{"id":"https://openalex.org/W4386142017","doi":"https://doi.org/10.1145/3606928","title":"Physics-based Motion Retargeting from Sparse Inputs","display_name":"Physics-based Motion Retargeting from Sparse Inputs","publication_year":2023,"publication_date":"2023-08-16","ids":{"openalex":"https://openalex.org/W4386142017","doi":"https://doi.org/10.1145/3606928"},"language":"en","primary_location":{"id":"doi:10.1145/3606928","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3606928","pdf_url":null,"source":{"id":"https://openalex.org/S4210220973","display_name":"Proceedings of the ACM on Computer Graphics and Interactive Techniques","issn_l":"2577-6193","issn":["2577-6193"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the ACM on Computer Graphics and Interactive Techniques","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/A5053770584","display_name":"Daniele Reda","orcid":"https://orcid.org/0000-0002-7101-0519"},"institutions":[{"id":"https://openalex.org/I141945490","display_name":"University of British Columbia","ror":"https://ror.org/03rmrcq20","country_code":"CA","type":"education","lineage":["https://openalex.org/I141945490"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Daniele Reda","raw_affiliation_strings":["University of British Columbia, Canada"],"affiliations":[{"raw_affiliation_string":"University of British Columbia, Canada","institution_ids":["https://openalex.org/I141945490"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090223842","display_name":"Jungdam Won","orcid":"https://orcid.org/0000-0001-5510-6425"},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jungdam Won","raw_affiliation_strings":["Seoul National University, South Korea"],"affiliations":[{"raw_affiliation_string":"Seoul National University, South Korea","institution_ids":["https://openalex.org/I139264467"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070709298","display_name":"Yuting Ye","orcid":"https://orcid.org/0000-0003-2643-7457"},"institutions":[{"id":"https://openalex.org/I4210128585","display_name":"META Health","ror":"https://ror.org/035h67p10","country_code":"US","type":"other","lineage":["https://openalex.org/I4210128585"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yuting Ye","raw_affiliation_strings":["Reality Labs Research, Meta, United States of America"],"affiliations":[{"raw_affiliation_string":"Reality Labs Research, Meta, United States of America","institution_ids":["https://openalex.org/I4210128585"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052748246","display_name":"Michiel van de Panne","orcid":"https://orcid.org/0000-0002-9123-3672"},"institutions":[{"id":"https://openalex.org/I141945490","display_name":"University of British Columbia","ror":"https://ror.org/03rmrcq20","country_code":"CA","type":"education","lineage":["https://openalex.org/I141945490"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Michiel van de Panne","raw_affiliation_strings":["University of British Columbia, Canada"],"affiliations":[{"raw_affiliation_string":"University of British Columbia, Canada","institution_ids":["https://openalex.org/I141945490"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5071181618","display_name":"Alexander Winkler","orcid":"https://orcid.org/0000-0003-1839-0855"},"institutions":[{"id":"https://openalex.org/I4210128585","display_name":"META Health","ror":"https://ror.org/035h67p10","country_code":"US","type":"other","lineage":["https://openalex.org/I4210128585"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Alexander Winkler","raw_affiliation_strings":["Reality Labs Research, Meta, United States of America"],"affiliations":[{"raw_affiliation_string":"Reality Labs Research, Meta, United States of America","institution_ids":["https://openalex.org/I4210128585"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5053770584"],"corresponding_institution_ids":["https://openalex.org/I141945490"],"apc_list":null,"apc_paid":null,"fwci":2.4262,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.88914472,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":98,"max":99},"biblio":{"volume":"6","issue":"3","first_page":"1","last_page":"19"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12290","display_name":"Human Motion and Animation","score":0.9998999834060669,"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/T12290","display_name":"Human Motion and Animation","score":0.9998999834060669,"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":0.9994999766349792,"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"}},{"id":"https://openalex.org/T10719","display_name":"3D Shape Modeling and Analysis","score":0.9945999979972839,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/retargeting","display_name":"Retargeting","score":0.87831050157547},{"id":"https://openalex.org/keywords/avatar","display_name":"Avatar","score":0.821546196937561},{"id":"https://openalex.org/keywords/motion-capture","display_name":"Motion capture","score":0.7669028043746948},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6598494052886963},{"id":"https://openalex.org/keywords/human\u2013computer-interaction","display_name":"Human\u2013computer interaction","score":0.5879114270210266},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5281919240951538},{"id":"https://openalex.org/keywords/kinematics","display_name":"Kinematics","score":0.5150966048240662},{"id":"https://openalex.org/keywords/motion","display_name":"Motion (physics)","score":0.5132405757904053},{"id":"https://openalex.org/keywords/reinforcement-learning","display_name":"Reinforcement learning","score":0.49024277925491333},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.48205479979515076},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.4761410057544708},{"id":"https://openalex.org/keywords/variety","display_name":"Variety (cybernetics)","score":0.4327770471572876}],"concepts":[{"id":"https://openalex.org/C2780575108","wikidata":"https://www.wikidata.org/wiki/Q7316652","display_name":"Retargeting","level":2,"score":0.87831050157547},{"id":"https://openalex.org/C2777365542","wikidata":"https://www.wikidata.org/wiki/Q83090","display_name":"Avatar","level":2,"score":0.821546196937561},{"id":"https://openalex.org/C48007421","wikidata":"https://www.wikidata.org/wiki/Q676252","display_name":"Motion capture","level":3,"score":0.7669028043746948},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6598494052886963},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.5879114270210266},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5281919240951538},{"id":"https://openalex.org/C39920418","wikidata":"https://www.wikidata.org/wiki/Q11476","display_name":"Kinematics","level":2,"score":0.5150966048240662},{"id":"https://openalex.org/C104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","level":2,"score":0.5132405757904053},{"id":"https://openalex.org/C97541855","wikidata":"https://www.wikidata.org/wiki/Q830687","display_name":"Reinforcement learning","level":2,"score":0.49024277925491333},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.48205479979515076},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.4761410057544708},{"id":"https://openalex.org/C136197465","wikidata":"https://www.wikidata.org/wiki/Q1729295","display_name":"Variety (cybernetics)","level":2,"score":0.4327770471572876},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","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},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3606928","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3606928","pdf_url":null,"source":{"id":"https://openalex.org/S4210220973","display_name":"Proceedings of the ACM on Computer Graphics and Interactive Techniques","issn_l":"2577-6193","issn":["2577-6193"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the ACM on Computer Graphics and Interactive Techniques","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":40,"referenced_works":["https://openalex.org/W1967554269","https://openalex.org/W2018571963","https://openalex.org/W2070736631","https://openalex.org/W2075005272","https://openalex.org/W2084585077","https://openalex.org/W2140190473","https://openalex.org/W2736601468","https://openalex.org/W2739330054","https://openalex.org/W2769052358","https://openalex.org/W2796290181","https://openalex.org/W2898073175","https://openalex.org/W2899718839","https://openalex.org/W2963876278","https://openalex.org/W2964198579","https://openalex.org/W2975420824","https://openalex.org/W2984106353","https://openalex.org/W2984579799","https://openalex.org/W2987886924","https://openalex.org/W3004162361","https://openalex.org/W3025281718","https://openalex.org/W3048474702","https://openalex.org/W3048710353","https://openalex.org/W3104515094","https://openalex.org/W3122282950","https://openalex.org/W3165422808","https://openalex.org/W3201701095","https://openalex.org/W3213974477","https://openalex.org/W3215052027","https://openalex.org/W4200400891","https://openalex.org/W4205985701","https://openalex.org/W4214623675","https://openalex.org/W4214679856","https://openalex.org/W4225156093","https://openalex.org/W4238945371","https://openalex.org/W4241614188","https://openalex.org/W4246479614","https://openalex.org/W4296606964","https://openalex.org/W4297168084","https://openalex.org/W4312532415","https://openalex.org/W4328028337"],"related_works":["https://openalex.org/W3138471234","https://openalex.org/W2461433938","https://openalex.org/W4247958311","https://openalex.org/W3186555439","https://openalex.org/W4252049335","https://openalex.org/W2778579354","https://openalex.org/W2040988871","https://openalex.org/W4383472651","https://openalex.org/W4386142017","https://openalex.org/W1561783431"],"abstract_inverted_index":{"Avatars":[0],"are":[1],"important":[2,201],"to":[3,18,79,89,99,103,130,136],"create":[4],"interactive":[5],"and":[6,33,59,147,171,198,214,240],"immersive":[7],"experiences":[8],"in":[9,14,82,106,150,203,232],"virtual":[10],"worlds.":[11],"One":[12],"challenge":[13,45],"animating":[15],"these":[16,73],"characters":[17,90,105,161],"mimic":[19],"a":[20,31,52,57,77,101,107,166,168,172,233],"user's":[21,42],"motion":[22,114,133],"is":[23,46,64],"that":[24,47,140,176],"commercial":[25],"AR/VR":[26],"products":[27],"consist":[28],"only":[29,111],"of":[30,40,72,91,156,191,229,235],"headset":[32],"controllers,":[34],"providing":[35],"very":[36],"limited":[37],"sensor":[38,87,189],"data":[39,88,116,149],"the":[41,60,154,177,182,192,200,207,211,227],"pose.":[43],"Another":[44],"an":[48],"avatar":[49,178],"might":[50],"have":[51],"different":[53,163],"skeleton":[54,164],"structure":[55],"than":[56],"human":[58,86,113],"mapping":[61],"between":[62],"them":[63],"unclear.":[65],"In":[66],"this":[67],"work":[68],"we":[69],"address":[70],"both":[71],"challenges.":[74],"We":[75,110,152,174,196,224],"introduce":[76],"method":[78,95,231],"retarget":[80],"motions":[81],"real-time":[83],"from":[84,145],"sparse":[85,148],"various":[92],"morphologies.":[93],"Our":[94],"uses":[96],"reinforcement":[97],"learning":[98],"train":[100,137],"policy":[102],"control":[104],"physics":[108],"simulator.":[109],"require":[112],"capture":[115,134],"for":[117,124],"training,":[118],"without":[119],"relying":[120],"on":[121,159],"artist-generated":[122],"animations":[123],"each":[125],"avatar.":[126],"This":[127],"allows":[128],"us":[129],"use":[131],"large":[132],"datasets":[135],"general":[138],"policies":[139],"can":[141],"track":[142],"unseen":[143],"users":[144],"real":[146],"real-time.":[151],"demonstrate":[153],"feasibility":[155],"our":[157,204,220,230],"approach":[158],"three":[160],"with":[162],"structure:":[165],"dinosaur,":[167],"mouse-like":[169],"creature":[170],"human.":[173],"show":[175],"poses":[179],"often":[180],"match":[181],"user":[183],"surprisingly":[184],"well,":[185],"despite":[186],"having":[187],"no":[188],"information":[190],"lower":[193],"body":[194],"available.":[195],"discuss":[197],"ablate":[199],"components":[202],"framework,":[205],"specifically":[206],"kinematic":[208],"retargeting":[209],"step,":[210],"imitation,":[212],"contact":[213],"action":[215],"reward":[216],"as":[217,219],"well":[218],"asymmetric":[221],"actor-critic":[222],"observations.":[223],"further":[225],"explore":[226],"robustness":[228],"variety":[234],"settings":[236],"including":[237],"unbalancing,":[238],"dancing":[239],"sports":[241],"motions.":[242]},"counts_by_year":[{"year":2025,"cited_by_count":8},{"year":2024,"cited_by_count":5}],"updated_date":"2026-03-12T08:34:05.389933","created_date":"2025-10-10T00:00:00"}