{"id":"https://openalex.org/W7131069677","doi":"https://doi.org/10.1093/comjnl/bxag015","title":"Stand-up indulgent gathering on lines for myopic luminous robots","display_name":"Stand-up indulgent gathering on lines for myopic luminous robots","publication_year":2026,"publication_date":"2026-02-04","ids":{"openalex":"https://openalex.org/W7131069677","doi":"https://doi.org/10.1093/comjnl/bxag015"},"language":"en","primary_location":{"id":"doi:10.1093/comjnl/bxag015","doi":"https://doi.org/10.1093/comjnl/bxag015","is_oa":false,"landing_page_url":"https://doi.org/10.1093/comjnl/bxag015","pdf_url":null,"source":{"id":"https://openalex.org/S44643521","display_name":"The Computer Journal","issn_l":"0010-4620","issn":["0010-4620","1460-2067"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["ccf-b","cwts-core","dongbi-c","jufo-1","norway-1","poland-40","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Computer Journal","raw_type":"journal-article"},"volume":null,"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/A5054863398","display_name":"Quentin Bramas","orcid":"https://orcid.org/0000-0003-0612-5616","observed_orcids":["https://orcid.org/0000-0003-0612-5616"]},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I4210100283","display_name":"Laboratoire des Sciences de l'Ing\u00e9nieur, de l'Informatique et de l'Imagerie","ror":"https://ror.org/00k4e5n71","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I1326498283","https://openalex.org/I2801509770","https://openalex.org/I4210095849","https://openalex.org/I4210100283","https://openalex.org/I4210159245","https://openalex.org/I68947357"]},{"id":"https://openalex.org/I68947357","display_name":"Universit\u00e9 de Strasbourg","ror":"https://ror.org/00pg6eq24","country_code":"FR","type":"education","lineage":["https://openalex.org/I68947357"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Quentin Bramas","raw_affiliation_strings":["Department of Computer Science , University of Strasbourg, ICube, CNRS, 300 Bd S\u00e9bastien Brant, 67412, Illkirch-Graffenstaden,"],"raw_orcid":"https://orcid.org/0000-0003-0612-5616","affiliations":[{"raw_affiliation_string":"Department of Computer Science , University of Strasbourg, ICube, CNRS, 300 Bd S\u00e9bastien Brant, 67412, Illkirch-Graffenstaden,","institution_ids":["https://openalex.org/I1294671590","https://openalex.org/I4210100283","https://openalex.org/I68947357"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023541322","display_name":"Hirotsugu Kakugawa","orcid":"https://orcid.org/0000-0003-1087-410X","observed_orcids":["https://orcid.org/0000-0003-1087-410X"]},"institutions":[{"id":"https://openalex.org/I103390050","display_name":"Ryukoku University","ror":"https://ror.org/012tqgb57","country_code":"JP","type":"education","lineage":["https://openalex.org/I103390050"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hirotsugu Kakugawa","raw_affiliation_strings":["Faculty of Advanced Science and Technology , Ryukoku University, 1-5 Yokotani, Seta Oe, Otsu, Shiga, 520-2194,"],"raw_orcid":"https://orcid.org/0000-0003-1087-410X","affiliations":[{"raw_affiliation_string":"Faculty of Advanced Science and Technology , Ryukoku University, 1-5 Yokotani, Seta Oe, Otsu, Shiga, 520-2194,","institution_ids":["https://openalex.org/I103390050"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071032734","display_name":"Sayaka Kamei","orcid":"https://orcid.org/0000-0003-1716-3028","observed_orcids":["https://orcid.org/0000-0003-1716-3028"]},"institutions":[{"id":"https://openalex.org/I113306721","display_name":"Hiroshima University","ror":"https://ror.org/03t78wx29","country_code":"JP","type":"education","lineage":["https://openalex.org/I113306721"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Sayaka Kamei","raw_affiliation_strings":["Graduate School of Advanced Science and Engineering , Hiroshima University, 1-7-1 Kagamiyama, Higashi Hiroshima, Hiroshima, 739-8521,"],"raw_orcid":"https://orcid.org/0000-0003-1716-3028","affiliations":[{"raw_affiliation_string":"Graduate School of Advanced Science and Engineering , Hiroshima University, 1-7-1 Kagamiyama, Higashi Hiroshima, Hiroshima, 739-8521,","institution_ids":["https://openalex.org/I113306721"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043476646","display_name":"Anissa Lamani","orcid":"https://orcid.org/0000-0001-7774-8402","observed_orcids":["https://orcid.org/0000-0001-7774-8402"]},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I4210100283","display_name":"Laboratoire des Sciences de l'Ing\u00e9nieur, de l'Informatique et de l'Imagerie","ror":"https://ror.org/00k4e5n71","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I1326498283","https://openalex.org/I2801509770","https://openalex.org/I4210095849","https://openalex.org/I4210100283","https://openalex.org/I4210159245","https://openalex.org/I68947357"]},{"id":"https://openalex.org/I68947357","display_name":"Universit\u00e9 de Strasbourg","ror":"https://ror.org/00pg6eq24","country_code":"FR","type":"education","lineage":["https://openalex.org/I68947357"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Anissa Lamani","raw_affiliation_strings":["Department of Computer Science , University of Strasbourg, ICube, CNRS, 300 Bd S\u00e9bastien Brant, 67412, Illkirch-Graffenstaden,"],"raw_orcid":"https://orcid.org/0000-0001-7774-8402","affiliations":[{"raw_affiliation_string":"Department of Computer Science , University of Strasbourg, ICube, CNRS, 300 Bd S\u00e9bastien Brant, 67412, Illkirch-Graffenstaden,","institution_ids":["https://openalex.org/I1294671590","https://openalex.org/I4210100283","https://openalex.org/I68947357"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054694650","display_name":"Fukuhito Ooshita","orcid":"https://orcid.org/0000-0001-9400-1095","observed_orcids":["https://orcid.org/0000-0001-9400-1095"]},"institutions":[{"id":"https://openalex.org/I125590103","display_name":"Fukui University of Technology","ror":"https://ror.org/01tm0rr86","country_code":"JP","type":"education","lineage":["https://openalex.org/I125590103"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Fukuhito Ooshita","raw_affiliation_strings":["Faculty of Engineering , Fukui University of Technology, Gakuen 3-6-1, Fukui-shi, Fukui 910-8505,"],"raw_orcid":"https://orcid.org/0000-0001-9400-1095","affiliations":[{"raw_affiliation_string":"Faculty of Engineering , Fukui University of Technology, Gakuen 3-6-1, Fukui-shi, Fukui 910-8505,","institution_ids":["https://openalex.org/I125590103"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108670540","display_name":"Masahiro Shibata","orcid":"https://orcid.org/0000-0003-1414-8033","observed_orcids":["https://orcid.org/0000-0003-1414-8033"]},"institutions":[{"id":"https://openalex.org/I207014233","display_name":"Kyushu Institute of Technology","ror":"https://ror.org/02278tr80","country_code":"JP","type":"education","lineage":["https://openalex.org/I207014233"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masahiro Shibata","raw_affiliation_strings":["Graduate school of Computer Science and Systems Engineering , Kyushu Institute of Technology, 680-4 Kawazu, Iizuka, Fukuoka, 820-8502,"],"raw_orcid":"https://orcid.org/0000-0003-1414-8033","affiliations":[{"raw_affiliation_string":"Graduate school of Computer Science and Systems Engineering , Kyushu Institute of Technology, 680-4 Kawazu, Iizuka, Fukuoka, 820-8502,","institution_ids":["https://openalex.org/I207014233"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5073883755","display_name":"S\u00e9bastien Tixeuil","orcid":"https://orcid.org/0000-0002-0948-7172","observed_orcids":["https://orcid.org/0000-0002-0948-7172"]},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I39804081","display_name":"Sorbonne Universit\u00e9","ror":"https://ror.org/02en5vm52","country_code":"FR","type":"education","lineage":["https://openalex.org/I39804081"]},{"id":"https://openalex.org/I4210159731","display_name":"LIP6","ror":"https://ror.org/05krcen59","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I39804081","https://openalex.org/I4210159245","https://openalex.org/I4210159731"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"S\u00e9bastien Tixeuil","raw_affiliation_strings":["Sorbonne University , CNRS, LIP6, IUF, 4 place Jussieu, 75005 Paris,"],"raw_orcid":"https://orcid.org/0000-0002-0948-7172","affiliations":[{"raw_affiliation_string":"Sorbonne University , CNRS, LIP6, IUF, 4 place Jussieu, 75005 Paris,","institution_ids":["https://openalex.org/I1294671590","https://openalex.org/I39804081","https://openalex.org/I4210159731"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":9,"corresponding_author_ids":["https://openalex.org/A5071032734"],"corresponding_institution_ids":["https://openalex.org/I113306721"],"apc_list":{"value":2877,"currency":"GBP","value_usd":3794},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.08712535,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"69","issue":"7","first_page":"1122","last_page":"1132"},"is_retracted":false,"is_paratext":false,"is_xpac":true,"primary_topic":{"id":"https://openalex.org/T12288","display_name":"Optimization and Search Problems","score":0.9829000234603882,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12288","display_name":"Optimization and Search Problems","score":0.9829000234603882,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10772","display_name":"Distributed systems and fault tolerance","score":0.00419999985024333,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T12784","display_name":"Modular Robots and Swarm Intelligence","score":0.0031999999191612005,"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/mobile-robots","display_name":"mobile robots","score":0.5789999961853027},{"id":"https://openalex.org/keywords/crash-fault-tolerance","display_name":"crash fault tolerance","score":0.8650000095367432},{"id":"https://openalex.org/keywords/gathering-problem","display_name":"gathering problem","score":0.7570000290870667},{"id":"https://openalex.org/keywords/border-nodes","display_name":"border nodes","score":0.8619999885559082},{"id":"https://openalex.org/keywords/distributed-algorithms","display_name":"distributed algorithms","score":0.4090000092983246}],"concepts":[{"id":"https://openalex.org/C90509273","wikidata":"https://www.wikidata.org/wiki/Q11012","display_name":"Robot","level":2,"score":0.8141000270843506},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7009999752044678},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.6618000268936157},{"id":"https://openalex.org/C123403432","wikidata":"https://www.wikidata.org/wiki/Q654068","display_name":"Visibility","level":2,"score":0.5878000259399414},{"id":"https://openalex.org/C19966478","wikidata":"https://www.wikidata.org/wiki/Q4810574","display_name":"Mobile robot","level":3,"score":0.5228999853134155},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.5163000226020813},{"id":"https://openalex.org/C183469790","wikidata":"https://www.wikidata.org/wiki/Q333501","display_name":"Crash","level":2,"score":0.41449999809265137},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.34380000829696655},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.3434999883174896},{"id":"https://openalex.org/C156004811","wikidata":"https://www.wikidata.org/wiki/Q2228257","display_name":"Multiplicity (mathematics)","level":2,"score":0.33489999175071716},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.3224000036716461},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.26820001006126404},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.26600000262260437},{"id":"https://openalex.org/C130120984","wikidata":"https://www.wikidata.org/wiki/Q2835898","display_name":"Distributed algorithm","level":2,"score":0.260699987411499},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.25609999895095825}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1093/comjnl/bxag015","doi":"https://doi.org/10.1093/comjnl/bxag015","is_oa":false,"landing_page_url":"https://doi.org/10.1093/comjnl/bxag015","pdf_url":null,"source":{"id":"https://openalex.org/S44643521","display_name":"The Computer Journal","issn_l":"0010-4620","issn":["0010-4620","1460-2067"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["ccf-b","cwts-core","dongbi-c","jufo-1","norway-1","poland-40","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Computer Journal","raw_type":"journal-article"},{"id":"pmh:oai:HAL:hal-05524331v1","doi":null,"is_oa":false,"landing_page_url":"https://hal.sorbonne-universite.fr/hal-05524331","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"The Computer Journal, 2026, &#x27E8;10.1093/comjnl/bxag015&#x27E9;","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":null,"sustainable_development_goals":[],"sustainable_development_goals_aurora":[{"id":"https://metadata.un.org/sdg/16","display_name":"Peace, justice, and strong institutions","score":0.6373299956321716}],"study_designs":[],"awards":[{"id":"https://openalex.org/G149800810","display_name":"Safe, Adaptive, and Provable Protocols for Oblivious Robots Operation","funder_award_id":"ANR-19-CE25-0005","funder_id":"https://openalex.org/F4320320883","funder_display_name":"Agence Nationale de la Recherche"}],"funders":[{"id":"https://openalex.org/F4320320883","display_name":"Agence Nationale de la Recherche","ror":"https://ror.org/00rbzpz17"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W1988782771","https://openalex.org/W2082183470","https://openalex.org/W2144182788","https://openalex.org/W2296734119","https://openalex.org/W2799682810","https://openalex.org/W2887097023","https://openalex.org/W2909857511","https://openalex.org/W2965788437","https://openalex.org/W3014020944","https://openalex.org/W3109031733","https://openalex.org/W3182674124","https://openalex.org/W3206027561","https://openalex.org/W4249074139","https://openalex.org/W4307210994","https://openalex.org/W4365460860","https://openalex.org/W4387198057","https://openalex.org/W4394615935","https://openalex.org/W4398225801"],"related_works":[],"abstract_inverted_index":{"Abstract":[0],"We":[1,94],"consider":[2,95],"a":[3,32,41,70,80,84,128,132,176],"strong":[4],"variant":[5],"of":[6,34,48,51,111,123,181],"the":[7,49,103,109,121,167,186],"crash":[8],"fault-tolerant":[9],"gathering":[10],"problem":[11],"called":[12],"Stand-Up":[13],"Indulgent":[14],"Gathering":[15],"(SUIG),":[16],"by":[17],"robots":[18,36,64,138,143],"endowed":[19],"with":[20],"limited":[21],"visibility":[22],"sensors":[23],"and":[24,78,117],"lights":[25],"on":[26,98,144],"line-shaped":[27],"networks.":[28],"In":[29],"this":[30],"problem,":[31],"group":[33],"mobile":[35],"must":[37],"eventually":[38],"gather":[39],"at":[40,145,175,178],"single":[42],"location,":[43],"not":[44],"known":[45],"beforehand,":[46],"regardless":[47],"occurrence":[50],"crashes.":[52],"Differently":[53],"from":[54,83],"previous":[55],"work":[56],"that":[57,63,139],"considered":[58],"unlimited":[59],"visibility,":[60],"we":[61],"assume":[62],"can":[65,163],"observe":[66],"nodes":[67,112,124],"only":[68],"within":[69,185],"certain":[71],"fixed":[72,85],"distance":[73],"(i.e.":[74,87,183],"they":[75,88],"are":[76,89],"myopic),":[77],"emit":[79],"visible":[81],"color":[82],"set":[86],"luminous),":[90],"without":[91],"multiplicity":[92],"detection.":[93],"algorithms":[96],"depending":[97],"two":[99,114],"parameters":[100],"related":[101],"to":[102,153],"initial":[104],"configuration:":[105],"$M_{\\mathrm{init}}$,":[106],"which":[107,119],"denotes":[108,120],"number":[110,122],"between":[113],"border":[115,129],"nodes,":[116],"$O_{\\mathrm{init}}$,":[118],"hosting":[125,134],"robots.":[126],"Then,":[127],"node":[130,133,177],"is":[131,152,160],"one":[135,147],"or":[136,158],"more":[137],"cannot":[140],"see":[141],"other":[142],"least":[146],"side.":[148],"Our":[149],"main":[150],"contribution":[151],"prove":[154],"that,":[155],"if":[156,172],"$M_{\\mathrm{init}}$":[157],"$O_{\\mathrm{init}}$":[159],"odd,":[161],"SUIG":[162],"be":[164],"solved":[165],"in":[166],"fully":[168],"synchronous":[169],"model":[170],"even":[171],"crashes":[173],"occur":[174],"any":[179],"phase":[180],"execution":[182],"including":[184],"LCM":[187],"cycle).":[188]},"counts_by_year":[],"updated_date":"2026-10-14T16:39:01.820549","created_date":"2025-10-10T00:00:00"}
