{"id":"https://openalex.org/W3016841462","doi":"https://doi.org/10.1080/00207543.2020.1748247","title":"Spatial arrangement using deep reinforcement learning to minimise rearrangement in ship block stockyards","display_name":"Spatial arrangement using deep reinforcement learning to minimise rearrangement in ship block stockyards","publication_year":2020,"publication_date":"2020-04-20","ids":{"openalex":"https://openalex.org/W3016841462","doi":"https://doi.org/10.1080/00207543.2020.1748247","mag":"3016841462"},"language":"en","primary_location":{"id":"doi:10.1080/00207543.2020.1748247","is_oa":true,"landing_page_url":"https://doi.org/10.1080/00207543.2020.1748247","pdf_url":"https://www.tandfonline.com/doi/pdf/10.1080/00207543.2020.1748247?needAccess=true","source":{"id":"https://openalex.org/S65690446","display_name":"International Journal of Production Research","issn_l":"0020-7543","issn":["0020-7543","1366-588X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547"],"host_organization_lineage_names":["Taylor & Francis"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Production Research","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://www.tandfonline.com/doi/pdf/10.1080/00207543.2020.1748247?needAccess=true","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5038756248","display_name":"Byeong-Seop Kim","orcid":"https://orcid.org/0000-0001-6842-5046"},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Byeongseop Kim","raw_affiliation_strings":["Department of Naval Architecture and Ocean Engineering, Seoul National University;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Naval Architecture and Ocean Engineering, Seoul National University;","institution_ids":["https://openalex.org/I139264467"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064088313","display_name":"Yongkuk Jeong","orcid":"https://orcid.org/0000-0003-1878-773X"},"institutions":[{"id":"https://openalex.org/I86987016","display_name":"KTH Royal Institute of Technology","ror":"https://ror.org/026vcq606","country_code":"SE","type":"education","lineage":["https://openalex.org/I86987016"]}],"countries":["SE"],"is_corresponding":true,"raw_author_name":"Yongkuk Jeong","raw_affiliation_strings":["Department of Sustainable Production Development, KTH Royal Institute of Technology;"],"raw_orcid":"https://orcid.org/0000-0003-1878-773X","affiliations":[{"raw_affiliation_string":"Department of Sustainable Production Development, KTH Royal Institute of Technology;","institution_ids":["https://openalex.org/I86987016"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5109367731","display_name":"Jong Gye Shin","orcid":null},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jong Gye Shin","raw_affiliation_strings":["Department of Naval Architecture and Ocean Engineering, Seoul National University;","Research Institute of Marine System Engineering, Seoul National University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Naval Architecture and Ocean Engineering, Seoul National University;","institution_ids":["https://openalex.org/I139264467"]},{"raw_affiliation_string":"Research Institute of Marine System Engineering, Seoul National University","institution_ids":["https://openalex.org/I139264467"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5064088313"],"corresponding_institution_ids":["https://openalex.org/I86987016"],"apc_list":null,"apc_paid":null,"fwci":3.4327,"has_fulltext":false,"cited_by_count":34,"citation_normalized_percentile":{"value":0.92946689,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"58","issue":"16","first_page":"5062","last_page":"5076"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11814","display_name":"Advanced Manufacturing and Logistics Optimization","score":0.9983999729156494,"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/T11814","display_name":"Advanced Manufacturing and Logistics Optimization","score":0.9983999729156494,"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/T11223","display_name":"Maritime Ports and Logistics","score":0.9764000177383423,"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/T11006","display_name":"BIM and Construction Integration","score":0.9611999988555908,"subfield":{"id":"https://openalex.org/subfields/2215","display_name":"Building and Construction"},"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/reinforcement-learning","display_name":"Reinforcement learning","score":0.6337306499481201},{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.6322959065437317},{"id":"https://openalex.org/keywords/reinforcement","display_name":"Reinforcement","score":0.4615575969219208},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.45187610387802124},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4371914863586426},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.33721548318862915},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.26743245124816895},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.12141650915145874},{"id":"https://openalex.org/keywords/structural-engineering","display_name":"Structural engineering","score":0.1174767017364502}],"concepts":[{"id":"https://openalex.org/C97541855","wikidata":"https://www.wikidata.org/wiki/Q830687","display_name":"Reinforcement learning","level":2,"score":0.6337306499481201},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.6322959065437317},{"id":"https://openalex.org/C67203356","wikidata":"https://www.wikidata.org/wiki/Q1321905","display_name":"Reinforcement","level":2,"score":0.4615575969219208},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.45187610387802124},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4371914863586426},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.33721548318862915},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.26743245124816895},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.12141650915145874},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.1174767017364502}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1080/00207543.2020.1748247","is_oa":true,"landing_page_url":"https://doi.org/10.1080/00207543.2020.1748247","pdf_url":"https://www.tandfonline.com/doi/pdf/10.1080/00207543.2020.1748247?needAccess=true","source":{"id":"https://openalex.org/S65690446","display_name":"International Journal of Production Research","issn_l":"0020-7543","issn":["0020-7543","1366-588X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547"],"host_organization_lineage_names":["Taylor & Francis"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Production Research","raw_type":"journal-article"},{"id":"pmh:oai:RePEc:taf:tprsxx:v:58:y:2020:i:16:p:5062-5076","is_oa":false,"landing_page_url":"http://hdl.handle.net/10.1080/00207543.2020.1748247","pdf_url":null,"source":{"id":"https://openalex.org/S4306401271","display_name":"RePEc: Research Papers in Economics","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I77793887","host_organization_name":"Federal Reserve Bank of St. Louis","host_organization_lineage":["https://openalex.org/I77793887"],"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":{"id":"doi:10.1080/00207543.2020.1748247","is_oa":true,"landing_page_url":"https://doi.org/10.1080/00207543.2020.1748247","pdf_url":"https://www.tandfonline.com/doi/pdf/10.1080/00207543.2020.1748247?needAccess=true","source":{"id":"https://openalex.org/S65690446","display_name":"International Journal of Production Research","issn_l":"0020-7543","issn":["0020-7543","1366-588X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547"],"host_organization_lineage_names":["Taylor & Francis"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Production Research","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","score":0.5,"id":"https://metadata.un.org/sdg/9"}],"awards":[{"id":"https://openalex.org/G1416480294","display_name":null,"funder_award_id":"S1106-16-1020","funder_id":"https://openalex.org/F4320322065","funder_display_name":"National IT Industry Promotion Agency"},{"id":"https://openalex.org/G8250292081","display_name":null,"funder_award_id":"10050495,10077588","funder_id":"https://openalex.org/F4320321681","funder_display_name":"Ministry of Trade, Industry and Energy"}],"funders":[{"id":"https://openalex.org/F4320321681","display_name":"Ministry of Trade, Industry and Energy","ror":"https://ror.org/008nkqk13"},{"id":"https://openalex.org/F4320322065","display_name":"National IT Industry Promotion Agency","ror":"https://ror.org/026v53e29"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":26,"referenced_works":["https://openalex.org/W41554520","https://openalex.org/W180028517","https://openalex.org/W1542941925","https://openalex.org/W1757796397","https://openalex.org/W1963666355","https://openalex.org/W1974626149","https://openalex.org/W1986528929","https://openalex.org/W1988835048","https://openalex.org/W1989538680","https://openalex.org/W2034641747","https://openalex.org/W2107726111","https://openalex.org/W2121863487","https://openalex.org/W2122410182","https://openalex.org/W2145339207","https://openalex.org/W2151839801","https://openalex.org/W2163205124","https://openalex.org/W2257979135","https://openalex.org/W2623293810","https://openalex.org/W2766447205","https://openalex.org/W2784126481","https://openalex.org/W2914656440","https://openalex.org/W2945320416","https://openalex.org/W2982316857","https://openalex.org/W3002239905","https://openalex.org/W4235535825","https://openalex.org/W6637967152"],"related_works":["https://openalex.org/W4310083477","https://openalex.org/W2328553770","https://openalex.org/W2920061524","https://openalex.org/W1977959518","https://openalex.org/W2038908348","https://openalex.org/W2107890255","https://openalex.org/W2106552856","https://openalex.org/W2145821588","https://openalex.org/W2086122291","https://openalex.org/W1987513656"],"abstract_inverted_index":{"As":[0],"the":[1,28,32,41,57,85,119,133,165,175,185],"shipbuilding":[2,29],"industry":[3],"is":[4,34],"an":[5,105,143],"engineering-to-order":[6],"industry,":[7],"different":[8,23],"types":[9],"of":[10,48,168],"products":[11],"are":[12,110],"manufactured":[13],"according":[14],"to":[15,37,40,45,96,164,174],"customer":[16],"requests,":[17],"and":[18,25,66,112,125,178],"each":[19],"product":[20,33],"goes":[21],"through":[22],"processes":[24],"workshops.":[26],"During":[27],"process,":[30],"if":[31],"not":[35,162],"able":[36],"go":[38],"directly":[39],"subsequent":[42],"process":[43,59],"due":[44],"physical":[46],"constraints":[47],"workshop,":[49],"it":[50],"temporarily":[51],"waits":[52],"in":[53,71,99,107,156,184],"a":[54,90,151],"stockyard.":[55,86],"Since":[56],"waiting":[58],"involves":[60],"unpredictable":[61],"circumstances,":[62],"plans":[63],"regarding":[64],"time":[65],"space":[67],"cannot":[68],"be":[69,160],"established":[70],"advance.":[72],"Therefore,":[73],"unnecessary":[74],"movement":[75],"often":[76],"occurs":[77],"when":[78],"ship":[79,169],"blocks":[80,109],"enter":[81],"or":[82,181],"depart":[83],"from":[84,147,150],"In":[87],"this":[88,103,157],"study,":[89],"reinforcement":[91,135],"learning":[92,136],"approach":[93],"was":[94,114,127,140],"proposed":[95,134,155],"minimise":[97],"rearrangement":[98],"such":[100],"circumstances.":[101],"For":[102],"purpose,":[104],"environment":[106],"which":[108],"arranged":[111],"rearranged":[113],"defined.":[115],"Rewards":[116],"based":[117],"on":[118],"simplified":[120],"rules":[121],"were":[122],"logically":[123],"defined,":[124],"simulation":[126],"performed":[128],"for":[129],"quantitative":[130],"evaluation":[131],"using":[132,142],"algorithm.":[137],"This":[138],"algorithm":[139],"verified":[141],"example":[144],"model":[145],"derived":[146],"actual":[148],"data":[149],"shipyard.":[152],"The":[153],"method":[154],"study":[158],"can":[159],"used":[161],"only":[163],"arrangement":[166,177],"problem":[167],"block":[170],"stockyards":[171],"but":[172],"also":[173],"various":[176],"allocation":[179],"problems":[180,183],"logistics":[182],"manufacturing":[186],"industry.":[187]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":7},{"year":2023,"cited_by_count":7},{"year":2022,"cited_by_count":7},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":1}],"updated_date":"2026-05-19T21:40:30.786675","created_date":"2025-10-10T00:00:00"}
