{"id":"https://openalex.org/W7158263526","doi":"https://doi.org/10.48550/arxiv.2604.25781","title":"Sketch2Arti: Sketch-based Articulation Modeling of CAD Objects","display_name":"Sketch2Arti: Sketch-based Articulation Modeling of CAD Objects","publication_year":2026,"publication_date":"2026-04-28","ids":{"openalex":"https://openalex.org/W7158263526","doi":"https://doi.org/10.48550/arxiv.2604.25781"},"language":null,"primary_location":{"id":"doi:10.48550/arxiv.2604.25781","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2604.25781","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article"},"type":"preprint","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.48550/arxiv.2604.25781","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5134845180","display_name":"Yi Yang","orcid":"https://orcid.org/0009-0006-2462-3327"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yang, Yi","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5134873794","display_name":"Hao Pan","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Pan, Hao","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5134870396","display_name":"Yijing Cui","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Cui, Yijing","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053259123","display_name":"Alla Sheffer","orcid":"https://orcid.org/0000-0001-9251-3716"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Sheffer, Alla","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5134832708","display_name":"Changjian Li","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Li, Changjian","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12290","display_name":"Human Motion and Animation","score":0.35339999198913574,"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":0.35339999198913574,"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/T10719","display_name":"3D Shape Modeling and Analysis","score":0.3427000045776367,"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"}},{"id":"https://openalex.org/T10789","display_name":"Interactive and Immersive Displays","score":0.11890000104904175,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/articulation","display_name":"Articulation (sociology)","score":0.888700008392334},{"id":"https://openalex.org/keywords/generalization","display_name":"Generalization","score":0.6942999958992004},{"id":"https://openalex.org/keywords/object","display_name":"Object (grammar)","score":0.6521000266075134},{"id":"https://openalex.org/keywords/motion","display_name":"Motion (physics)","score":0.6255999803543091},{"id":"https://openalex.org/keywords/cad","display_name":"CAD","score":0.5595999956130981},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.459199994802475},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.4569000005722046}],"concepts":[{"id":"https://openalex.org/C2779337067","wikidata":"https://www.wikidata.org/wiki/Q4800961","display_name":"Articulation (sociology)","level":3,"score":0.888700008392334},{"id":"https://openalex.org/C177148314","wikidata":"https://www.wikidata.org/wiki/Q170084","display_name":"Generalization","level":2,"score":0.6942999958992004},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6571999788284302},{"id":"https://openalex.org/C2781238097","wikidata":"https://www.wikidata.org/wiki/Q175026","display_name":"Object (grammar)","level":2,"score":0.6521000266075134},{"id":"https://openalex.org/C104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","level":2,"score":0.6255999803543091},{"id":"https://openalex.org/C194789388","wikidata":"https://www.wikidata.org/wiki/Q17855283","display_name":"CAD","level":2,"score":0.5595999956130981},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.49480000138282776},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.459199994802475},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.4569000005722046},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.4481000006198883},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4140999913215637},{"id":"https://openalex.org/C108882727","wikidata":"https://www.wikidata.org/wiki/Q2991685","display_name":"Solid modeling","level":2,"score":0.38429999351501465},{"id":"https://openalex.org/C199639397","wikidata":"https://www.wikidata.org/wiki/Q1788588","display_name":"Engineering drawing","level":1,"score":0.3700000047683716},{"id":"https://openalex.org/C119823426","wikidata":"https://www.wikidata.org/wiki/Q184793","display_name":"Computer Aided Design","level":2,"score":0.36250001192092896},{"id":"https://openalex.org/C2781052500","wikidata":"https://www.wikidata.org/wiki/Q2230313","display_name":"Shell (structure)","level":2,"score":0.35929998755455017},{"id":"https://openalex.org/C2777897806","wikidata":"https://www.wikidata.org/wiki/Q568742","display_name":"3D modeling","level":2,"score":0.33640000224113464},{"id":"https://openalex.org/C2780586882","wikidata":"https://www.wikidata.org/wiki/Q7520643","display_name":"Simple (philosophy)","level":2,"score":0.29649999737739563},{"id":"https://openalex.org/C145912823","wikidata":"https://www.wikidata.org/wiki/Q113558","display_name":"Dynamics (music)","level":2,"score":0.28380000591278076},{"id":"https://openalex.org/C3019007443","wikidata":"https://www.wikidata.org/wiki/Q568742","display_name":"3d model","level":2,"score":0.2680000066757202},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.2669999897480011},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.26600000262260437},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.2612999975681305}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.48550/arxiv.2604.25781","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2604.25781","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":{"id":"doi:10.48550/arxiv.2604.25781","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2604.25781","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Articulation":[0],"modeling":[1,32,112],"aims":[2],"to":[3,78,136,139],"infer":[4],"movable":[5,103],"parts":[6,57,104],"and":[7,19,52,94,105,171,177,184,191],"their":[8,107],"motion":[9,108,173],"parameters":[10],"for":[11,34,147],"a":[12,87,91,127],"3D":[13,66],"object,":[14],"enabling":[15,76],"interactive":[16],"animation,":[17],"simulation,":[18],"shape":[20],"editing.":[21],"In":[22],"this":[23,73],"paper,":[24],"we":[25],"present":[26],"Sketch2Arti,":[27],"the":[28,101,168,181,192],"first":[29],"sketch-based":[30],"articulation":[31,45,80,144],"system":[33,194],"CAD":[35,92],"objects.":[36],"Our":[37],"key":[38],"observation":[39],"is":[40,124],"that":[41,54],"designers":[42],"naturally":[43],"communicate":[44],"intent":[46],"through":[47,81],"lightweight":[48],"sketches":[49,63,84],"(e.g.,":[50],"arrows":[51],"strokes)":[53],"indicate":[55],"how":[56],"should":[58],"move,":[59],"yet":[60],"translating":[61],"such":[62],"into":[64],"articulated":[65],"models":[67,149],"remains":[68],"largely":[69],"manual.":[70],"Sketch2Arti":[71,123,153],"bridges":[72],"gap":[74],"by":[75,159],"users":[77],"specify":[79],"simple":[82],"2D":[83],"drawn":[85],"from":[86],"chosen":[88],"viewpoint.":[89],"Given":[90],"model":[93],"user":[95,160,178],"sketches,":[96,161],"our":[97],"approach":[98],"automatically":[99],"discovers":[100],"corresponding":[102],"predicts":[106],"parameters,":[109],"allowing":[110],"iterative":[111],"of":[113,186],"multiple":[114],"articulations":[115],"on":[116],"complex":[117],"objects":[118,141],"with":[119,167],"fine-grained":[120],"control.":[121],"Importantly,":[122],"trained":[125],"in":[126],"category-agnostic":[128],"manner":[129],"without":[130],"requiring":[131],"object":[132],"category":[133],"information,":[134],"leading":[135],"strong":[137],"generalization":[138,185],"diverse":[140],"beyond":[142],"existing":[143,169],"datasets.":[145],"Moreover,":[146],"shell":[148],"lacking":[150],"interior":[151],"structures,":[152],"supports":[154],"controllable":[155],"internal":[156,164],"completion":[157],"guided":[158],"generating":[162],"plausible":[163],"components":[165],"consistent":[166],"geometry":[170],"predicted":[172],"constraints.":[174],"Comprehensive":[175],"experiments":[176],"evaluations":[179],"demonstrate":[180],"effectiveness,":[182],"controllability,":[183],"Sketch2Arti.":[187],"The":[188],"code,":[189],"dataset,":[190],"prototype":[193],"are":[195],"at":[196],"https://arlo-yang.github.io/Sketch2Arti.":[197]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2026-04-30T00:00:00"}