{"id":"https://openalex.org/W7154453000","doi":"https://doi.org/10.48550/arxiv.2604.12944","title":"Distorted or Fabricated? A Survey on Hallucination in Video LLMs","display_name":"Distorted or Fabricated? A Survey on Hallucination in Video LLMs","publication_year":2026,"publication_date":"2026-04-14","ids":{"openalex":"https://openalex.org/W7154453000","doi":"https://doi.org/10.48550/arxiv.2604.12944"},"language":null,"primary_location":{"id":"doi:10.48550/arxiv.2604.12944","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2604.12944","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","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.2604.12944","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5133714657","display_name":"Yiyang Huang","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Huang, Yiyang","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5133668797","display_name":"Yitian Zhang","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhang, Yitian","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5133651865","display_name":"Yizhou Wang","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Wang, Yizhou","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5133662387","display_name":"Mingyuan Zhang","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhang, Mingyuan","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5133723934","display_name":"Liang Shi","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Shi, Liang","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5133658412","display_name":"Huimin Zeng","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zeng, Huimin","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5133640319","display_name":"Yun Fu","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Fu, Yun","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/T11714","display_name":"Multimodal Machine Learning Applications","score":0.18240000307559967,"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/T11714","display_name":"Multimodal Machine Learning Applications","score":0.18240000307559967,"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/T11689","display_name":"Adversarial Robustness in Machine Learning","score":0.18129999935626984,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T10775","display_name":"Generative Adversarial Networks and Image Synthesis","score":0.0892999991774559,"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/counterfactual-thinking","display_name":"Counterfactual thinking","score":0.6240000128746033},{"id":"https://openalex.org/keywords/distortion","display_name":"Distortion (music)","score":0.44760000705718994},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.4341000020503998},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.4339999854564667},{"id":"https://openalex.org/keywords/intervention","display_name":"Intervention (counseling)","score":0.382999986410141},{"id":"https://openalex.org/keywords/taxonomy","display_name":"Taxonomy (biology)","score":0.34459999203681946},{"id":"https://openalex.org/keywords/visual-hallucination","display_name":"Visual Hallucination","score":0.2922999858856201}],"concepts":[{"id":"https://openalex.org/C108650721","wikidata":"https://www.wikidata.org/wiki/Q1783253","display_name":"Counterfactual thinking","level":2,"score":0.6240000128746033},{"id":"https://openalex.org/C180747234","wikidata":"https://www.wikidata.org/wiki/Q23373","display_name":"Cognitive psychology","level":1,"score":0.4878999888896942},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.46939998865127563},{"id":"https://openalex.org/C126780896","wikidata":"https://www.wikidata.org/wiki/Q899871","display_name":"Distortion (music)","level":4,"score":0.44760000705718994},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.4341000020503998},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.4339999854564667},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.40860000252723694},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.4052000045776367},{"id":"https://openalex.org/C2780665704","wikidata":"https://www.wikidata.org/wiki/Q959298","display_name":"Intervention (counseling)","level":2,"score":0.382999986410141},{"id":"https://openalex.org/C58642233","wikidata":"https://www.wikidata.org/wiki/Q8269924","display_name":"Taxonomy (biology)","level":2,"score":0.34459999203681946},{"id":"https://openalex.org/C2908998935","wikidata":"https://www.wikidata.org/wiki/Q130741","display_name":"Visual Hallucination","level":2,"score":0.2922999858856201},{"id":"https://openalex.org/C118505674","wikidata":"https://www.wikidata.org/wiki/Q42586063","display_name":"Encoder","level":2,"score":0.290800005197525},{"id":"https://openalex.org/C171078966","wikidata":"https://www.wikidata.org/wiki/Q111029","display_name":"Root (linguistics)","level":2,"score":0.2897999882698059},{"id":"https://openalex.org/C61797465","wikidata":"https://www.wikidata.org/wiki/Q1188986","display_name":"Term (time)","level":2,"score":0.28859999775886536},{"id":"https://openalex.org/C198477413","wikidata":"https://www.wikidata.org/wiki/Q7647069","display_name":"Survey data collection","level":2,"score":0.28619998693466187},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2842000126838684},{"id":"https://openalex.org/C162446236","wikidata":"https://www.wikidata.org/wiki/Q653137","display_name":"Content analysis","level":2,"score":0.2784999907016754},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.27140000462532043},{"id":"https://openalex.org/C2776502983","wikidata":"https://www.wikidata.org/wiki/Q690182","display_name":"Contrast (vision)","level":2,"score":0.260699987411499},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.2547000050544739}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.48550/arxiv.2604.12944","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2604.12944","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"doi:10.48550/arxiv.2604.12944","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2604.12944","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"},"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":{"Despite":[0],"significant":[1],"progress":[2,139],"in":[3,11,39,73,147],"video-language":[4,157],"modeling,":[5],"hallucinations":[6,38,146],"remain":[7],"a":[8,34,43,142],"persistent":[9],"challenge":[10],"Video":[12],"Large":[13],"Language":[14],"Models":[15],"(Vid-LLMs),":[16],"referring":[17],"to":[18,140],"outputs":[19],"that":[20,46],"appear":[21],"plausible":[22],"yet":[23],"contradict":[24],"the":[25,28,74,90,122,129,150],"content":[26,56,97],"of":[27,37,78,93,124,131,145,163],"input":[29],"video.":[30],"This":[31,135],"survey":[32,136],"presents":[33],"comprehensive":[35],"analysis":[36],"Vid-LLMs":[40],"and":[41,55,76,84,96,108,128,155],"introduces":[42],"systematic":[44,143],"taxonomy":[45],"categorizes":[47],"them":[48],"into":[49],"two":[50,60],"core":[51],"types:":[52],"dynamic":[53,94],"distortion":[54,95],"fabrication,":[57,98],"each":[58],"comprising":[59],"subtypes":[61],"with":[62],"representative":[63],"cases.":[64],"Building":[65],"on":[66],"this":[67],"taxonomy,":[68],"we":[69],"review":[70],"recent":[71],"advances":[72],"evaluation":[75],"mitigation":[77],"hallucinations,":[79],"covering":[80],"key":[81],"benchmarks,":[82],"metrics,":[83],"intervention":[85],"strategies.":[86],"We":[87],"further":[88],"analyze":[89],"root":[91],"causes":[92],"which":[99],"often":[100],"result":[101],"from":[102],"limited":[103],"capacity":[104],"for":[105,118,152],"temporal":[106],"representation":[107],"insufficient":[109],"visual":[110,126],"grounding.":[111],"These":[112],"insights":[113],"inform":[114],"several":[115],"promising":[116],"directions":[117],"future":[119],"work,":[120],"including":[121],"development":[123],"motion-aware":[125],"encoders":[127],"integration":[130],"counterfactual":[132],"learning":[133],"techniques.":[134],"consolidates":[137],"scattered":[138],"foster":[141],"understanding":[144],"Vid-LLMs,":[148],"laying":[149],"groundwork":[151],"building":[153],"robust":[154],"reliable":[156],"systems.":[158],"An":[159],"up-to-date":[160],"curated":[161],"list":[162],"related":[164],"works":[165],"is":[166],"maintained":[167],"at":[168],"https://github.com/hukcc/Awesome-Video-Hallucination":[169],".":[170]},"counts_by_year":[],"updated_date":"2026-07-01T06:00:48.157686","created_date":"2026-04-16T00:00:00"}