PCA and ELM Optimized by IPSO","display_name":"Prediction of Operation Time of Container Ship at Berth under Uncertain Factors Based on a Hybrid Model Combining PCA and ELM Optimized by IPSO","publication_year":2022,"publication_date":"2022-12-06","ids":{"openalex":"https://openalex.org/W4311720345","doi":"https://doi.org/10.3390/jmse10121919"},"language":"en","primary_location":{"id":"doi:10.3390/jmse10121919","doi":"https://doi.org/10.3390/jmse10121919","is_oa":true,"landing_page_url":"https://doi.org/10.3390/jmse10121919","pdf_url":"https://www.mdpi.com/2077-1312/10/12/1919/pdf?version=1670316422","source":{"id":"https://openalex.org/S2736865057","display_name":"Journal of Marine Science and Engineering","issn_l":"2077-1312","issn":["2077-1312"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","norway-1","poland-40","russia-white-list-2","vabb-shw"],"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":"Journal of Marine Science and Engineering","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2077-1312/10/12/1919/pdf?version=1670316422","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5020329819","display_name":"Zhaohui Li","orcid":"https://orcid.org/0000-0002-1824-4826","observed_orcids":["https://orcid.org/0000-0002-1824-4826"]},"institutions":[{"id":"https://openalex.org/I43313876","display_name":"Dalian Maritime University","ror":"https://ror.org/002b7nr53","country_code":"CN","type":"education","lineage":["https://openalex.org/I43313876"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhaohui Li","raw_affiliation_strings":["School of Maritime Economics and Management, Dalian Maritime University, Dalian 116026, China"],"raw_orcid":"https://orcid.org/0000-0002-1824-4826","affiliations":[{"raw_affiliation_string":"School of Maritime Economics and Management, Dalian Maritime University, Dalian 116026, China","institution_ids":["https://openalex.org/I43313876"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100403173","display_name":"Lin Wang","orcid":"https://orcid.org/0000-0002-5491-8840","observed_orcids":["https://orcid.org/0000-0002-5491-8840","https://orcid.org/0000-0002-4396-0971"]},"institutions":[{"id":"https://openalex.org/I43313876","display_name":"Dalian Maritime University","ror":"https://ror.org/002b7nr53","country_code":"CN","type":"education","lineage":["https://openalex.org/I43313876"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lin Wang","raw_affiliation_strings":["School of Maritime Economics and Management, Dalian Maritime University, Dalian 116026, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Maritime Economics and Management, Dalian Maritime University, Dalian 116026, China","institution_ids":["https://openalex.org/I43313876"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025767109","display_name":"Wenjia Piao","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I43313876","display_name":"Dalian Maritime University","ror":"https://ror.org/002b7nr53","country_code":"CN","type":"education","lineage":["https://openalex.org/I43313876"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenjia Piao","raw_affiliation_strings":["School of Maritime Economics and Management, Dalian Maritime University, Dalian 116026, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Maritime Economics and Management, Dalian Maritime University, Dalian 116026, China","institution_ids":["https://openalex.org/I43313876"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100668366","display_name":"Hao Jia","orcid":"https://orcid.org/0000-0003-4275-3820","observed_orcids":["https://orcid.org/0000-0003-4275-3820"]},"institutions":[{"id":"https://openalex.org/I4210092944","display_name":"Dalian University","ror":"https://ror.org/00g2ypp58","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210092944"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Hao Jia","raw_affiliation_strings":["School of Traffic and Electrical Engineering, Dalian University of Science and Technology, Dalian 116052, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Traffic and Electrical Engineering, Dalian University of Science and Technology, Dalian 116052, China","institution_ids":["https://openalex.org/I4210092944"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100303151","display_name":"Dong Shan","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I43313876","display_name":"Dalian Maritime University","ror":"https://ror.org/002b7nr53","country_code":"CN","type":"education","lineage":["https://openalex.org/I43313876"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shan Dong","raw_affiliation_strings":["School of Maritime Economics and Management, Dalian Maritime University, Dalian 116026, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Maritime Economics and Management, Dalian Maritime University, Dalian 116026, China","institution_ids":["https://openalex.org/I43313876"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5009594706","display_name":"Jiehan Zhang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I43439940","display_name":"University of Southampton","ror":"https://ror.org/01ryk1543","country_code":"GB","type":"education","lineage":["https://openalex.org/I43439940"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Jiehan Zhang","raw_affiliation_strings":["Southampton Business School, University of Southampton, Southampton SO17 1BJ, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Southampton Business School, University of Southampton, Southampton SO17 1BJ, UK","institution_ids":["https://openalex.org/I43439940"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5020329819","https://openalex.org/A5100668366"],"corresponding_institution_ids":["https://openalex.org/I4210092944","https://openalex.org/I43313876"],"apc_list":{"value":2000,"currency":"CHF","value_usd":2094},"apc_paid":{"value":2000,"currency":"CHF","value_usd":2094},"fwci":0.5784,"has_fulltext":true,"cited_by_count":7,"citation_normalized_percentile":{"value":0.65527984,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":97},"biblio":{"volume":"10","issue":"12","first_page":"1919","last_page":"1919"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11223","display_name":"Maritime Ports and Logistics","score":0.9487000107765198,"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/T11223","display_name":"Maritime Ports and Logistics","score":0.9487000107765198,"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/T12676","display_name":"Machine Learning and ELM","score":0.04190000146627426,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T14260","display_name":"Impact of AI and Big Data on Business and Society","score":0.0010999999940395355,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/uncertain-factors","display_name":"uncertain factors","score":0.6159999966621399},{"id":"https://openalex.org/keywords/principal-component-analysis","display_name":"principal component analysis","score":0.7990000247955322},{"id":"https://openalex.org/keywords/extreme-learning-machine","display_name":"extreme learning machine","score":1.0},{"id":"https://openalex.org/keywords/improved-particle-swarm-optimization","display_name":"improved particle swarm optimization","score":0.9950000047683716},{"id":"https://openalex.org/keywords/hybrid-forecasting-model","display_name":"hybrid forecasting model","score":0.628000020980835},{"id":"https://openalex.org/keywords/premature-convergence","display_name":"premature convergence","score":0.6690000295639038},{"id":"https://openalex.org/keywords/weight-and-threshold-optimization","display_name":"weight and threshold optimization","score":0.6050000190734863},{"id":"https://openalex.org/keywords/tianjin-port","display_name":"Tianjin Port","score":0.7609999775886536}],"concepts":[{"id":"https://openalex.org/C2780150128","wikidata":"https://www.wikidata.org/wiki/Q21948731","display_name":"Extreme learning machine","level":3,"score":0.8044515252113342},{"id":"https://openalex.org/C85617194","wikidata":"https://www.wikidata.org/wiki/Q2072794","display_name":"Particle swarm optimization","level":2,"score":0.7853916883468628},{"id":"https://openalex.org/C27438332","wikidata":"https://www.wikidata.org/wiki/Q2873","display_name":"Principal component analysis","level":2,"score":0.6265263557434082},{"id":"https://openalex.org/C2781018962","wikidata":"https://www.wikidata.org/wiki/Q5164884","display_name":"Container (type theory)","level":2,"score":0.6223315596580505},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5522687435150146},{"id":"https://openalex.org/C111030470","wikidata":"https://www.wikidata.org/wiki/Q1430460","display_name":"Curse of dimensionality","level":2,"score":0.5393644571304321},{"id":"https://openalex.org/C8880873","wikidata":"https://www.wikidata.org/wiki/Q187787","display_name":"Genetic algorithm","level":2,"score":0.4555261731147766},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.38294360041618347},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3611326217651367},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2840481996536255},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.234176367521286},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.23232683539390564},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.22408050298690796},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.15211167931556702},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11607545614242554},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.3390/jmse10121919","doi":"https://doi.org/10.3390/jmse10121919","is_oa":true,"landing_page_url":"https://doi.org/10.3390/jmse10121919","pdf_url":"https://www.mdpi.com/2077-1312/10/12/1919/pdf?version=1670316422","source":{"id":"https://openalex.org/S2736865057","display_name":"Journal of Marine Science and Engineering","issn_l":"2077-1312","issn":["2077-1312"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","norway-1","poland-40","russia-white-list-2","vabb-shw"],"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":"Journal of Marine Science and Engineering","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:5b0107a00c14442c9495161fbaadcb9d","doi":null,"is_oa":true,"landing_page_url":"https://doaj.org/article/5b0107a00c14442c9495161fbaadcb9d","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,"listed_in":[],"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":"Journal of Marine Science and Engineering, Vol 10, Iss 12, p 1919 (2022)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.3390/jmse10121919","doi":"https://doi.org/10.3390/jmse10121919","is_oa":true,"landing_page_url":"https://doi.org/10.3390/jmse10121919","pdf_url":"https://www.mdpi.com/2077-1312/10/12/1919/pdf?version=1670316422","source":{"id":"https://openalex.org/S2736865057","display_name":"Journal of Marine Science and Engineering","issn_l":"2077-1312","issn":["2077-1312"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","norway-1","poland-40","russia-white-list-2","vabb-shw"],"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":"Journal of Marine Science and Engineering","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.7207000255584717,"id":"https://metadata.un.org/sdg/9","display_name":"Industry, innovation and infrastructure"}],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320324560","display_name":"Department of Education of Liaoning Province","ror":"https://ror.org/0022v2454"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4311720345.pdf","grobid_xml":"https://content.openalex.org/works/W4311720345.grobid-xml"},"referenced_works_count":26,"referenced_works":["https://openalex.org/W1498436455","https://openalex.org/W1973080094","https://openalex.org/W2026131661","https://openalex.org/W2046000180","https://openalex.org/W2114653571","https://openalex.org/W2766521085","https://openalex.org/W2791789803","https://openalex.org/W2808366787","https://openalex.org/W2890305344","https://openalex.org/W2904443706","https://openalex.org/W2954897353","https://openalex.org/W2971602496","https://openalex.org/W3003906255","https://openalex.org/W3095115669","https://openalex.org/W3113002113","https://openalex.org/W3197713058","https://openalex.org/W3198007751","https://openalex.org/W4206382044","https://openalex.org/W4210348535","https://openalex.org/W4229038356","https://openalex.org/W4280494418","https://openalex.org/W4281644737","https://openalex.org/W4281846473","https://openalex.org/W4283737334","https://openalex.org/W4295008494","https://openalex.org/W4296614179"],"related_works":["https://openalex.org/W4415685747","https://openalex.org/W4405128947","https://openalex.org/W4410194221","https://openalex.org/W4410986707","https://openalex.org/W4411517035","https://openalex.org/W4318059777","https://openalex.org/W4297510510","https://openalex.org/W2908767906","https://openalex.org/W2384167370","https://openalex.org/W4378673297"],"abstract_inverted_index":{"With":[0],"the":[1,7,27,39,83,88,92,96,104,107,111,121,151,156,168,180,185,192,213,218],"rapid":[2],"development":[3],"of":[4,9,26,95,106,120,138,155,171,184,220,236],"global":[5],"trade,":[6],"turnover":[8],"shipping":[10],"containers":[11],"has":[12,23,217,232],"increased":[13],"rapidly.":[14],"How":[15],"to":[16,33,43,50,115,149,166],"use":[17],"port":[18],"resources":[19],"reasonably":[20],"and":[21,46,54,70,153,200,227,230,238],"efficiently":[22],"become":[24],"one":[25],"main":[28],"challenges":[29],"that":[30,208],"ports":[31],"need":[32],"deal":[34],"with":[35,202,210],"when":[36],"planning":[37],"for":[38],"future.":[40],"In":[41],"order":[42],"develop":[44],"scientific":[45],"efficient":[47],"berth":[48],"plans":[49],"improve":[51],"operational":[52],"efficiency":[53],"service":[55],"level,":[56],"this":[57,101,126,195],"paper":[58,127],"proposes":[59],"a":[60,161,172,233,239],"hybrid":[61],"prediction":[62,193,215,222],"model":[63,163,197,216],"based":[64],"on":[65],"Principal":[66],"Component":[67],"Analysis":[68],"(PCA)":[69],"Extreme":[71],"Learning":[72],"Machine":[73],"(ELM)":[74],"optimized":[75],"by":[76,110],"Improved":[77],"Particle":[78],"Swarm":[79],"Optimization":[80],"(IPSO),":[81],"namely,":[82],"PCA-IPSO-ELM":[84,162,196,214],"model.":[85],"After":[86],"assessing":[87],"uncertain":[89],"factors":[90],"influencing":[91],"operation":[93,169,182],"time":[94,170],"container":[97,173],"ship":[98,174],"at":[99,175],"berth,":[100,176],"work":[102],"reduces":[103],"dimensionality":[105],"investigational":[108],"data":[109,183],"PCA":[112],"method.":[113],"Aiming":[114],"solve":[116],"easy":[117],"premature":[118],"convergence":[119],"traditional":[122,203],"particle":[123,131,143],"swarm":[124,132,144],"algorithm,":[125],"introduces":[128],"an":[129],"improved":[130,142],"optimization":[133],"algorithm":[134,145],"via":[135],"dynamic":[136],"adjustment":[137],"nonlinear":[139],"parameters.":[140],"This":[141],"is":[146,177,198],"mainly":[147],"used":[148],"optimize":[150],"weights":[152],"thresholds":[154],"extreme":[157],"learning":[158],"machine.":[159],"Thus,":[160],"which":[164],"aims":[165],"forecast":[167],"constructed.":[178],"Using":[179],"historical":[181],"Tianjin":[186],"Port":[187],"Container":[188],"Shipping":[189],"Company":[190],"as":[191],"sample,":[194],"compared":[199,209],"assessed":[201],"models.":[204],"The":[205],"results":[206],"show":[207],"other":[211],"models,":[212],"characteristics":[219],"high":[221],"accuracy,":[223],"fast":[224],"running":[225],"rate":[226],"strong":[228],"stability,":[229],"it":[231],"higher":[234],"coefficient":[235],"determination":[237],"better":[240],"fitting":[241],"degree.":[242]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":1}],"updated_date":"2026-10-16T09:59:22.235173","created_date":"2022-12-28T00:00:00"}