{"id":"https://openalex.org/W4412673727","doi":"https://doi.org/10.1145/3730836","title":"Hand-Shadow Poser","display_name":"Hand-Shadow Poser","publication_year":2025,"publication_date":"2025-07-27","ids":{"openalex":"https://openalex.org/W4412673727","doi":"https://doi.org/10.1145/3730836"},"language":"en","primary_location":{"id":"doi:10.1145/3730836","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3730836","pdf_url":null,"source":{"id":"https://openalex.org/S185367456","display_name":"ACM Transactions on Graphics","issn_l":"0730-0301","issn":["0730-0301","1557-7368"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Graphics","raw_type":"journal-article"},"type":"article","indexed_in":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://doi.org/10.1145/3730836","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101430203","display_name":"Hao Xu","orcid":"https://orcid.org/0000-0003-3676-5737"},"institutions":[{"id":"https://openalex.org/I177725633","display_name":"Chinese University of Hong Kong","ror":"https://ror.org/00t33hh48","country_code":"HK","type":"education","lineage":["https://openalex.org/I177725633"]}],"countries":["HK"],"is_corresponding":true,"raw_author_name":"Hao Xu","raw_affiliation_strings":["The Chinese University of Hong Kong, Hong Kong, Hong Kong"],"raw_orcid":"https://orcid.org/0000-0003-3676-5737","affiliations":[{"raw_affiliation_string":"The Chinese University of Hong Kong, Hong Kong, Hong Kong","institution_ids":["https://openalex.org/I177725633"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103105055","display_name":"Yinqiao Wang","orcid":"https://orcid.org/0000-0002-6099-206X"},"institutions":[{"id":"https://openalex.org/I177725633","display_name":"Chinese University of Hong Kong","ror":"https://ror.org/00t33hh48","country_code":"HK","type":"education","lineage":["https://openalex.org/I177725633"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Yinqiao Wang","raw_affiliation_strings":["The Chinese University of Hong Kong, Hong Kong, Hong Kong"],"raw_orcid":"https://orcid.org/0000-0002-6099-206X","affiliations":[{"raw_affiliation_string":"The Chinese University of Hong Kong, Hong Kong, Hong Kong","institution_ids":["https://openalex.org/I177725633"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058170430","display_name":"Niloy J. Mitra","orcid":"https://orcid.org/0000-0002-2597-0914"},"institutions":[{"id":"https://openalex.org/I4210144746","display_name":"The London College","ror":"https://ror.org/0546ajs61","country_code":"GB","type":"education","lineage":["https://openalex.org/I4210144746"]},{"id":"https://openalex.org/I45129253","display_name":"University College London","ror":"https://ror.org/02jx3x895","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I45129253"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Niloy J. Mitra","raw_affiliation_strings":["University College London (UCL), London, United Kingdom"],"raw_orcid":"https://orcid.org/0000-0002-2597-0914","affiliations":[{"raw_affiliation_string":"University College London (UCL), London, United Kingdom","institution_ids":["https://openalex.org/I4210144746","https://openalex.org/I45129253"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Shuaicheng Liu","orcid":"https://orcid.org/0000-0002-8815-5335"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shuaicheng Liu","raw_affiliation_strings":["University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-8815-5335","affiliations":[{"raw_affiliation_string":"University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032708386","display_name":"Pheng\u2010Ann Heng","orcid":"https://orcid.org/0000-0003-3055-5034"},"institutions":[{"id":"https://openalex.org/I177725633","display_name":"Chinese University of Hong Kong","ror":"https://ror.org/00t33hh48","country_code":"HK","type":"education","lineage":["https://openalex.org/I177725633"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Pheng-Ann Heng","raw_affiliation_strings":["The Chinese University of Hong Kong, Hong Kong, Hong Kong"],"raw_orcid":"https://orcid.org/0000-0003-3055-5034","affiliations":[{"raw_affiliation_string":"The Chinese University of Hong Kong, Hong Kong, Hong Kong","institution_ids":["https://openalex.org/I177725633"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5054382056","display_name":"Chi\u2010Wing Fu","orcid":"https://orcid.org/0000-0002-5238-593X"},"institutions":[{"id":"https://openalex.org/I177725633","display_name":"Chinese University of Hong Kong","ror":"https://ror.org/00t33hh48","country_code":"HK","type":"education","lineage":["https://openalex.org/I177725633"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Chi-Wing Fu","raw_affiliation_strings":["The Chinese University of Hong Kong, Hong Kong, Hong Kong"],"raw_orcid":"https://orcid.org/0000-0002-5238-593X","affiliations":[{"raw_affiliation_string":"The Chinese University of Hong Kong, Hong Kong, Hong Kong","institution_ids":["https://openalex.org/I177725633"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5101430203"],"corresponding_institution_ids":["https://openalex.org/I177725633"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.14462736,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"44","issue":"4","first_page":"1","last_page":"16"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","score":0.9832000136375427,"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"}},"topics":[{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","score":0.9832000136375427,"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/T11398","display_name":"Hand Gesture Recognition Systems","score":0.982699990272522,"subfield":{"id":"https://openalex.org/subfields/1709","display_name":"Human-Computer Interaction"},"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/T10653","display_name":"Robot Manipulation and Learning","score":0.9776999950408936,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6566619277000427},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.6511129140853882},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.4323465824127197},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.33268845081329346}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6566619277000427},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.6511129140853882},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4323465824127197},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.33268845081329346}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/3730836","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3730836","pdf_url":null,"source":{"id":"https://openalex.org/S185367456","display_name":"ACM Transactions on Graphics","issn_l":"0730-0301","issn":["0730-0301","1557-7368"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Graphics","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:2505.07012","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2505.07012","pdf_url":"https://arxiv.org/pdf/2505.07012","source":{"id":"https://openalex.org/S4393918464","display_name":"ArXiv.org","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"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":"text"}],"best_oa_location":{"id":"doi:10.1145/3730836","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3730836","pdf_url":null,"source":{"id":"https://openalex.org/S185367456","display_name":"ACM Transactions on Graphics","issn_l":"0730-0301","issn":["0730-0301","1557-7368"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Graphics","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":76,"referenced_works":["https://openalex.org/W58221471","https://openalex.org/W1991126610","https://openalex.org/W1997411168","https://openalex.org/W2005524596","https://openalex.org/W2015448801","https://openalex.org/W2062300874","https://openalex.org/W2064585261","https://openalex.org/W2070639429","https://openalex.org/W2075095917","https://openalex.org/W2077035397","https://openalex.org/W2105847589","https://openalex.org/W2144275684","https://openalex.org/W2151045871","https://openalex.org/W2155196764","https://openalex.org/W2158268505","https://openalex.org/W2199704400","https://openalex.org/W2227547437","https://openalex.org/W2293760838","https://openalex.org/W2295237794","https://openalex.org/W2296153970","https://openalex.org/W2473416993","https://openalex.org/W2671577377","https://openalex.org/W2737653275","https://openalex.org/W2740521885","https://openalex.org/W2749324691","https://openalex.org/W2774831247","https://openalex.org/W2798581336","https://openalex.org/W2810334442","https://openalex.org/W2901990729","https://openalex.org/W2962811204","https://openalex.org/W2963234092","https://openalex.org/W2963488642","https://openalex.org/W2963873475","https://openalex.org/W2973857456","https://openalex.org/W2974186901","https://openalex.org/W2984612350","https://openalex.org/W2997066571","https://openalex.org/W3013785695","https://openalex.org/W3036167779","https://openalex.org/W3107167007","https://openalex.org/W3110017807","https://openalex.org/W3184515506","https://openalex.org/W3191063575","https://openalex.org/W3202782837","https://openalex.org/W3207535492","https://openalex.org/W4220813305","https://openalex.org/W4225008524","https://openalex.org/W4237611908","https://openalex.org/W4241602464","https://openalex.org/W4281969232","https://openalex.org/W4287815740","https://openalex.org/W4312395531","https://openalex.org/W4312538174","https://openalex.org/W4312799843","https://openalex.org/W4385275821","https://openalex.org/W4385526941","https://openalex.org/W4386075921","https://openalex.org/W4386076539","https://openalex.org/W4386076700","https://openalex.org/W4388821357","https://openalex.org/W4390872653","https://openalex.org/W4390874363","https://openalex.org/W4400573542","https://openalex.org/W4400580547","https://openalex.org/W4400819195","https://openalex.org/W4401173937","https://openalex.org/W4402667894","https://openalex.org/W4402698354","https://openalex.org/W4402704593","https://openalex.org/W4402726978","https://openalex.org/W4402727903","https://openalex.org/W4402959425","https://openalex.org/W4403344712","https://openalex.org/W4404520200","https://openalex.org/W4415037099","https://openalex.org/W6779823529"],"related_works":["https://openalex.org/W2772917594","https://openalex.org/W2036807459","https://openalex.org/W2058170566","https://openalex.org/W2755342338","https://openalex.org/W2166024367","https://openalex.org/W3116076068","https://openalex.org/W2229312674","https://openalex.org/W2951359407","https://openalex.org/W2079911747","https://openalex.org/W1969923398"],"abstract_inverted_index":{"Hand":[0],"shadow":[1,44,110,159,194],"art":[2,6],"is":[3,50,60,84,222],"a":[4,28,43,96,113,127,138,146,189,200,206,231],"captivating":[5],"form,":[7],"creatively":[8],"using":[9],"hand":[10,58,115,135,153,173,228,235],"shadows":[11],"to":[12,66,72,74,99,118,132,150,167,224],"reproduce":[13],"expressive":[14],"shapes":[15,195,236],"on":[16,170],"the":[17,32,46,53,75,82,101,152,177,241],"wall.":[18],"In":[19],"this":[20],"work,":[21],"we":[22,70,92,163,187],"study":[23],"an":[24],"inverse":[25],"problem:":[26],"given":[27],"target":[29],"shape,":[30],"find":[31],"poses":[33,59,136,154,229],"of":[34,56,191,196,203,234,240],"left":[35],"and":[36,78,86,106,144,158,199,217],"right":[37],"hands":[38],"that":[39],"together":[40],"best":[41],"produce":[42],"resembling":[45],"input.":[47],"This":[48],"problem":[49],"nontrivial,":[51],"since":[52],"design":[54,93,164],"space":[55],"3D":[57],"huge":[61],"while":[62],"being":[63],"restrictive":[64],"due":[65],"anatomical":[67,102],"constraints.":[68],"Also,":[69],"need":[71,178],"attend":[73],"input's":[76],"shape":[77,124],"crucial":[79],"features,":[80],"though":[81],"input":[83],"colorless":[85],"textureless.":[87],"To":[88],"meet":[89],"these":[90],"challenges,":[91],"Hand-Shadow":[94],"Poser,":[95],"three-stage":[97],"pipeline,":[98],"decouple":[100],"constraints":[103,108],"(by":[104,109],"hand)":[105],"semantic":[107],"shape):":[111],"(i)":[112],"generative":[114],"assignment":[116],"module":[117,131,149],"explore":[119],"diverse":[120,193],"but":[121],"reasonable":[122],"left/right-hand":[123],"hypotheses;":[125,143],"(ii)":[126],"generalized":[128],"hand-shadow":[129],"alignment":[130],"infer":[133],"coarse":[134],"with":[137,214],"similarity-driven":[139],"strategy":[140],"for":[141,155,179,230,237],"selecting":[142],"(iii)":[145],"shadow-feature-aware":[147],"refinement":[148],"optimize":[151],"physical":[156],"plausibility":[157],"feature":[160],"preservation.":[161],"Further,":[162],"our":[165,220],"pipeline":[166],"be":[168],"trainable":[169],"generic":[171],"public":[172],"data,":[174],"thus":[175],"avoiding":[176],"any":[180],"specialized":[181],"training":[182],"dataset.":[183],"For":[184],"method":[185],"validation,":[186],"build":[188],"benchmark":[190,242],"210":[192],"varying":[197],"complexity":[198],"comprehensive":[201],"set":[202],"metrics,":[204],"including":[205],"novel":[207],"DINOv2-based":[208],"evaluation":[209],"metric.":[210],"Through":[211],"extensive":[212],"comparisons":[213],"multiple":[215],"baselines":[216],"user":[218],"studies,":[219],"approach":[221],"demonstrated":[223],"effectively":[225],"generate":[226],"bimanual":[227],"large":[232],"variety":[233],"over":[238],"85%":[239],"cases.":[243]},"counts_by_year":[],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-07-27T00:00:00"}