{"id":"https://openalex.org/W4327741209","doi":"https://doi.org/10.1177/00375497231159944","title":"Spatial iterative coordination for parallel simulation-based optimization of large-scale traffic signal control","display_name":"Spatial iterative coordination for parallel simulation-based optimization of large-scale traffic signal control","publication_year":2023,"publication_date":"2023-03-17","ids":{"openalex":"https://openalex.org/W4327741209","doi":"https://doi.org/10.1177/00375497231159944"},"language":"en","primary_location":{"id":"doi:10.1177/00375497231159944","is_oa":false,"landing_page_url":"https://doi.org/10.1177/00375497231159944","pdf_url":null,"source":{"id":"https://openalex.org/S32573412","display_name":"SIMULATION","issn_l":"0037-5497","issn":["0037-5497","1741-3133"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"SIMULATION","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/A5080332038","display_name":"Wen Jun Tan","orcid":"https://orcid.org/0000-0003-2204-0639"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":true,"raw_author_name":"Wen Jun Tan","raw_affiliation_strings":["School of Computer Science and Technology, Nanyang Technological University (NTU), Singapore"],"raw_orcid":"https://orcid.org/0000-0003-2204-0639","affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Nanyang Technological University (NTU), Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042423448","display_name":"Philipp Andelfinger","orcid":"https://orcid.org/0000-0002-0211-7136"},"institutions":[{"id":"https://openalex.org/I4665924","display_name":"University of Rostock","ror":"https://ror.org/03zdwsf69","country_code":"DE","type":"education","lineage":["https://openalex.org/I4665924"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Philipp Andelfinger","raw_affiliation_strings":["Modeling and Simulation Group, Institute for Visual and Analytic Computing, Universit\u00e4t Rostock, Germany"],"raw_orcid":"https://orcid.org/0000-0002-0211-7136","affiliations":[{"raw_affiliation_string":"Modeling and Simulation Group, Institute for Visual and Analytic Computing, Universit\u00e4t Rostock, Germany","institution_ids":["https://openalex.org/I4665924"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036580072","display_name":"Wentong Cai","orcid":"https://orcid.org/0000-0002-0183-3835"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Wentong Cai","raw_affiliation_strings":["School of Computer Science and Technology, Nanyang Technological University (NTU), Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Nanyang Technological University (NTU), Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071303146","display_name":"David Eckhoff","orcid":"https://orcid.org/0000-0002-2920-0757"},"institutions":[{"id":"https://openalex.org/I62916508","display_name":"Technical University of Munich","ror":"https://ror.org/02kkvpp62","country_code":"DE","type":"education","lineage":["https://openalex.org/I62916508"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"David Eckhoff","raw_affiliation_strings":["MoVES (Mobility in Virtual Environments at Scale) laboratory, TUMCREATE Limited, Singapore","School of Computation, Information and Technology, Technical University of Munich, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"MoVES (Mobility in Virtual Environments at Scale) laboratory, TUMCREATE Limited, Singapore","institution_ids":[]},{"raw_affiliation_string":"School of Computation, Information and Technology, Technical University of Munich, Germany","institution_ids":["https://openalex.org/I62916508"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5063781430","display_name":"Alois Knoll","orcid":"https://orcid.org/0000-0003-4840-076X"},"institutions":[{"id":"https://openalex.org/I62916508","display_name":"Technical University of Munich","ror":"https://ror.org/02kkvpp62","country_code":"DE","type":"education","lineage":["https://openalex.org/I62916508"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Alois Knoll","raw_affiliation_strings":["School of Computation, Information and Technology, Technical University of Munich, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computation, Information and Technology, Technical University of Munich, Germany","institution_ids":["https://openalex.org/I62916508"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5080332038"],"corresponding_institution_ids":["https://openalex.org/I172675005"],"apc_list":null,"apc_paid":null,"fwci":0.9814,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.74431437,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"101","issue":"5","first_page":"539","last_page":"556"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10524","display_name":"Traffic control and management","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems 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/T10524","display_name":"Traffic control and management","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems 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/T10698","display_name":"Transportation Planning and Optimization","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/3313","display_name":"Transportation"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11344","display_name":"Traffic Prediction and Management Techniques","score":0.9987999796867371,"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/computer-science","display_name":"Computer science","score":0.6634653806686401},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.5840522646903992},{"id":"https://openalex.org/keywords/signal-timing","display_name":"Signal timing","score":0.534034013748169},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.48733219504356384},{"id":"https://openalex.org/keywords/convergence","display_name":"Convergence (economics)","score":0.486666738986969},{"id":"https://openalex.org/keywords/synchronizing","display_name":"Synchronizing","score":0.45904794335365295},{"id":"https://openalex.org/keywords/synchronization","display_name":"Synchronization (alternating current)","score":0.4470597207546234},{"id":"https://openalex.org/keywords/speedup","display_name":"Speedup","score":0.44419533014297485},{"id":"https://openalex.org/keywords/global-optimization","display_name":"Global optimization","score":0.4169188141822815},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.30093616247177124},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.24984312057495117},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.22283241152763367},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.19561660289764404},{"id":"https://openalex.org/keywords/traffic-signal","display_name":"Traffic signal","score":0.16921502351760864}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6634653806686401},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.5840522646903992},{"id":"https://openalex.org/C2776006172","wikidata":"https://www.wikidata.org/wiki/Q7512741","display_name":"Signal timing","level":3,"score":0.534034013748169},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.48733219504356384},{"id":"https://openalex.org/C2777303404","wikidata":"https://www.wikidata.org/wiki/Q759757","display_name":"Convergence (economics)","level":2,"score":0.486666738986969},{"id":"https://openalex.org/C162932704","wikidata":"https://www.wikidata.org/wiki/Q1058791","display_name":"Synchronizing","level":3,"score":0.45904794335365295},{"id":"https://openalex.org/C2778562939","wikidata":"https://www.wikidata.org/wiki/Q1298791","display_name":"Synchronization (alternating current)","level":3,"score":0.4470597207546234},{"id":"https://openalex.org/C68339613","wikidata":"https://www.wikidata.org/wiki/Q1549489","display_name":"Speedup","level":2,"score":0.44419533014297485},{"id":"https://openalex.org/C164752517","wikidata":"https://www.wikidata.org/wiki/Q5570875","display_name":"Global optimization","level":2,"score":0.4169188141822815},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.30093616247177124},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.24984312057495117},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.22283241152763367},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.19561660289764404},{"id":"https://openalex.org/C2987419075","wikidata":"https://www.wikidata.org/wiki/Q8004","display_name":"Traffic signal","level":2,"score":0.16921502351760864},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.0},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0},{"id":"https://openalex.org/C50522688","wikidata":"https://www.wikidata.org/wiki/Q189833","display_name":"Economic growth","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1177/00375497231159944","is_oa":false,"landing_page_url":"https://doi.org/10.1177/00375497231159944","pdf_url":null,"source":{"id":"https://openalex.org/S32573412","display_name":"SIMULATION","issn_l":"0037-5497","issn":["0037-5497","1741-3133"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"SIMULATION","raw_type":"journal-article"},{"id":"pmh:oai:dr.ntu.edu.sg:10356/168958","is_oa":false,"landing_page_url":"https://hdl.handle.net/10356/168958","pdf_url":null,"source":{"id":"https://openalex.org/S4306402609","display_name":"DR-NTU (Nanyang Technological University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I172675005","host_organization_name":"Nanyang Technological University","host_organization_lineage":["https://openalex.org/I172675005"],"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":"Journal Article"},{"id":"pmh:oai:dr.ntu.edu.sg:10356/207086","is_oa":false,"landing_page_url":"https://hdl.handle.net/10356/207086","pdf_url":null,"source":{"id":"https://openalex.org/S4306402609","display_name":"DR-NTU (Nanyang Technological University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I172675005","host_organization_name":"Nanyang Technological University","host_organization_lineage":["https://openalex.org/I172675005"],"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":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G7922941631","display_name":"Simulationsbasierte Optimierung mittels differenzierbarer Agenten (SODA)","funder_award_id":"497901036","funder_id":"https://openalex.org/F4320320879","funder_display_name":"Deutsche Forschungsgemeinschaft"}],"funders":[{"id":"https://openalex.org/F4320320879","display_name":"Deutsche Forschungsgemeinschaft","ror":"https://ror.org/018mejw64"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":36,"referenced_works":["https://openalex.org/W1831950995","https://openalex.org/W1986459634","https://openalex.org/W2004951603","https://openalex.org/W2007707130","https://openalex.org/W2012404125","https://openalex.org/W2019562679","https://openalex.org/W2029639182","https://openalex.org/W2052955447","https://openalex.org/W2065783918","https://openalex.org/W2094988022","https://openalex.org/W2095103929","https://openalex.org/W2105556121","https://openalex.org/W2118840131","https://openalex.org/W2155745915","https://openalex.org/W2163982903","https://openalex.org/W2164732484","https://openalex.org/W2255423439","https://openalex.org/W2299776798","https://openalex.org/W2460061157","https://openalex.org/W2590500707","https://openalex.org/W2605549304","https://openalex.org/W2615316937","https://openalex.org/W2713016753","https://openalex.org/W2803354197","https://openalex.org/W2892336140","https://openalex.org/W2900019936","https://openalex.org/W2993471286","https://openalex.org/W3005230236","https://openalex.org/W3142821107","https://openalex.org/W3145013517","https://openalex.org/W3202185240","https://openalex.org/W4230684782","https://openalex.org/W4238691122","https://openalex.org/W4254300870","https://openalex.org/W4254942564","https://openalex.org/W4301860959"],"related_works":["https://openalex.org/W2359328895","https://openalex.org/W2363535981","https://openalex.org/W2058965144","https://openalex.org/W2164382479","https://openalex.org/W2007402811","https://openalex.org/W2571293944","https://openalex.org/W2377941745","https://openalex.org/W2564248808","https://openalex.org/W2043537261","https://openalex.org/W2351380831"],"abstract_inverted_index":{"Applying":[0],"simulation-based":[1,64],"optimization":[2,7,65,76,151,166,235],"to":[3,12,28,37,78,97,104,156,226],"city-scale":[4],"traffic":[5,67,93],"signal":[6,68],"can":[8,25,153,172,191],"be":[9,26,154,174,192],"challenging":[10],"due":[11],"the":[13,30,41,46,82,89,99,107,115,119,121,134,136,150,158,162,169,177,181,184],"large":[14],"search":[15],"space":[16],"resulting":[17],"in":[18,143,210],"high":[19],"computational":[20,188],"complexity.":[21],"A":[22],"divide-and-conquer":[23],"approach":[24],"used":[27,103],"partition":[29],"problem":[31,122],"and":[32,85,111,202],"optimized":[33,129,200],"separately,":[34],"which":[35,101,127],"leads":[36],"faster":[38,232],"convergence.":[39],"However,":[40],"lack":[42],"of":[43,66,149,164,221],"coordination":[44,73,80],"among":[45,81,176],"partial":[47,83,139,159,170],"solutions":[48,84,140,160,171],"may":[49],"yield":[50],"a":[51,60,206,217],"poor-quality":[52],"global":[53,234],"solution.":[54],"In":[55],"this":[56],"paper,":[57],"we":[58],"propose":[59],"new":[61],"method":[62,215],"for":[63,74,205],"control,":[69],"called":[70],"spatially":[71,105],"iterative":[72],"parallel":[75],"(SICPO),":[77],"improve":[79],"reduce":[86,187],"synchronization":[87],"between":[88,114,133,138],"partitioned":[90],"regions.":[91,116,185],"The":[92],"scenario":[94,108],"is":[95,102,123,199,208],"simulated":[96],"obtain":[98],"interactions,":[100],"decompose":[106],"into":[109,125],"regions":[110,178],"identify":[112],"interdependencies":[113],"Based":[117],"on":[118,194,216],"regions,":[120],"divided":[124],"subproblems":[126],"are":[128,141],"separately.":[130],"To":[131,186],"coordinate":[132,157],"subproblems,":[135],"interactions":[137],"synchronized":[142],"two":[144,195],"ways.":[145],"First,":[146],"multiple":[147],"iterations":[148],"process":[152],"executed":[155],"at":[161,236],"end":[163],"each":[165,197,203],"process.":[167],"Second,":[168],"also":[173],"coordinated":[175],"by":[179],"synchronizing":[180],"trips":[182],"across":[183],"complexity,":[189],"parallelism":[190],"applied":[193],"levels:":[196],"region":[198,207],"concurrently,":[201],"solution":[204],"evaluated":[209],"parallel.":[211],"We":[212],"demonstrate":[213],"our":[214],"real-world":[218],"road":[219],"network":[220],"Singapore,":[222],"where":[223],"SICPO":[224],"converges":[225],"an":[227],"average":[228],"travel":[229],"time":[230],"21.6%":[231],"than":[233],"62.8\u00d7":[237],"shorter":[238],"wall-clock":[239],"time.":[240]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":1}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}