{"id":"https://openalex.org/W7138195734","doi":"https://doi.org/10.1609/aaai.v40i6.42486","title":"Multi-Step Deformable Gaussian Splatting for Dynamic Scene Rendering","display_name":"Multi-Step Deformable Gaussian Splatting for Dynamic Scene Rendering","publication_year":2026,"publication_date":"2026-03-14","ids":{"openalex":"https://openalex.org/W7138195734","doi":"https://doi.org/10.1609/aaai.v40i6.42486"},"language":"en","primary_location":{"id":"doi:10.1609/aaai.v40i6.42486","is_oa":true,"landing_page_url":"https://doi.org/10.1609/aaai.v40i6.42486","pdf_url":null,"source":{"id":"https://openalex.org/S4210191458","display_name":"Proceedings of the AAAI Conference on Artificial Intelligence","issn_l":"2159-5399","issn":["2159-5399","2374-3468"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/P4310320058","host_organization_name":"Association for the Advancement of Artificial Intelligence","host_organization_lineage":["https://openalex.org/P4310320058"],"host_organization_lineage_names":["Association for the Advancement of Artificial Intelligence"],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the AAAI Conference on Artificial Intelligence","raw_type":"journal-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://doi.org/10.1609/aaai.v40i6.42486","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5089998046","display_name":"Jiaheng Hu","orcid":null},"institutions":[{"id":"https://openalex.org/I66867065","display_name":"East China Normal University","ror":"https://ror.org/02n96ep67","country_code":"CN","type":"education","lineage":["https://openalex.org/I66867065"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiaheng Hu","raw_affiliation_strings":["School of Computer Science and Technology, East China Normal University, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, East China Normal University, Shanghai, China","institution_ids":["https://openalex.org/I66867065"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5129751768","display_name":"Zhizhong Zhang","orcid":null},"institutions":[{"id":"https://openalex.org/I66867065","display_name":"East China Normal University","ror":"https://ror.org/02n96ep67","country_code":"CN","type":"education","lineage":["https://openalex.org/I66867065"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhizhong Zhang","raw_affiliation_strings":["School of Computer Science and Technology, East China Normal University, Shanghai, China\nShanghai Key Laboratory of Computer Software Evaluating and Testing, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, East China Normal University, Shanghai, China\nShanghai Key Laboratory of Computer Software Evaluating and Testing, Shanghai, China","institution_ids":["https://openalex.org/I66867065"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5129688906","display_name":"Jingyu Gong","orcid":null},"institutions":[{"id":"https://openalex.org/I126924076","display_name":"Chongqing Normal University","ror":"https://ror.org/01dcw5w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I126924076"]},{"id":"https://openalex.org/I66867065","display_name":"East China Normal University","ror":"https://ror.org/02n96ep67","country_code":"CN","type":"education","lineage":["https://openalex.org/I66867065"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jingyu Gong","raw_affiliation_strings":["School of Computer Science and Technology, East China Normal University, Shanghai, China\nChongqing Key Laboratory of Precision Optics, Chongqing Institute of East China Normal University, Chongqing, China\nShanghai Key Laboratory of Computer Software Evaluating and Testing, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, East China Normal University, Shanghai, China\nChongqing Key Laboratory of Precision Optics, Chongqing Institute of East China Normal University, Chongqing, China\nShanghai Key Laboratory of Computer Software Evaluating and Testing, Shanghai, China","institution_ids":["https://openalex.org/I66867065","https://openalex.org/I126924076"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5093580225","display_name":"Lizhuang MA","orcid":null},"institutions":[{"id":"https://openalex.org/I21945476","display_name":"Shanghai Normal University","ror":"https://ror.org/01cxqmw89","country_code":"CN","type":"education","lineage":["https://openalex.org/I21945476"]},{"id":"https://openalex.org/I66867065","display_name":"East China Normal University","ror":"https://ror.org/02n96ep67","country_code":"CN","type":"education","lineage":["https://openalex.org/I66867065"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lizhuang Ma","raw_affiliation_strings":["School of Computer Science and Technology, East China Normal University, Shanghai, China\nSchool of Computer Science, Shanghai Jiao Tong University, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, East China Normal University, Shanghai, China\nSchool of Computer Science, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I66867065","https://openalex.org/I21945476"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5129642499","display_name":"Xin Tan","orcid":null},"institutions":[{"id":"https://openalex.org/I126924076","display_name":"Chongqing Normal University","ror":"https://ror.org/01dcw5w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I126924076"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xin Tan","raw_affiliation_strings":["School of Computer Science and Technology, East China Normal University, Shanghai, China\nChongqing Key Laboratory of Precision Optics, Chongqing Institute of East China Normal University, Chongqing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, East China Normal University, Shanghai, China\nChongqing Key Laboratory of Precision Optics, Chongqing Institute of East China Normal University, Chongqing, China","institution_ids":["https://openalex.org/I126924076"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5129643538","display_name":"Yuan Xie","orcid":null},"institutions":[{"id":"https://openalex.org/I126924076","display_name":"Chongqing Normal University","ror":"https://ror.org/01dcw5w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I126924076"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuan Xie","raw_affiliation_strings":["School of Computer Science and Technology, East China Normal University, Shanghai, China\nChongqing Key Laboratory of Precision Optics, Chongqing Institute of East China Normal University, Chongqing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, East China Normal University, Shanghai, China\nChongqing Key Laboratory of Precision Optics, Chongqing Institute of East China Normal University, Chongqing, China","institution_ids":["https://openalex.org/I126924076"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"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":"40","issue":"6","first_page":"4834","last_page":"4842"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10719","display_name":"3D Shape Modeling and Analysis","score":0.6539999842643738,"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"}},"topics":[{"id":"https://openalex.org/T10719","display_name":"3D Shape Modeling and Analysis","score":0.6539999842643738,"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":0.10260000079870224,"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"}},{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","score":0.09300000220537186,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/rendering","display_name":"Rendering (computer graphics)","score":0.6083999872207642},{"id":"https://openalex.org/keywords/deformation","display_name":"Deformation (meteorology)","score":0.5597000122070312},{"id":"https://openalex.org/keywords/gaussian","display_name":"Gaussian","score":0.4652000069618225},{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.42399999499320984},{"id":"https://openalex.org/keywords/layer","display_name":"Layer (electronics)","score":0.3847000002861023},{"id":"https://openalex.org/keywords/scaling","display_name":"Scaling","score":0.373199999332428}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7573999762535095},{"id":"https://openalex.org/C205711294","wikidata":"https://www.wikidata.org/wiki/Q176953","display_name":"Rendering (computer graphics)","level":2,"score":0.6083999872207642},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5885999798774719},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5688999891281128},{"id":"https://openalex.org/C204366326","wikidata":"https://www.wikidata.org/wiki/Q3027650","display_name":"Deformation (meteorology)","level":2,"score":0.5597000122070312},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.4652000069618225},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.42399999499320984},{"id":"https://openalex.org/C2779227376","wikidata":"https://www.wikidata.org/wiki/Q6505497","display_name":"Layer (electronics)","level":2,"score":0.3847000002861023},{"id":"https://openalex.org/C99844830","wikidata":"https://www.wikidata.org/wiki/Q102441924","display_name":"Scaling","level":2,"score":0.373199999332428},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.3479999899864197},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.2912999987602234},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.290800005197525},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.28130000829696655},{"id":"https://openalex.org/C61326573","wikidata":"https://www.wikidata.org/wiki/Q1496376","display_name":"Gaussian process","level":3,"score":0.2766999900341034}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1609/aaai.v40i6.42486","is_oa":true,"landing_page_url":"https://doi.org/10.1609/aaai.v40i6.42486","pdf_url":null,"source":{"id":"https://openalex.org/S4210191458","display_name":"Proceedings of the AAAI Conference on Artificial Intelligence","issn_l":"2159-5399","issn":["2159-5399","2374-3468"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/P4310320058","host_organization_name":"Association for the Advancement of Artificial Intelligence","host_organization_lineage":["https://openalex.org/P4310320058"],"host_organization_lineage_names":["Association for the Advancement of Artificial Intelligence"],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the AAAI Conference on Artificial Intelligence","raw_type":"journal-article"},{"id":"pmh:oai:ojs.aaai.org:article/42486","is_oa":false,"landing_page_url":"https://ojs.aaai.org/index.php/AAAI/article/view/42486","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"2159-5399","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.1609/aaai.v40i6.42486","is_oa":true,"landing_page_url":"https://doi.org/10.1609/aaai.v40i6.42486","pdf_url":null,"source":{"id":"https://openalex.org/S4210191458","display_name":"Proceedings of the AAAI Conference on Artificial Intelligence","issn_l":"2159-5399","issn":["2159-5399","2374-3468"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/P4310320058","host_organization_name":"Association for the Advancement of Artificial Intelligence","host_organization_lineage":["https://openalex.org/P4310320058"],"host_organization_lineage_names":["Association for the Advancement of Artificial Intelligence"],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the AAAI Conference on Artificial Intelligence","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Reconstructing":[0],"dynamic":[1],"scenes":[2],"has":[3],"long":[4],"been":[5],"a":[6,22,54,63,69,119],"challenging":[7],"task":[8],"in":[9],"3D":[10,17],"vision.":[11],"Previous":[12],"mainstream":[13],"methods":[14],"based":[15,92],"on":[16,93,134],"Gaussian":[18],"Splatting":[19],"typically":[20],"employ":[21],"single":[23],"deformation":[24,34,52,64,81,90,101],"field":[25],"to":[26,36,76,125],"directly":[27],"model":[28],"spatiotemporal":[29],"changes.":[30],"However,":[31],"such":[32],"one-step":[33,51],"struggles":[35],"capture":[37],"diverse":[38],"and":[39,95,137],"complex":[40],"motion":[41],"patterns.":[42],"To":[43],"address":[44],"this":[45],"limitation,":[46],"we":[47,67,117],"propose":[48,118],"decomposing":[49],"the":[50,78,100,105,127],"into":[53],"multi-step":[55],"process,":[56],"where":[57],"each":[58,74],"step":[59],"is":[60,103],"represented":[61],"by":[62,112],"layer.":[65],"Additionally,":[66],"introduce":[68],"weight":[70],"prediction":[71],"mechanism":[72],"for":[73],"layer":[75,102],"control":[77],"extent":[79],"of":[80,89,130],"at":[82],"every":[83],"step.":[84],"We":[85],"provide":[86],"two":[87],"types":[88],"layers":[91],"implicit":[94],"explicit":[96],"approaches.":[97],"Moreover,":[98],"while":[99],"time-conditioned,":[104],"Gaussians'":[106],"behavior":[107],"may":[108],"still":[109],"be":[110],"influenced":[111],"their":[113],"time-invariant":[114],"properties.":[115],"Therefore,":[116],"fully":[120],"time-agnostic":[121],"scale":[122],"modulation":[123],"block":[124],"modulate":[126],"scaling":[128],"changes":[129],"Gaussians.":[131],"Extensive":[132],"experiments":[133],"D-NeRF,":[135],"Neu3D,":[136],"HyperNeRF":[138],"demonstrate":[139],"that":[140],"our":[141],"method":[142],"achieves":[143],"state-of-the-art":[144],"performance.":[145]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2026-03-18T00:00:00"}