{"id":"https://openalex.org/W3111998815","doi":"https://doi.org/10.1109/smc42975.2020.9283384","title":"Basic research on navigator fatigue and lookout performance","display_name":"Basic research on navigator fatigue and lookout performance","publication_year":2020,"publication_date":"2020-10-11","ids":{"openalex":"https://openalex.org/W3111998815","doi":"https://doi.org/10.1109/smc42975.2020.9283384","mag":"3111998815"},"language":"en","primary_location":{"id":"doi:10.1109/smc42975.2020.9283384","is_oa":false,"landing_page_url":"https://doi.org/10.1109/smc42975.2020.9283384","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE International Conference on Systems, Man, and Cybernetics (SMC)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5011730789","display_name":"Chihiro Nishizaki","orcid":null},"institutions":[{"id":"https://openalex.org/I48840829","display_name":"Tokyo University of Marine Science and Technology","ror":"https://ror.org/048nxq511","country_code":"JP","type":"education","lineage":["https://openalex.org/I48840829"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Chihiro Nishizaki","raw_affiliation_strings":["Tokyo University of Marine Science and Technology, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tokyo University of Marine Science and Technology, Tokyo, Japan","institution_ids":["https://openalex.org/I48840829"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072556113","display_name":"Shunsuke Kitani","orcid":"https://orcid.org/0000-0002-8600-1295"},"institutions":[{"id":"https://openalex.org/I48840829","display_name":"Tokyo University of Marine Science and Technology","ror":"https://ror.org/048nxq511","country_code":"JP","type":"education","lineage":["https://openalex.org/I48840829"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shunsuke Kitani","raw_affiliation_strings":["Tokyo University of Marine Science and Technology, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tokyo University of Marine Science and Technology, Tokyo, Japan","institution_ids":["https://openalex.org/I48840829"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5006256540","display_name":"Tadatsugi Okazaki","orcid":"https://orcid.org/0000-0001-6301-5478"},"institutions":[{"id":"https://openalex.org/I48840829","display_name":"Tokyo University of Marine Science and Technology","ror":"https://ror.org/048nxq511","country_code":"JP","type":"education","lineage":["https://openalex.org/I48840829"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tadatsugi Okazaki","raw_affiliation_strings":["Tokyo University of Marine Science and Technology, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tokyo University of Marine Science and Technology, Tokyo, Japan","institution_ids":["https://openalex.org/I48840829"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I48840829"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.26934039,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"1796","last_page":"1802"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10525","display_name":"Human-Automation Interaction and Safety","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/3207","display_name":"Social Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T10525","display_name":"Human-Automation Interaction and Safety","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/3207","display_name":"Social Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11622","display_name":"Maritime Navigation and Safety","score":0.9965000152587891,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/T14056","display_name":"Safety Warnings and Signage","score":0.9872000217437744,"subfield":{"id":"https://openalex.org/subfields/3207","display_name":"Social Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/workload","display_name":"Workload","score":0.9257004857063293},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.6037534475326538},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.542641282081604},{"id":"https://openalex.org/keywords/mental-fatigue","display_name":"Mental fatigue","score":0.5204444527626038},{"id":"https://openalex.org/keywords/simulation","display_name":"Simulation","score":0.5189713835716248},{"id":"https://openalex.org/keywords/bridge","display_name":"Bridge (graph theory)","score":0.48407307267189026},{"id":"https://openalex.org/keywords/aeronautics","display_name":"Aeronautics","score":0.36894044280052185},{"id":"https://openalex.org/keywords/applied-psychology","display_name":"Applied psychology","score":0.3336789608001709},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.24499520659446716},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2323162853717804},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.16128268837928772}],"concepts":[{"id":"https://openalex.org/C2778476105","wikidata":"https://www.wikidata.org/wiki/Q628539","display_name":"Workload","level":2,"score":0.9257004857063293},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.6037534475326538},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.542641282081604},{"id":"https://openalex.org/C2982735371","wikidata":"https://www.wikidata.org/wiki/Q9690","display_name":"Mental fatigue","level":2,"score":0.5204444527626038},{"id":"https://openalex.org/C44154836","wikidata":"https://www.wikidata.org/wiki/Q45045","display_name":"Simulation","level":1,"score":0.5189713835716248},{"id":"https://openalex.org/C100776233","wikidata":"https://www.wikidata.org/wiki/Q2532492","display_name":"Bridge (graph theory)","level":2,"score":0.48407307267189026},{"id":"https://openalex.org/C178802073","wikidata":"https://www.wikidata.org/wiki/Q8421","display_name":"Aeronautics","level":1,"score":0.36894044280052185},{"id":"https://openalex.org/C75630572","wikidata":"https://www.wikidata.org/wiki/Q538904","display_name":"Applied psychology","level":1,"score":0.3336789608001709},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.24499520659446716},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2323162853717804},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.16128268837928772},{"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/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.0},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/smc42975.2020.9283384","is_oa":false,"landing_page_url":"https://doi.org/10.1109/smc42975.2020.9283384","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE International Conference on Systems, Man, and Cybernetics (SMC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W773426804","https://openalex.org/W1480843547","https://openalex.org/W1987641163","https://openalex.org/W2000986693","https://openalex.org/W2001319343","https://openalex.org/W2014222614","https://openalex.org/W2014458049","https://openalex.org/W2026699230","https://openalex.org/W2046050073","https://openalex.org/W2052506385","https://openalex.org/W2073834619","https://openalex.org/W2096528944","https://openalex.org/W2110017066","https://openalex.org/W2146948159","https://openalex.org/W2511912307","https://openalex.org/W2736298906","https://openalex.org/W3042177439","https://openalex.org/W6741219479","https://openalex.org/W6780793478"],"related_works":["https://openalex.org/W2000785801","https://openalex.org/W986318368","https://openalex.org/W2384410913","https://openalex.org/W2352878646","https://openalex.org/W2004734601","https://openalex.org/W3031160782","https://openalex.org/W3203913527","https://openalex.org/W4317914821","https://openalex.org/W3208995636","https://openalex.org/W4229029880"],"abstract_inverted_index":{"Numerous":[0],"ship":[1],"collisions":[2],"occur":[3],"due":[4],"to":[5,61,92,99,166],"navigator":[6,94,106,158,161],"errors":[7,163],"such":[8],"as":[9,151],"improper":[10],"lookout":[11],"in":[12,21,108,123],"a":[13,27,46,133],"navigational":[14],"watch,":[15],"which":[16],"is":[17,32],"considered":[18,33],"an":[19,152],"error":[20],"the":[22,36,64,73,79,101,143],"situation":[23],"awareness":[24],"(SA)":[25],"of":[26,35,38,57,66,68,78,103,116,142],"navigator.":[28],"Moreover,":[29],"mental":[30,48,114],"workload":[31,49,76,115],"one":[34],"causes":[37],"human":[39],"error,":[40],"and":[41,53,72,82,112],"navigators":[42,117],"are":[43,89,164],"often":[44],"under":[45,168],"high":[47],"onboard,":[50],"experiencing":[51],"fatigue":[52,104,120,169],"stress.":[54],"The":[55,140],"aim":[56,97],"this":[58],"study":[59],"was":[60,98,121,129,149],"confirm":[62],"that":[63,147],"coefficient":[65],"variation":[67],"R-R":[69],"interval":[70],"(CVRR)":[71],"adaptive":[74],"weighted":[75],"(AWWL)":[77],"National":[80],"Aeronautics":[81],"Space":[83],"Administration":[84],"Task":[85],"Load":[86],"Index":[87],"(NASA-TLX)":[88],"effective":[90,153],"indexes":[91],"measure":[93],"fatigue.":[95,159],"Another":[96],"show":[100],"effect":[102],"on":[105],"SA":[107,128,162],"lookout.":[109],"Thus,":[110],"subjective":[111],"objective":[113,154],"caused":[118],"by":[119,131],"measured":[122,130],"bridge":[124],"simulator":[125],"experiments.":[126],"Navigator":[127],"using":[132],"Situation":[134],"Awareness":[135],"Global":[136],"Assessment":[137],"Technique":[138],"(SAGAT).":[139],"results":[141],"experiments":[144],"were":[145],"shown":[146],"CVRR":[148],"confirmed":[150],"index":[155],"for":[156],"measuring":[157],"Further,":[160],"likely":[165],"increase":[167],"conditions.":[170]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}