{"id":"https://openalex.org/W7140978237","doi":"https://doi.org/10.48550/arxiv.2603.25357","title":"InstanceAnimator: Multi-Instance Sketch Video Colorization","display_name":"InstanceAnimator: Multi-Instance Sketch Video Colorization","publication_year":2026,"publication_date":"2026-03-26","ids":{"openalex":"https://openalex.org/W7140978237","doi":"https://doi.org/10.48550/arxiv.2603.25357"},"language":null,"primary_location":{"id":"doi:10.48550/arxiv.2603.25357","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.25357","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"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":"Preprint"},"type":"preprint","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.48550/arxiv.2603.25357","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5085041237","display_name":"Yinhan Zhang","orcid":"https://orcid.org/0000-0002-8266-3101"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhang, Yinhan","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5130774548","display_name":"Yue Ma","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ma, Yue","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5130785102","display_name":"Bingyuan Wang","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Wang, Bingyuan","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019954363","display_name":"Kun Feng","orcid":"https://orcid.org/0000-0003-2897-8775"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Feng, Kunyu","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5130791991","display_name":"Yeying Jin","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Jin, Yeying","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5130806325","display_name":"Qifeng Chen","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Chen, Qifeng","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5130771087","display_name":"Anyi Rao","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Rao, Anyi","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5130787769","display_name":"Zeyu Wang","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Wang, Zeyu","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"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/T10775","display_name":"Generative Adversarial Networks and Image Synthesis","score":0.9187999963760376,"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/T10775","display_name":"Generative Adversarial Networks and Image Synthesis","score":0.9187999963760376,"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/T11448","display_name":"Face recognition and analysis","score":0.016699999570846558,"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/T10481","display_name":"Computer Graphics and Visualization Techniques","score":0.013700000010430813,"subfield":{"id":"https://openalex.org/subfields/1704","display_name":"Computer Graphics and Computer-Aided Design"},"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/sketch","display_name":"Sketch","score":0.7199000120162964},{"id":"https://openalex.org/keywords/workflow","display_name":"Workflow","score":0.5819000005722046},{"id":"https://openalex.org/keywords/controllability","display_name":"Controllability","score":0.4810999929904938},{"id":"https://openalex.org/keywords/fidelity","display_name":"Fidelity","score":0.4406999945640564},{"id":"https://openalex.org/keywords/high-fidelity","display_name":"High fidelity","score":0.4027000069618225},{"id":"https://openalex.org/keywords/matching","display_name":"Matching (statistics)","score":0.33889999985694885}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8339999914169312},{"id":"https://openalex.org/C2779231336","wikidata":"https://www.wikidata.org/wiki/Q7534724","display_name":"Sketch","level":2,"score":0.7199000120162964},{"id":"https://openalex.org/C177212765","wikidata":"https://www.wikidata.org/wiki/Q627335","display_name":"Workflow","level":2,"score":0.5819000005722046},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5073999762535095},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.49720001220703125},{"id":"https://openalex.org/C48209547","wikidata":"https://www.wikidata.org/wiki/Q1331104","display_name":"Controllability","level":2,"score":0.4810999929904938},{"id":"https://openalex.org/C2776459999","wikidata":"https://www.wikidata.org/wiki/Q2119376","display_name":"Fidelity","level":2,"score":0.4406999945640564},{"id":"https://openalex.org/C113364801","wikidata":"https://www.wikidata.org/wiki/Q26674","display_name":"High fidelity","level":2,"score":0.4027000069618225},{"id":"https://openalex.org/C165064840","wikidata":"https://www.wikidata.org/wiki/Q1321061","display_name":"Matching (statistics)","level":2,"score":0.33889999985694885},{"id":"https://openalex.org/C184337299","wikidata":"https://www.wikidata.org/wiki/Q1437428","display_name":"Semantics (computer science)","level":2,"score":0.2831999957561493},{"id":"https://openalex.org/C66322947","wikidata":"https://www.wikidata.org/wiki/Q11658","display_name":"Transformer","level":3,"score":0.27549999952316284},{"id":"https://openalex.org/C50637493","wikidata":"https://www.wikidata.org/wiki/Q1136781","display_name":"Morphing","level":2,"score":0.25589999556541443}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.48550/arxiv.2603.25357","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.25357","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"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":"Preprint"}],"best_oa_location":{"id":"doi:10.48550/arxiv.2603.25357","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.25357","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"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":"Preprint"},"sustainable_development_goals":[{"score":0.42202603816986084,"id":"https://metadata.un.org/sdg/1","display_name":"No poverty"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"We":[0],"propose":[1],"InstanceAnimator,":[2],"a":[3,57],"novel":[4],"Diffusion":[5],"Transformer":[6],"framework":[7],"for":[8],"multi-instance":[9,127],"sketch":[10],"video":[11],"colorization.":[12],"Existing":[13],"methods":[14],"suffer":[15],"from":[16,110],"three":[17,53],"core":[18],"limitations:":[19],"inflexible":[20],"user":[21,75,131],"control":[22,93],"due":[23],"to":[24,35],"heavy":[25],"reliance":[26],"on":[27],"single":[28],"reference":[29,69],"frames,":[30],"poor":[31],"instance":[32,86,138],"controllability":[33],"leading":[34],"misalignment":[36,83],"in":[37,44],"multi-character":[38],"scenarios,":[39],"and":[40,71,113,136],"degraded":[41],"detail":[42,104],"fidelity":[43,105],"fine-grained":[45],"regions.":[46],"To":[47],"address":[48],"these":[49],"challenges,":[50],"we":[51],"introduce":[52],"corresponding":[54],"innovations.":[55],"First,":[56],"Canvas":[58],"Guidance":[59],"Condition":[60],"eliminates":[61],"workflow":[62],"fragmentation":[63],"by":[64,84,106],"allowing":[65],"free":[66],"placement":[67],"of":[68],"elements":[70],"background,":[72],"enabling":[73],"unprecedented":[74],"flexibility.":[76],"Second,":[77],"an":[78,98],"Instance":[79],"Matching":[80],"Mechanism":[81],"resolves":[82],"integrating":[85],"features":[87,109],"with":[88,129],"the":[89,117],"sketches,":[90],"ensuring":[91],"precise":[92],"over":[94],"multiple":[95],"characters.":[96],"Third,":[97],"Adaptive":[99],"Decoupled":[100],"Control":[101],"Module":[102],"enhances":[103],"injecting":[107],"semantic":[108],"characters,":[111],"backgrounds,":[112],"text":[114],"conditions":[115],"into":[116],"diffusion":[118],"process.":[119],"Extensive":[120],"experiments":[121],"demonstrate":[122],"that":[123],"InstanceAnimator":[124],"achieves":[125],"superior":[126],"colorization":[128],"enhanced":[130],"control,":[132],"high":[133],"visual":[134],"quality,":[135],"strong":[137],"consistency.":[139]},"counts_by_year":[],"updated_date":"2026-07-28T07:46:37.118299","created_date":"2026-03-28T00:00:00"}