{"id":"https://openalex.org/W4399695571","doi":"https://doi.org/10.1145/3637528.3671514","title":"Contextual Distillation Model for Diversified Recommendation","display_name":"Contextual Distillation Model for Diversified Recommendation","publication_year":2024,"publication_date":"2024-08-24","ids":{"openalex":"https://openalex.org/W4399695571","doi":"https://doi.org/10.1145/3637528.3671514"},"language":"en","primary_location":{"id":"doi:10.1145/3637528.3671514","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3637528.3671514","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 30th ACM SIGKDD Conference on Knowledge Discovery and Data Mining","raw_type":"proceedings-article"},"type":"article","indexed_in":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2406.09021","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5103349537","display_name":"Fan Li","orcid":"https://orcid.org/0009-0000-0889-4684"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Fan Li","raw_affiliation_strings":["University of Science and Technology of China, Hefei, China"],"affiliations":[{"raw_affiliation_string":"University of Science and Technology of China, Hefei, China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5116252278","display_name":"Xu Si","orcid":"https://orcid.org/0009-0000-9540-4080"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xu Si","raw_affiliation_strings":["Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102951040","display_name":"Shisong Tang","orcid":"https://orcid.org/0000-0002-4550-3950"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shisong Tang","raw_affiliation_strings":["Kuaishou Inc. & Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Kuaishou Inc. & Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056754361","display_name":"Dingmin Wang","orcid":"https://orcid.org/0000-0001-9196-2624"},"institutions":[{"id":"https://openalex.org/I40120149","display_name":"University of Oxford","ror":"https://ror.org/052gg0110","country_code":"GB","type":"education","lineage":["https://openalex.org/I40120149"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Dingmin Wang","raw_affiliation_strings":["University of Oxford, Oxford, United Kingdom"],"affiliations":[{"raw_affiliation_string":"University of Oxford, Oxford, United Kingdom","institution_ids":["https://openalex.org/I40120149"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109555155","display_name":"Kunyan Han","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Kunyan Han","raw_affiliation_strings":["Kuaishou Inc., Beijing, China"],"affiliations":[{"raw_affiliation_string":"Kuaishou Inc., Beijing, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":null,"display_name":"Bing Han","orcid":"https://orcid.org/0009-0000-2288-6891"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Bing Han","raw_affiliation_strings":["Kuaishou Inc., Beijing, China"],"affiliations":[{"raw_affiliation_string":"Kuaishou Inc., Beijing, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060887535","display_name":"G.J. Zhou","orcid":"https://orcid.org/0000-0002-0277-4638"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Guorui Zhou","raw_affiliation_strings":["Kuaishou Inc., Beijing, China"],"affiliations":[{"raw_affiliation_string":"Kuaishou Inc., Beijing, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083873109","display_name":"Yang Song","orcid":"https://orcid.org/0000-0002-1714-5527"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yang Song","raw_affiliation_strings":["Kuaishou Inc., Beijing, China"],"affiliations":[{"raw_affiliation_string":"Kuaishou Inc., Beijing, China","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5108294333","display_name":"Hechang Chen","orcid":"https://orcid.org/0000-0001-7835-9556"},"institutions":[{"id":"https://openalex.org/I194450716","display_name":"Jilin University","ror":"https://ror.org/00js3aw79","country_code":"CN","type":"education","lineage":["https://openalex.org/I194450716"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hechang Chen","raw_affiliation_strings":["Jilin University, Changchun, China"],"affiliations":[{"raw_affiliation_string":"Jilin University, Changchun, China","institution_ids":["https://openalex.org/I194450716"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":9,"corresponding_author_ids":["https://openalex.org/A5103349537"],"corresponding_institution_ids":["https://openalex.org/I126520041"],"apc_list":null,"apc_paid":null,"fwci":8.3261,"has_fulltext":true,"cited_by_count":11,"citation_normalized_percentile":{"value":0.97475058,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"5307","last_page":"5316"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T10203","display_name":"Recommender Systems and Techniques","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T12101","display_name":"Advanced Bandit Algorithms Research","score":0.9945999979972839,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12761","display_name":"Data Stream Mining Techniques","score":0.9818999767303467,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/distillation","display_name":"Distillation","score":0.6330873370170593},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6271012425422668},{"id":"https://openalex.org/keywords/chromatography","display_name":"Chromatography","score":0.07606181502342224},{"id":"https://openalex.org/keywords/chemistry","display_name":"Chemistry","score":0.0739949643611908}],"concepts":[{"id":"https://openalex.org/C204030448","wikidata":"https://www.wikidata.org/wiki/Q101017","display_name":"Distillation","level":2,"score":0.6330873370170593},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6271012425422668},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.07606181502342224},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0739949643611908}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/3637528.3671514","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3637528.3671514","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 30th ACM SIGKDD Conference on Knowledge Discovery and Data Mining","raw_type":"proceedings-article"},{"id":"pmh:oai:arXiv.org:2406.09021","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2406.09021","pdf_url":"https://arxiv.org/pdf/2406.09021","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":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2406.09021","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2406.09021","pdf_url":"https://arxiv.org/pdf/2406.09021","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":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9","score":0.4099999964237213}],"awards":[{"id":"https://openalex.org/G1211044700","display_name":null,"funder_award_id":"U2341229","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2087396116","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3078953789","display_name":null,"funder_award_id":"202403","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3317480652","display_name":null,"funder_award_id":"Science","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4020255992","display_name":null,"funder_award_id":"Project","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5994120800","display_name":null,"funder_award_id":"Natural","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6311684539","display_name":null,"funder_award_id":"202204","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6384545129","display_name":null,"funder_award_id":"20220402009GH","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/F4320322174","display_name":"People's Government of Jilin Province","ror":"https://ror.org/02fzqav45"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4399695571.pdf","grobid_xml":"https://content.openalex.org/works/W4399695571.grobid-xml"},"referenced_works_count":30,"referenced_works":["https://openalex.org/W1902956054","https://openalex.org/W2026653933","https://openalex.org/W2033213271","https://openalex.org/W2161676175","https://openalex.org/W2225560834","https://openalex.org/W2576271642","https://openalex.org/W2604639157","https://openalex.org/W2798775284","https://openalex.org/W2897429051","https://openalex.org/W2912801008","https://openalex.org/W2998534896","https://openalex.org/W3080840133","https://openalex.org/W3138773240","https://openalex.org/W3152663991","https://openalex.org/W3157014581","https://openalex.org/W3164548985","https://openalex.org/W3168738558","https://openalex.org/W3169544457","https://openalex.org/W3177661966","https://openalex.org/W4224314818","https://openalex.org/W4224318508","https://openalex.org/W4290943719","https://openalex.org/W4321485713","https://openalex.org/W4385565171","https://openalex.org/W4385565675","https://openalex.org/W4386729247","https://openalex.org/W4387086808","https://openalex.org/W6600405510","https://openalex.org/W6689251992","https://openalex.org/W6731773038"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4396696052","https://openalex.org/W2382290278","https://openalex.org/W4395014643"],"abstract_inverted_index":{"The":[0,221],"diversity":[1,198],"of":[2,65,98,119,142,164,189,214,241],"recommendation":[3,59,86,100,191,227],"is":[4,175,183],"equally":[5],"crucial":[6],"as":[7,69,113,231],"accuracy":[8,36],"in":[9,95,108,225],"improving":[10],"user":[11,111],"experience.":[12],"Existing":[13],"studies,":[14],"e.g.,":[15],"Determinantal":[16],"Point":[17],"Process":[18],"(DPP)":[19],"and":[20,37,53,72,136,153,192,199,209,229],"Maximal":[21],"Marginal":[22],"Relevance":[23],"(MMR),":[24],"employ":[25],"a":[26,62,124,186],"greedy":[27],"paradigm":[28],"to":[29,49,57,115,132,159],"iteratively":[30],"select":[31],"items":[32,107],"that":[33,88,128],"optimize":[34],"both":[35,134,197,226],"diversity.":[38],"However,":[39],"prior":[40],"methods":[41],"typically":[42],"exhibit":[43],"quadratic":[44],"complexity,":[45],"limiting":[46],"their":[47],"applications":[48],"the":[50,70,93,105,109,117,120,140,155,161,169,173,190,217,239],"re-ranking":[51],"stage":[52],"are":[54],"not":[55],"applicable":[56],"other":[58],"stages":[60,97],"with":[61,149],"larger":[63],"pool":[64],"candidate":[66,106],"items,":[67],"such":[68],"pre-ranking":[71],"ranking":[73,182],"stages.":[74],"In":[75],"this":[76],"paper,":[77],"we":[78,144],"propose":[79,123],"Contextual":[80],"Distillation":[81],"Model":[82],"(CDM),":[83],"an":[84],"efficient":[85],"model":[87,133,194],"addresses":[89],"diversification,":[90],"suitable":[91],"for":[92,238],"deployment":[94],"all":[96],"industrial":[99,207],"pipelines.":[101],"Specifically,":[102],"CDM":[103,215],"utilizes":[104],"same":[110],"request":[112],"context":[114,126,151],"enhance":[116],"diversification":[118],"results.":[121],"We":[122,201],"contrastive":[125],"encoder":[127],"employs":[129],"attention":[130],"mechanisms":[131],"positive":[135],"negative":[137],"contexts.":[138],"For":[139],"training":[141],"CDM,":[143],"compare":[145],"each":[146,165],"target":[147,166],"item":[148,167],"its":[150],"embedding":[152],"utilize":[154],"knowledge":[156],"distillation":[157],"framework":[158],"learn":[160],"win":[162],"probability":[163],"under":[168],"MMR":[170,178],"algorithm,":[171],"where":[172],"teacher":[174],"derived":[176],"from":[177],"outputs.":[179],"During":[180],"inference,":[181],"performed":[184],"through":[185],"linear":[187],"combination":[188],"student":[193],"scores,":[195],"ensuring":[196],"efficiency.":[200],"perform":[202],"offline":[203],"evaluations":[204],"on":[205,216],"two":[206],"datasets":[208],"conduct":[210],"online":[211],"A/B":[212],"test":[213],"short-video":[218],"platform":[219],"KuaiShou.":[220],"considerable":[222],"enhancements":[223],"observed":[224],"quality":[228],"diversity,":[230],"shown":[232],"by":[233],"metrics,":[234],"provide":[235],"strong":[236],"superiority":[237],"effectiveness":[240],"CDM.":[242]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":7},{"year":2024,"cited_by_count":3}],"updated_date":"2026-04-15T08:11:43.952461","created_date":"2025-10-10T00:00:00"}