{"id":"https://openalex.org/W3213239422","doi":"https://doi.org/10.1108/ir-08-2021-0175","title":"Laser vision seam tracking system based on proximal policy optimization","display_name":"Laser vision seam tracking system based on proximal policy optimization","publication_year":2021,"publication_date":"2021-11-17","ids":{"openalex":"https://openalex.org/W3213239422","doi":"https://doi.org/10.1108/ir-08-2021-0175","mag":"3213239422"},"language":"en","primary_location":{"id":"doi:10.1108/ir-08-2021-0175","is_oa":false,"landing_page_url":"https://doi.org/10.1108/ir-08-2021-0175","pdf_url":null,"source":{"id":"https://openalex.org/S166948985","display_name":"Industrial Robot the international journal of robotics research and application","issn_l":"0143-991X","issn":["0143-991X","1758-5791"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319811","host_organization_name":"Emerald Publishing Limited","host_organization_lineage":["https://openalex.org/P4310319811"],"host_organization_lineage_names":["Emerald Publishing Limited"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Industrial Robot: the international journal of robotics research and application","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/A5080286938","display_name":"Yanbiao Zou","orcid":"https://orcid.org/0000-0001-7581-6774"},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yanbiao Zou","raw_affiliation_strings":["School of Mechanical and Automotive Engineering, South China University of Technology, Guangzhou, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Mechanical and Automotive Engineering, South China University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5072701186","display_name":"Hengchang Zhou","orcid":"https://orcid.org/0000-0003-2172-3104"},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hengchang Zhou","raw_affiliation_strings":["School of Mechanical and Automotive Engineering, South China University of Technology, Guangzhou, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Mechanical and Automotive Engineering, South China University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I90610280"],"apc_list":null,"apc_paid":null,"fwci":0.772,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.68367567,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":98},"biblio":{"volume":"49","issue":"4","first_page":"770","last_page":"778"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10834","display_name":"Welding Techniques and Residual Stresses","score":0.9994000196456909,"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"}},"topics":[{"id":"https://openalex.org/T10834","display_name":"Welding Techniques and Residual Stresses","score":0.9994000196456909,"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"}},{"id":"https://openalex.org/T12111","display_name":"Industrial Vision Systems and Defect Detection","score":0.9922000169754028,"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/T10638","display_name":"Optical measurement and interference techniques","score":0.9861000180244446,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.7149698138237},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.682149350643158},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6682841181755066},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.6108207702636719},{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.5525036454200745},{"id":"https://openalex.org/keywords/welding","display_name":"Welding","score":0.5347790718078613},{"id":"https://openalex.org/keywords/artificial-neural-network","display_name":"Artificial neural network","score":0.5328068733215332},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.48264461755752563},{"id":"https://openalex.org/keywords/tracking","display_name":"Tracking (education)","score":0.4401935935020447},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.416303426027298},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.20418161153793335},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.10740584135055542}],"concepts":[{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.7149698138237},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.682149350643158},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6682841181755066},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.6108207702636719},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.5525036454200745},{"id":"https://openalex.org/C19474535","wikidata":"https://www.wikidata.org/wiki/Q131172","display_name":"Welding","level":2,"score":0.5347790718078613},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.5328068733215332},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.48264461755752563},{"id":"https://openalex.org/C2775936607","wikidata":"https://www.wikidata.org/wiki/Q466845","display_name":"Tracking (education)","level":2,"score":0.4401935935020447},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.416303426027298},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.20418161153793335},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.10740584135055542},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C19417346","wikidata":"https://www.wikidata.org/wiki/Q7922","display_name":"Pedagogy","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1108/ir-08-2021-0175","is_oa":false,"landing_page_url":"https://doi.org/10.1108/ir-08-2021-0175","pdf_url":null,"source":{"id":"https://openalex.org/S166948985","display_name":"Industrial Robot the international journal of robotics research and application","issn_l":"0143-991X","issn":["0143-991X","1758-5791"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319811","host_organization_name":"Emerald Publishing Limited","host_organization_lineage":["https://openalex.org/P4310319811"],"host_organization_lineage_names":["Emerald Publishing Limited"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Industrial Robot: the international journal of robotics research and application","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W1996632657","https://openalex.org/W2081038028","https://openalex.org/W2121155734","https://openalex.org/W2154055708","https://openalex.org/W2194775991","https://openalex.org/W2250461676","https://openalex.org/W2557641257","https://openalex.org/W2588423609","https://openalex.org/W2726187156","https://openalex.org/W2736601468","https://openalex.org/W2737692403","https://openalex.org/W2750020389","https://openalex.org/W2793074270","https://openalex.org/W2796523157","https://openalex.org/W2889377571","https://openalex.org/W2894197539","https://openalex.org/W2894603044","https://openalex.org/W3120464821"],"related_works":["https://openalex.org/W2084086966","https://openalex.org/W2262409920","https://openalex.org/W3192220280","https://openalex.org/W2393201117","https://openalex.org/W4220851919","https://openalex.org/W2549651119","https://openalex.org/W2969591342","https://openalex.org/W2356243972","https://openalex.org/W2322861729","https://openalex.org/W2054910201"],"abstract_inverted_index":{"Purpose":[0],"This":[1],"paper":[2],"aims":[3],"to":[4,36,75,88,159,178],"propose":[5],"a":[6,20],"weld":[7,65,160,165],"seam":[8,114,161,166],"tracking":[9,91,167,182],"method":[10,47],"based":[11,23],"on":[12,24,108,171],"proximal":[13],"policy":[14],"optimization":[15],"(PPO).":[16],"Design/methodology/approach":[17],"By":[18],"constructing":[19],"neural":[21],"network":[22,71,168],"PPO":[25],"and":[26,32,56,105,135,137,163,188],"using":[27],"the":[28,33,40,44,46,49,53,58,64,77,82,90,99,109,120,123,130,138,146,164,172,181,184,189],"reference":[29,78,190],"image":[30,34,79,155],"block":[31,35,80],"be":[37,193],"detected":[38],"as":[39],"dual-channel":[41],"input":[42],"of":[43,60,112,125,148,154,174],"network,":[45],"predicts":[48],"translation":[50],"relation":[51],"between":[52],"two":[54],"images":[55,115,191],"corrects":[57],"location":[59],"feature":[61],"points":[62],"in":[63],"image.":[66],"The":[67,152],"localization":[68],"accuracy":[69],"estimation":[70],"(LAE-Net)":[72],"is":[73,86,128,133,141,157,169,186],"built":[74,170],"update":[76],"during":[81],"welding":[83,121,126,139],"process,":[84],"which":[85,143],"helpful":[87],"reduce":[89],"error.":[92],"Findings":[93],"Off-line":[94],"simulation":[95],"results":[96],"show":[97],"that":[98],"proposed":[100],"algorithm":[101],"has":[102],"strong":[103,117],"robustness":[104],"performs":[106],"well":[107],"test":[110],"set":[111],"curved":[113],"with":[116],"noise.":[118],"In":[119,176],"experiment,":[122],"movement":[124],"torch":[127],"stable,":[129],"molten":[131],"material":[132],"uniform":[134],"smooth":[136],"error":[140],"small,":[142],"can":[144,192],"meet":[145],"requirements":[147],"industrial":[149],"production.":[150],"Originality/value":[151],"idea":[153],"registration":[156],"applied":[158],"tracking,":[162],"basis":[173],"PPO.":[175],"order":[177],"further":[179],"improve":[180],"accuracy,":[183],"LAE-Net":[185],"constructed":[187],"updated.":[194]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":5},{"year":2022,"cited_by_count":2}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}