{"id":"https://openalex.org/W7160312818","doi":"https://doi.org/10.48550/arxiv.2605.01517","title":"VAnim: Rendering-Aware Sparse State Modeling for Structure-Preserving Vector Animation","display_name":"VAnim: Rendering-Aware Sparse State Modeling for Structure-Preserving Vector Animation","publication_year":2026,"publication_date":"2026-05-02","ids":{"openalex":"https://openalex.org/W7160312818","doi":"https://doi.org/10.48550/arxiv.2605.01517"},"language":null,"primary_location":{"id":"doi:10.48550/arxiv.2605.01517","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2605.01517","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.2605.01517","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5135380696","display_name":"Guotao Liang","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Liang, Guotao","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5135361982","display_name":"Zhangcheng Wang","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Wang, Zhangcheng","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5135409458","display_name":"Chuang Wang","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Wang, Chuang","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5135387402","display_name":"Juncheng Hu","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Hu, Juncheng","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101586543","display_name":"Haitao Zhou","orcid":"https://orcid.org/0000-0002-6809-6366"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhou, Haitao","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100741944","display_name":"Junhua Liu","orcid":"https://orcid.org/0009-0007-4494-765X"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Liu, Junhua","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5135401327","display_name":"Jing Zhang","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhang, Jing","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5135402730","display_name":"Dong Xu","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Xu, Dong","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5135401801","display_name":"Qian Yu","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yu, Qian","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/T12290","display_name":"Human Motion and Animation","score":0.557699978351593,"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":0.557699978351593,"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":0.08659999817609787,"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/T10481","display_name":"Computer Graphics and Visualization Techniques","score":0.08510000258684158,"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/scalable-vector-graphics","display_name":"Scalable Vector Graphics","score":0.8197000026702881},{"id":"https://openalex.org/keywords/animation","display_name":"Animation","score":0.5023999810218811},{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.4528000056743622},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.4172999858856201},{"id":"https://openalex.org/keywords/benchmark","display_name":"Benchmark (surveying)","score":0.39809998869895935},{"id":"https://openalex.org/keywords/sequence","display_name":"Sequence (biology)","score":0.39399999380111694},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics","score":0.38359999656677246},{"id":"https://openalex.org/keywords/visualization","display_name":"Visualization","score":0.35749998688697815},{"id":"https://openalex.org/keywords/graphics","display_name":"Graphics","score":0.33640000224113464}],"concepts":[{"id":"https://openalex.org/C202629362","wikidata":"https://www.wikidata.org/wiki/Q2078","display_name":"Scalable Vector Graphics","level":2,"score":0.8197000026702881},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7973999977111816},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5199999809265137},{"id":"https://openalex.org/C502989409","wikidata":"https://www.wikidata.org/wiki/Q11425","display_name":"Animation","level":2,"score":0.5023999810218811},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.4528000056743622},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.4172999858856201},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.39809998869895935},{"id":"https://openalex.org/C2778112365","wikidata":"https://www.wikidata.org/wiki/Q3511065","display_name":"Sequence (biology)","level":2,"score":0.39399999380111694},{"id":"https://openalex.org/C77660652","wikidata":"https://www.wikidata.org/wiki/Q150971","display_name":"Computer graphics","level":2,"score":0.38359999656677246},{"id":"https://openalex.org/C36464697","wikidata":"https://www.wikidata.org/wiki/Q451553","display_name":"Visualization","level":2,"score":0.35749998688697815},{"id":"https://openalex.org/C21442007","wikidata":"https://www.wikidata.org/wiki/Q1027879","display_name":"Graphics","level":2,"score":0.33640000224113464},{"id":"https://openalex.org/C174348530","wikidata":"https://www.wikidata.org/wiki/Q188635","display_name":"Bridging (networking)","level":2,"score":0.32019999623298645},{"id":"https://openalex.org/C90697248","wikidata":"https://www.wikidata.org/wiki/Q1062896","display_name":"Character animation","level":4,"score":0.3174000084400177},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.31369999051094055},{"id":"https://openalex.org/C97541855","wikidata":"https://www.wikidata.org/wiki/Q830687","display_name":"Reinforcement learning","level":2,"score":0.3003000020980835},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.2971999943256378},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.2946999967098236},{"id":"https://openalex.org/C69369342","wikidata":"https://www.wikidata.org/wiki/Q1401416","display_name":"Computer animation","level":3,"score":0.2937999963760376},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.2867000102996826},{"id":"https://openalex.org/C48007421","wikidata":"https://www.wikidata.org/wiki/Q676252","display_name":"Motion capture","level":3,"score":0.28459998965263367},{"id":"https://openalex.org/C104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","level":2,"score":0.2784000039100647},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.2696000039577484},{"id":"https://openalex.org/C59662460","wikidata":"https://www.wikidata.org/wiki/Q170130","display_name":"Vector graphics","level":3,"score":0.26420000195503235},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.2606000006198883},{"id":"https://openalex.org/C178253425","wikidata":"https://www.wikidata.org/wiki/Q162668","display_name":"Visual perception","level":3,"score":0.25690001249313354},{"id":"https://openalex.org/C48103436","wikidata":"https://www.wikidata.org/wiki/Q599031","display_name":"State (computer science)","level":2,"score":0.25200000405311584}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.48550/arxiv.2605.01517","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2605.01517","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.2605.01517","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2605.01517","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":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Scalable":[0],"Vector":[1],"Graphics":[2],"(SVG)":[3],"animation":[4,73],"generation":[5],"is":[6],"pivotal":[7],"for":[8,67,175],"professional":[9],"design":[10],"due":[11],"to":[12,51,129],"their":[13],"structural":[14,191],"editability":[15],"and":[16,104,190,201],"resolution":[17],"independence.":[18],"However,":[19],"this":[20],"task":[21],"remains":[22],"challenging":[23],"as":[24,75,79],"it":[25],"requires":[26],"bridging":[27],"discrete":[28,161],"code":[29,162],"representations":[30],"with":[31,164,193],"continuous":[32],"visual":[33,126,166],"dynamics.":[34],"Existing":[35],"optimization-based":[36],"methods":[37],"often":[38],"destroy":[39],"topological":[40],"consistency,":[41],"while":[42,98],"general-purpose":[43],"LLMs":[44],"rely":[45],"on":[46,84],"rigid":[47],"CSS/SMIL":[48],"transformations,":[49],"failing":[50],"model":[52],"geometry-level":[53],"non-rigid":[54],"deformations.":[55],"To":[56,109],"address":[57],"these":[58],"limitations,":[59],"we":[60,113,137,159],"present":[61],"VAnim,":[62],"the":[63,100,131,172],"first":[64,173],"LLM-based":[65],"framework":[66],"open-domain":[68],"text-to-SVG":[69],"animation.":[70,177],"We":[71,168],"reconceptualize":[72],"not":[74],"sequence":[76,93],"generation,":[77],"but":[78],"Sparse":[80],"State":[81],"Updates":[82],"(SSU)":[83],"a":[85,150,154],"persistent":[86],"SVG":[87,101,135],"DOM":[88,102],"tree.":[89],"This":[90],"paradigm":[91],"compresses":[92],"length":[94],"by":[95,107],"over":[96],"9.8x":[97],"preserving":[99],"structure":[103],"non-participating":[105],"elements":[106],"construction.":[108],"enable":[110],"precise":[111],"control,":[112],"propose":[114],"an":[115],"Identification-First":[116],"Motion":[117],"Planning":[118],"mechanism":[119],"that":[120,181],"grounds":[121],"textual":[122],"instructions":[123],"in":[124,187],"explicit":[125],"entities.":[127],"Furthermore,":[128],"overcome":[130],"non-differentiable":[132],"nature":[133],"of":[134],"rendering,":[136],"employ":[138],"Rendering-Aware":[139],"Reinforcement":[140],"Learning":[141],"via":[142],"Group":[143],"Relative":[144],"Policy":[145],"Optimization":[146],"(GRPO).":[147],"By":[148],"leveraging":[149],"hybrid":[151],"reward":[152],"from":[153],"state-of-the-art":[155,185],"video":[156],"perception":[157],"encoder,":[158],"align":[160],"updates":[163],"high-fidelity":[165],"feedback.":[167],"also":[169],"introduce":[170],"SVGAnim-134k,":[171],"benchmark":[174],"vector":[176],"Extensive":[178],"experiments":[179],"demonstrate":[180],"VAnim":[182],"significantly":[183],"outperforms":[184],"baselines":[186],"semantic":[188],"alignment":[189],"validity,":[192],"additional":[194],"appendix":[195],"metrics":[196],"further":[197],"validating":[198],"motion":[199],"quality":[200],"identity":[202],"preservation.":[203]},"counts_by_year":[],"updated_date":"2026-07-28T07:46:37.118299","created_date":"2026-05-06T00:00:00"}
