{"id":"https://openalex.org/W2138226152","doi":"https://doi.org/10.1145/2668064.2668094","title":"Optimization-based computation of locomotion trajectories for crowd patches","display_name":"Optimization-based computation of locomotion trajectories for crowd patches","publication_year":2014,"publication_date":"2014-11-06","ids":{"openalex":"https://openalex.org/W2138226152","doi":"https://doi.org/10.1145/2668064.2668094","mag":"2138226152"},"language":"en","primary_location":{"id":"doi:10.1145/2668064.2668094","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2668064.2668094","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Seventh International Conference on Motion in Games","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/A5041376383","display_name":"Jose Guillermo Rangel Ramirez","orcid":null},"institutions":[{"id":"https://openalex.org/I124618812","display_name":"Mathematics Research Center","ror":"https://ror.org/02nhmp827","country_code":"MX","type":"facility","lineage":["https://openalex.org/I124618812"]}],"countries":["MX"],"is_corresponding":false,"raw_author_name":"Jose Guillermo Rangel Ramirez","raw_affiliation_strings":["Centro de Investigacion en Matematicas, A.C. (CIMAT), Mexico and Inria-Rennes, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Centro de Investigacion en Matematicas, A.C. (CIMAT), Mexico and Inria-Rennes, France","institution_ids":["https://openalex.org/I124618812"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001935193","display_name":"Devin Lange","orcid":"https://orcid.org/0000-0002-3467-0294"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Devin Lange","raw_affiliation_strings":["University of Minnesota and Inria-Rennes, France","Analysis-Synthesis Approach for Virtual Human Simulation"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Minnesota and Inria-Rennes, France","institution_ids":[]},{"raw_affiliation_string":"Analysis-Synthesis Approach for Virtual Human Simulation","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001129277","display_name":"Panayiotis Charalambous","orcid":"https://orcid.org/0000-0002-7230-5132"},"institutions":[{"id":"https://openalex.org/I129858807","display_name":"Universidad de Guanajuato","ror":"https://ror.org/058cjye32","country_code":"MX","type":"education","lineage":["https://openalex.org/I129858807"]},{"id":"https://openalex.org/I4210133778","display_name":"Centre Inria de l'Universit\u00e9 de Rennes","ror":"https://ror.org/04040yw90","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1326498283","https://openalex.org/I4210133778"]}],"countries":["FR","MX"],"is_corresponding":false,"raw_author_name":"Panayiotis Charalambous","raw_affiliation_strings":["Inria-Rennes, France","Universidad de Guanajuato"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Inria-Rennes, France","institution_ids":["https://openalex.org/I4210133778"]},{"raw_affiliation_string":"Universidad de Guanajuato","institution_ids":["https://openalex.org/I129858807"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019038129","display_name":"Claudia Esteves","orcid":"https://orcid.org/0000-0003-4631-557X"},"institutions":[{"id":"https://openalex.org/I129858807","display_name":"Universidad de Guanajuato","ror":"https://ror.org/058cjye32","country_code":"MX","type":"education","lineage":["https://openalex.org/I129858807"]}],"countries":["MX"],"is_corresponding":false,"raw_author_name":"Claudia Esteves","raw_affiliation_strings":["Universidad de Guanajuato, Mexico","Departamento de Matematicas"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universidad de Guanajuato, Mexico","institution_ids":["https://openalex.org/I129858807"]},{"raw_affiliation_string":"Departamento de Matematicas","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5035791250","display_name":"Julien Pettr\u00e9","orcid":"https://orcid.org/0000-0003-1812-1436"},"institutions":[{"id":"https://openalex.org/I4210133778","display_name":"Centre Inria de l'Universit\u00e9 de Rennes","ror":"https://ror.org/04040yw90","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1326498283","https://openalex.org/I4210133778"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Julien Pettr\u00e9","raw_affiliation_strings":["Inria-Rennes, France","Analysis-Synthesis Approach for Virtual Human Simulation"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Inria-Rennes, France","institution_ids":["https://openalex.org/I4210133778"]},{"raw_affiliation_string":"Analysis-Synthesis Approach for Virtual Human Simulation","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"7","last_page":"16"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11500","display_name":"Evacuation and Crowd Dynamics","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T11500","display_name":"Evacuation and Crowd Dynamics","score":0.9998999834060669,"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/T12290","display_name":"Human Motion and Animation","score":0.9987999796867371,"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/T10812","display_name":"Human Pose and Action Recognition","score":0.9905999898910522,"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/crowds","display_name":"Crowds","score":0.9022604823112488},{"id":"https://openalex.org/keywords/crowd-simulation","display_name":"Crowd simulation","score":0.8846187591552734},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7853550314903259},{"id":"https://openalex.org/keywords/animation","display_name":"Animation","score":0.6400913596153259},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.579587459564209},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.43418246507644653},{"id":"https://openalex.org/keywords/trajectory","display_name":"Trajectory","score":0.4241601824760437},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4157387912273407},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.40852537751197815},{"id":"https://openalex.org/keywords/human\u2013computer-interaction","display_name":"Human\u2013computer interaction","score":0.32347673177719116},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.28678232431411743}],"concepts":[{"id":"https://openalex.org/C2777852691","wikidata":"https://www.wikidata.org/wiki/Q13430821","display_name":"Crowds","level":2,"score":0.9022604823112488},{"id":"https://openalex.org/C45617602","wikidata":"https://www.wikidata.org/wiki/Q465266","display_name":"Crowd simulation","level":3,"score":0.8846187591552734},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7853550314903259},{"id":"https://openalex.org/C502989409","wikidata":"https://www.wikidata.org/wiki/Q11425","display_name":"Animation","level":2,"score":0.6400913596153259},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.579587459564209},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.43418246507644653},{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.4241601824760437},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4157387912273407},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.40852537751197815},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.32347673177719116},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.28678232431411743},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1145/2668064.2668094","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2668064.2668094","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Seventh International Conference on Motion in Games","raw_type":"proceedings-article"},{"id":"pmh:oai:HAL:hal-01091176v1","is_oa":false,"landing_page_url":"https://inria.hal.science/hal-01091176","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,"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":"ACM SIGGRAPH Conference on Motion in Games 2014, Nov 2014, Los Angeles, United States. ⟨10.1145/2668064.2668094⟩","raw_type":"info:eu-repo/semantics/conferenceObject"},{"id":"pmh:oai:cimat.repositorioinstitucional.mx:1008/345","is_oa":false,"landing_page_url":"http://cimat.repositorioinstitucional.mx/jspui/handle/1008/345","pdf_url":null,"source":{"id":"https://openalex.org/S4306402641","display_name":"LA Referencia (Red Federada de Repositorios Institucionales de Publicaciones Cient\u00edficas)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4383465926","host_organization_name":"LA Referencia","host_organization_lineage":["https://openalex.org/I4383465926"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"instname:Centro de Investigaci\u00f3n en Matem\u00e1ticas","raw_type":"info:eu-repo/semantics/masterThesis"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7400000095367432,"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities"}],"awards":[{"id":"https://openalex.org/G8585788274","display_name":"CROwd Mapping: populating huge interactive environments","funder_award_id":"ANR-12-CORD-0013","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":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":27,"referenced_works":["https://openalex.org/W103319772","https://openalex.org/W1488202234","https://openalex.org/W1552433757","https://openalex.org/W1967907012","https://openalex.org/W1970206276","https://openalex.org/W1984149429","https://openalex.org/W2006779554","https://openalex.org/W2013193378","https://openalex.org/W2019530605","https://openalex.org/W2020895320","https://openalex.org/W2035749439","https://openalex.org/W2050059500","https://openalex.org/W2057226585","https://openalex.org/W2068115726","https://openalex.org/W2091887239","https://openalex.org/W2098786017","https://openalex.org/W2127856750","https://openalex.org/W2132505539","https://openalex.org/W2142943472","https://openalex.org/W2146629448","https://openalex.org/W2148555278","https://openalex.org/W2150312211","https://openalex.org/W2293527364","https://openalex.org/W2294981001","https://openalex.org/W4234406933","https://openalex.org/W4239127346","https://openalex.org/W4247952382"],"related_works":["https://openalex.org/W2036586770","https://openalex.org/W2911613207","https://openalex.org/W3043995842","https://openalex.org/W2094931707","https://openalex.org/W2944838502","https://openalex.org/W2535198484","https://openalex.org/W2060401867","https://openalex.org/W4230189742","https://openalex.org/W2559730559","https://openalex.org/W2077952221"],"abstract_inverted_index":{"Over":[0],"the":[1,35,50,78,122,133,140,198],"past":[2],"few":[3],"years,":[4],"simulating":[5],"crowds":[6,69],"in":[7,70],"virtual":[8,19],"environments":[9],"has":[10],"become":[11],"an":[12,101,159],"important":[13,29],"tool":[14],"to":[15,18,43,90,105,121,131,171,181],"give":[16],"life":[17],"scenes;":[20],"be":[21],"it":[22],"movies,":[23],"games,":[24],"training":[25],"applications,":[26],"etc.":[27],"An":[28],"part":[30],"of":[31,80,118,136,190],"crowd":[32,51,112,123],"simulation":[33],"is":[34,75,114,147,165,179],"way":[36],"that":[37,63,149,167],"people":[38],"move":[39],"from":[40],"one":[41],"place":[42],"another.":[44],"This":[45,73],"paper":[46],"concentrates":[47],"on":[48,65,77,139],"improving":[49],"patches":[52,113,124,191],"approach":[53,104,178],"proposed":[54,148,166,199],"by":[55,197],"Yersin":[56],"et":[57,60],"al.":[58,61],"[Yersin":[59],"2009]":[62],"aims":[64],"efficiently":[66],"animating":[67],"ambient":[68],"a":[71,129,175],"scene.":[72],"method":[74,130],"based":[76,103,138],"construction":[79],"animation":[81],"blocks":[82],"(called":[83],"patches)":[84],"concatenated":[85],"together":[86],"under":[87],"some":[88,201],"constraints":[89],"create":[91],"larger":[92],"and":[93,144,155,173,192,203],"richer":[94],"animations":[95],"with":[96],"limited":[97],"run-time":[98],"cost.":[99],"Specifically,":[100],"optimization":[102],"generate":[106],"smooth":[107,182],"collision":[108,163],"free":[109],"trajectories":[110,137,172],"for":[111,162,205],"proposed.":[115],"The":[116],"contributions":[117],"this":[119],"work":[120],"framework":[125],"are":[126],"threefold;":[127],"firstly":[128],"match":[132],"end":[134],"points":[135],"Gale-Shapley":[141],"algorithm":[142,161],"[Gale":[143],"Shapley":[145],"1962]":[146],"takes":[150],"into":[151],"account":[152],"preferred":[153],"velocities":[154],"space":[156],"coverage,":[157],"secondly":[158],"improved":[160,196],"avoidance":[164],"gives":[168],"natural":[169],"appearance":[170],"finally":[174],"cubic":[176],"spline":[177],"used":[180],"out":[183],"generated":[184],"trajectories.":[185],"We":[186],"demonstrate":[187],"several":[188],"examples":[189],"how":[193],"they":[194],"were":[195],"method,":[200],"limitations":[202],"directions":[204],"future":[206],"improvements.":[207]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2015,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2016-06-24T00:00:00"}