{"id":"https://openalex.org/W7133355177","doi":"https://doi.org/10.48550/arxiv.2603.01685","title":"FastLightGen: Fast and Light Video Generation with Fewer Steps and Parameters","display_name":"FastLightGen: Fast and Light Video Generation with Fewer Steps and Parameters","publication_year":2026,"publication_date":"2026-03-02","ids":{"openalex":"https://openalex.org/W7133355177","doi":"https://doi.org/10.48550/arxiv.2603.01685"},"language":null,"primary_location":{"id":"doi:10.48550/arxiv.2603.01685","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.01685","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.2603.01685","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5073038991","display_name":"Shitong Shao","orcid":"https://orcid.org/0000-0003-4689-6140"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Shao, Shitong","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102924296","display_name":"Yufei Gu","orcid":"https://orcid.org/0009-0007-1151-2748"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Gu, Yufei","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"last","author":{"id":null,"display_name":"Xie, Zeke","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Xie, Zeke","raw_affiliation_strings":[],"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5073038991"],"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":0.9455999732017517,"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":0.9455999732017517,"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/T12290","display_name":"Human Motion and Animation","score":0.007000000216066837,"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/T11019","display_name":"Image Enhancement Techniques","score":0.004999999888241291,"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/inference","display_name":"Inference","score":0.704200029373169},{"id":"https://openalex.org/keywords/pruning","display_name":"Pruning","score":0.6804999709129333},{"id":"https://openalex.org/keywords/sampling","display_name":"Sampling (signal processing)","score":0.5992000102996826},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.54339998960495},{"id":"https://openalex.org/keywords/generator","display_name":"Generator (circuit theory)","score":0.5285000205039978},{"id":"https://openalex.org/keywords/construct","display_name":"Construct (python library)","score":0.4968999922275543},{"id":"https://openalex.org/keywords/software-deployment","display_name":"Software deployment","score":0.42149999737739563}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7652000188827515},{"id":"https://openalex.org/C2776214188","wikidata":"https://www.wikidata.org/wiki/Q408386","display_name":"Inference","level":2,"score":0.704200029373169},{"id":"https://openalex.org/C108010975","wikidata":"https://www.wikidata.org/wiki/Q500094","display_name":"Pruning","level":2,"score":0.6804999709129333},{"id":"https://openalex.org/C140779682","wikidata":"https://www.wikidata.org/wiki/Q210868","display_name":"Sampling (signal processing)","level":3,"score":0.5992000102996826},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.54339998960495},{"id":"https://openalex.org/C2780992000","wikidata":"https://www.wikidata.org/wiki/Q17016113","display_name":"Generator (circuit theory)","level":3,"score":0.5285000205039978},{"id":"https://openalex.org/C2780801425","wikidata":"https://www.wikidata.org/wiki/Q5164392","display_name":"Construct (python library)","level":2,"score":0.4968999922275543},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.460999995470047},{"id":"https://openalex.org/C105339364","wikidata":"https://www.wikidata.org/wiki/Q2297740","display_name":"Software deployment","level":2,"score":0.42149999737739563},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.40610000491142273},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.3831999897956848},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.3643999993801117},{"id":"https://openalex.org/C167966045","wikidata":"https://www.wikidata.org/wiki/Q5532625","display_name":"Generative model","level":3,"score":0.34369999170303345},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.31610000133514404},{"id":"https://openalex.org/C2164484","wikidata":"https://www.wikidata.org/wiki/Q5170150","display_name":"Core (optical fiber)","level":2,"score":0.30720001459121704},{"id":"https://openalex.org/C2776650193","wikidata":"https://www.wikidata.org/wiki/Q264661","display_name":"Obstacle","level":2,"score":0.3052999973297119},{"id":"https://openalex.org/C52740198","wikidata":"https://www.wikidata.org/wiki/Q1539564","display_name":"Importance sampling","level":3,"score":0.272599995136261},{"id":"https://openalex.org/C39890363","wikidata":"https://www.wikidata.org/wiki/Q36108","display_name":"Generative grammar","level":2,"score":0.2712000012397766},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.26170000433921814},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.25369998812675476}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.48550/arxiv.2603.01685","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.01685","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.2603.01685","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.01685","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":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"The":[0,87,122],"recent":[1],"advent":[2],"of":[3,27,68,89],"powerful":[4],"video":[5,190],"generation":[6],"models,":[7],"such":[8],"as":[9],"Hunyuan,":[10],"WanX,":[11],"Veo3,":[12],"and":[13,44,74,97,147,155,164],"Kling,":[14],"has":[15,59],"inaugurated":[16],"a":[17,95,139,159,173,185],"new":[18,186],"era":[19],"in":[20,188],"the":[21,24,45,66,78],"field.":[22],"However,":[23],"practical":[25],"deployment":[26],"these":[28],"models":[29,58,117],"is":[30,125],"severely":[31],"impeded":[32],"by":[33],"their":[34],"substantial":[35],"computational":[36],"overhead,":[37],"which":[38],"stems":[39],"from":[40],"enormous":[41],"parameter":[42,166],"counts":[43],"iterative,":[46],"multi-step":[47],"sampling":[48,69,163],"process":[49],"required":[50],"during":[51],"inference.":[52],"Prior":[53],"research":[54],"on":[55,153],"accelerating":[56],"generative":[57],"predominantly":[60],"followed":[61],"two":[62],"distinct":[63],"trajectories:":[64],"reducing":[65],"number":[67],"steps":[70],"(e.g.,":[71,85],"LCM,":[72],"DMD,":[73],"MagicDistillation)":[75],"or":[76],"compressing":[77,91],"model":[79,99,145],"size":[80,146],"for":[81,142],"more":[82],"efficient":[83,189],"inference":[84,148,175],"ICMD).":[86],"potential":[88],"simultaneously":[90],"both":[92,144],"to":[93,126,134],"create":[94],"fast":[96],"lightweight":[98,120],"remains":[100],"an":[101,110,128],"unexplored":[102],"avenue.":[103],"In":[104],"this":[105],"paper,":[106],"we":[107],"propose":[108],"FastLightGen,":[109],"algorithm":[111],"that":[112,158],"transforms":[113],"large,":[114],"computationally":[115],"expensive":[116],"into":[118],"fast,":[119],"counterparts.":[121],"core":[123],"idea":[124],"construct":[127],"optimal":[129,169],"teacher":[130],"model,":[131],"one":[132],"engineered":[133],"maximize":[135],"student":[136],"performance,":[137],"within":[138],"synergistic":[140],"framework":[141],"distilling":[143],"steps.":[149],"Our":[150],"extensive":[151],"experiments":[152],"HunyuanVideo-ATI2V":[154],"WanX-TI2V":[156],"reveal":[157],"generator":[160],"using":[161],"4-step":[162],"30\\%":[165],"pruning":[167],"achieves":[168],"visual":[170],"quality":[171],"under":[172],"constrained":[174],"budget.":[176],"Furthermore,":[177],"FastLightGen":[178],"consistently":[179],"outperforms":[180],"all":[181],"competing":[182],"methods,":[183],"establishing":[184],"state-of-the-art":[187],"generation.":[191]},"counts_by_year":[],"updated_date":"2026-03-10T14:07:55.174380","created_date":"2026-03-04T00:00:00"}
