{"id":"https://openalex.org/W4367189320","doi":"https://doi.org/10.1145/3539618.3591864","title":"OFAR: A Multimodal Evidence Retrieval Framework for Illegal Live-streaming Identification","display_name":"OFAR: A Multimodal Evidence Retrieval Framework for Illegal Live-streaming Identification","publication_year":2023,"publication_date":"2023-07-18","ids":{"openalex":"https://openalex.org/W4367189320","doi":"https://doi.org/10.1145/3539618.3591864"},"language":"en","primary_location":{"id":"doi:10.1145/3539618.3591864","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3539618.3591864","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2304.12608","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5076375084","display_name":"Dengtian Lin","orcid":"https://orcid.org/0009-0006-2982-3942"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Dengtian Lin","raw_affiliation_strings":["Shandong University, Qingdao, China"],"raw_orcid":"https://orcid.org/0009-0006-2982-3942","affiliations":[{"raw_affiliation_string":"Shandong University, Qingdao, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103125939","display_name":"Yang Ma","orcid":"https://orcid.org/0000-0002-3503-8127"},"institutions":[{"id":"https://openalex.org/I45928872","display_name":"Alibaba Group (China)","ror":"https://ror.org/00k642b80","country_code":"CN","type":"company","lineage":["https://openalex.org/I45928872"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yang Ma","raw_affiliation_strings":["Alibaba Group, Hangzhou, China"],"raw_orcid":"https://orcid.org/0000-0002-3503-8127","affiliations":[{"raw_affiliation_string":"Alibaba Group, Hangzhou, China","institution_ids":["https://openalex.org/I45928872"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100341177","display_name":"Yuhong Li","orcid":"https://orcid.org/0009-0009-9185-7133"},"institutions":[{"id":"https://openalex.org/I45928872","display_name":"Alibaba Group (China)","ror":"https://ror.org/00k642b80","country_code":"CN","type":"company","lineage":["https://openalex.org/I45928872"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuhong Li","raw_affiliation_strings":["Alibaba Group, Hangzhou, China"],"raw_orcid":"https://orcid.org/0009-0009-9185-7133","affiliations":[{"raw_affiliation_string":"Alibaba Group, Hangzhou, China","institution_ids":["https://openalex.org/I45928872"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072768866","display_name":"Xuemeng Song","orcid":"https://orcid.org/0000-0002-5274-4197"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xuemeng Song","raw_affiliation_strings":["Shandong University, Qingdao, China"],"raw_orcid":"https://orcid.org/0000-0002-5274-4197","affiliations":[{"raw_affiliation_string":"Shandong University, Qingdao, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100654190","display_name":"Jianlong Wu","orcid":"https://orcid.org/0000-0003-0247-5221"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianlong Wu","raw_affiliation_strings":["Shandong University, Qingdao, China"],"raw_orcid":"https://orcid.org/0000-0003-0247-5221","affiliations":[{"raw_affiliation_string":"Shandong University, Qingdao, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5038612499","display_name":"Liqiang Nie","orcid":"https://orcid.org/0000-0003-1476-0273"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liqiang Nie","raw_affiliation_strings":["Shandong University, Qingdao, China"],"raw_orcid":"https://orcid.org/0000-0003-1476-0273","affiliations":[{"raw_affiliation_string":"Shandong University, Qingdao, China","institution_ids":["https://openalex.org/I154099455"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":3,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"3410","last_page":"3414"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12357","display_name":"Digital Media Forensic Detection","score":0.9751999974250793,"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/T12357","display_name":"Digital Media Forensic Detection","score":0.9751999974250793,"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/T12380","display_name":"Authorship Attribution and Profiling","score":0.9747999906539917,"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/T11241","display_name":"Advanced Malware Detection Techniques","score":0.9674000144004822,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/computer-science","display_name":"Computer science","score":0.8513083457946777},{"id":"https://openalex.org/keywords/encoder","display_name":"Encoder","score":0.7650884389877319},{"id":"https://openalex.org/keywords/identification","display_name":"Identification (biology)","score":0.6982343792915344},{"id":"https://openalex.org/keywords/intersection","display_name":"Intersection (aeronautics)","score":0.5949971675872803},{"id":"https://openalex.org/keywords/matching","display_name":"Matching (statistics)","score":0.5425711870193481},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.46913737058639526},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.41860780119895935}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8513083457946777},{"id":"https://openalex.org/C118505674","wikidata":"https://www.wikidata.org/wiki/Q42586063","display_name":"Encoder","level":2,"score":0.7650884389877319},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.6982343792915344},{"id":"https://openalex.org/C64543145","wikidata":"https://www.wikidata.org/wiki/Q162942","display_name":"Intersection (aeronautics)","level":2,"score":0.5949971675872803},{"id":"https://openalex.org/C165064840","wikidata":"https://www.wikidata.org/wiki/Q1321061","display_name":"Matching (statistics)","level":2,"score":0.5425711870193481},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.46913737058639526},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.41860780119895935},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/3539618.3591864","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3539618.3591864","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval","raw_type":"proceedings-article"},{"id":"pmh:oai:arXiv.org:2304.12608","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2304.12608","pdf_url":"https://arxiv.org/pdf/2304.12608","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":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2304.12608","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2304.12608","pdf_url":"https://arxiv.org/pdf/2304.12608","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":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1789959723","display_name":null,"funder_award_id":"62006140","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3881774828","display_name":null,"funder_award_id":"ZR2022YQ59","funder_id":"https://openalex.org/F4320324174","funder_display_name":"Natural Science Foundation of Shandong Province"},{"id":"https://openalex.org/G5630254371","display_name":null,"funder_award_id":"62236003","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7231895066","display_name":null,"funder_award_id":"U1936203","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320324174","display_name":"Natural Science Foundation of Shandong Province","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4367189320.pdf","grobid_xml":"https://content.openalex.org/works/W4367189320.grobid-xml"},"referenced_works_count":29,"referenced_works":["https://openalex.org/W2169054943","https://openalex.org/W2896457183","https://openalex.org/W2938830017","https://openalex.org/W2940927814","https://openalex.org/W2951534261","https://openalex.org/W2995289474","https://openalex.org/W2998702515","https://openalex.org/W3005296017","https://openalex.org/W3005680577","https://openalex.org/W3021397474","https://openalex.org/W3034439313","https://openalex.org/W3099700870","https://openalex.org/W3102286003","https://openalex.org/W3110453189","https://openalex.org/W3121694563","https://openalex.org/W3152876231","https://openalex.org/W3155299750","https://openalex.org/W3156636935","https://openalex.org/W3168875417","https://openalex.org/W3180355996","https://openalex.org/W3206455169","https://openalex.org/W3217305727","https://openalex.org/W4224308683","https://openalex.org/W4281633595","https://openalex.org/W4284708663","https://openalex.org/W4312643954","https://openalex.org/W4386065753","https://openalex.org/W6600339457","https://openalex.org/W6601630192"],"related_works":["https://openalex.org/W2348909947","https://openalex.org/W4390516098","https://openalex.org/W4292672442","https://openalex.org/W2362101859","https://openalex.org/W2791431590","https://openalex.org/W2181948922","https://openalex.org/W2941610985","https://openalex.org/W4235810826","https://openalex.org/W4246887758","https://openalex.org/W2372764048"],"abstract_inverted_index":{"Illegal":[0],"live-streaming":[1,7,35,68,98],"identification,":[2],"which":[3,73,127],"aims":[4],"to":[5,38,42,53,94,151],"help":[6],"platforms":[8],"immediately":[9],"recognize":[10],"the":[11,15,30,34,45,50,96,123,136,144,147,153,171],"illegal":[12,47,71,97],"behaviors":[13],"in":[14,28,82],"live-streaming,":[16],"such":[17],"as":[18],"selling":[19],"precious":[20],"and":[21,76,109,117],"endangered":[22],"animals,":[23],"plays":[24],"a":[25,59,66,87,131],"crucial":[26],"role":[27],"purifying":[29],"network":[31],"environment.":[32],"Traditionally,":[33],"platform":[36],"needs":[37,52],"employ":[39],"some":[40],"professionals":[41],"manually":[43],"identify":[44],"potential":[46],"live-streaming.":[48],"Specifically,":[49],"professional":[51],"search":[54],"for":[55,63],"related":[56],"evidence":[57,89],"from":[58],"large-scale":[60,132],"knowledge":[61],"database":[62],"evaluating":[64],"whether":[65],"given":[67],"clip":[69],"contains":[70],"behavior,":[72],"is":[74,128],"time-consuming":[75],"laborious.":[77],"To":[78],"address":[79],"this":[80,83],"issue,":[81],"work,":[84],"we":[85,139],"propose":[86],"multimodal":[88,133],"retrieval":[90],"system,":[91],"named":[92],"OFAR,":[93],"facilitate":[95],"identification.":[99],"OFAR":[100],"consists":[101],"of":[102,146,156,173],"three":[103],"modules:":[104],"Query":[105],"Encoder,":[106,108],"Document":[107],"MaxSim-based":[110],"Contrastive":[111],"Late":[112],"Intersection.":[113],"Both":[114],"query":[115],"encoder":[116,119],"document":[118],"are":[120],"implemented":[121],"with":[122],"advanced":[124],"OFA":[125],"encoder,":[126],"pretrained":[129],"on":[130,143,165],"dataset.":[134],"In":[135],"last":[137],"module,":[138],"introduce":[140],"contrastive":[141],"learning":[142],"basis":[145],"MaxiSim-based":[148],"late":[149],"intersection,":[150],"enhance":[152],"model's":[154],"ability":[155],"query-document":[157],"matching.":[158],"The":[159],"proposed":[160],"framework":[161],"achieves":[162],"significant":[163],"improvement":[164],"our":[166,174],"industrial":[167],"dataset":[168],"TaoLive,":[169],"demonstrating":[170],"advances":[172],"scheme.":[175]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2023-04-28T00:00:00"}