{"id":"https://openalex.org/W4361804600","doi":"https://doi.org/10.1145/3543507.3583422","title":"Cooperative Retriever and Ranker in Deep Recommenders","display_name":"Cooperative Retriever and Ranker in Deep Recommenders","publication_year":2023,"publication_date":"2023-04-26","ids":{"openalex":"https://openalex.org/W4361804600","doi":"https://doi.org/10.1145/3543507.3583422"},"language":"en","primary_location":{"id":"doi:10.1145/3543507.3583422","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3543507.3583422","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the ACM Web Conference 2023","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5108039951","display_name":"Xu Huang","orcid":"https://orcid.org/0000-0003-4354-334X"},"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":"Xu Huang","raw_affiliation_strings":["University of Science and Technology of China, China"],"affiliations":[{"raw_affiliation_string":"University of Science and Technology of China, China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085254654","display_name":"Defu Lian","orcid":"https://orcid.org/0000-0002-3507-9607"},"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":false,"raw_author_name":"Defu Lian","raw_affiliation_strings":["University of Science and Technology of China, China"],"affiliations":[{"raw_affiliation_string":"University of Science and Technology of China, China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057120678","display_name":"Jin Chen","orcid":"https://orcid.org/0000-0001-6440-2242"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jin Chen","raw_affiliation_strings":["University of Electronic Science and Technology of China, China"],"affiliations":[{"raw_affiliation_string":"University of Electronic Science and Technology of China, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100423656","display_name":"Zheng Liu","orcid":"https://orcid.org/0000-0001-7765-8466"},"institutions":[{"id":"https://openalex.org/I4210113369","display_name":"Microsoft Research Asia (China)","ror":"https://ror.org/0300m5276","country_code":"CN","type":"company","lineage":["https://openalex.org/I1290206253","https://openalex.org/I4210113369"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liu Zheng","raw_affiliation_strings":["Microsoft Research Asia, China"],"affiliations":[{"raw_affiliation_string":"Microsoft Research Asia, China","institution_ids":["https://openalex.org/I4210113369"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044651577","display_name":"Xing Xie","orcid":"https://orcid.org/0000-0002-8608-8482"},"institutions":[{"id":"https://openalex.org/I4210113369","display_name":"Microsoft Research Asia (China)","ror":"https://ror.org/0300m5276","country_code":"CN","type":"company","lineage":["https://openalex.org/I1290206253","https://openalex.org/I4210113369"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xing Xie","raw_affiliation_strings":["Microsoft Research Asia, China"],"affiliations":[{"raw_affiliation_string":"Microsoft Research Asia, China","institution_ids":["https://openalex.org/I4210113369"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5048237545","display_name":"Enhong Chen","orcid":"https://orcid.org/0000-0002-4835-4102"},"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":false,"raw_author_name":"Enhong Chen","raw_affiliation_strings":["University of Science and Technology of China, China"],"affiliations":[{"raw_affiliation_string":"University of Science and Technology of China, China","institution_ids":["https://openalex.org/I126520041"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5108039951"],"corresponding_institution_ids":["https://openalex.org/I126520041"],"apc_list":null,"apc_paid":null,"fwci":3.6532,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.93548027,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1150","last_page":"1161"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.9998999834060669,"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":0.9998999834060669,"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/T11273","display_name":"Advanced Graph Neural Networks","score":0.9969000220298767,"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/T10028","display_name":"Topic Modeling","score":0.9955999851226807,"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/ranking","display_name":"Ranking (information retrieval)","score":0.7063554525375366},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7057475447654724},{"id":"https://openalex.org/keywords/pipeline","display_name":"Pipeline (software)","score":0.6421780586242676},{"id":"https://openalex.org/keywords/workflow","display_name":"Workflow","score":0.6310077905654907},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.574669361114502},{"id":"https://openalex.org/keywords/inference","display_name":"Inference","score":0.5457765460014343},{"id":"https://openalex.org/keywords/recommender-system","display_name":"Recommender system","score":0.4465663731098175},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.4303187131881714},{"id":"https://openalex.org/keywords/learning-to-rank","display_name":"Learning to rank","score":0.41272294521331787},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.40221118927001953},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.34747183322906494},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.2576054334640503}],"concepts":[{"id":"https://openalex.org/C189430467","wikidata":"https://www.wikidata.org/wiki/Q7293293","display_name":"Ranking (information retrieval)","level":2,"score":0.7063554525375366},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7057475447654724},{"id":"https://openalex.org/C43521106","wikidata":"https://www.wikidata.org/wiki/Q2165493","display_name":"Pipeline (software)","level":2,"score":0.6421780586242676},{"id":"https://openalex.org/C177212765","wikidata":"https://www.wikidata.org/wiki/Q627335","display_name":"Workflow","level":2,"score":0.6310077905654907},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.574669361114502},{"id":"https://openalex.org/C2776214188","wikidata":"https://www.wikidata.org/wiki/Q408386","display_name":"Inference","level":2,"score":0.5457765460014343},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.4465663731098175},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.4303187131881714},{"id":"https://openalex.org/C86037889","wikidata":"https://www.wikidata.org/wiki/Q4330127","display_name":"Learning to rank","level":3,"score":0.41272294521331787},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.40221118927001953},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.34747183322906494},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.2576054334640503},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/3543507.3583422","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3543507.3583422","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the ACM Web Conference 2023","raw_type":"proceedings-article"},{"id":"pmh:oai:repository.hkust.edu.hk:1783.1-135845","is_oa":false,"landing_page_url":"https://repository.hkust.edu.hk/ir/Record/1783.1-135845","pdf_url":null,"source":{"id":"https://openalex.org/S4306401796","display_name":"Rare & Special e-Zone (The Hong Kong University of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I200769079","host_organization_name":"Hong Kong University of Science and Technology","host_organization_lineage":["https://openalex.org/I200769079"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference paper"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":40,"referenced_works":["https://openalex.org/W1976999215","https://openalex.org/W2000431947","https://openalex.org/W2054141820","https://openalex.org/W2102035799","https://openalex.org/W2128466927","https://openalex.org/W2135790056","https://openalex.org/W2136189984","https://openalex.org/W2152808281","https://openalex.org/W2512971201","https://openalex.org/W2604433096","https://openalex.org/W2604662567","https://openalex.org/W2605350416","https://openalex.org/W2723293840","https://openalex.org/W2741632195","https://openalex.org/W2783272285","https://openalex.org/W2783666221","https://openalex.org/W2807021761","https://openalex.org/W2808847742","https://openalex.org/W2908332126","https://openalex.org/W2950960796","https://openalex.org/W2959353218","https://openalex.org/W2962745591","https://openalex.org/W2963085847","https://openalex.org/W2963367478","https://openalex.org/W2984100107","https://openalex.org/W3012754345","https://openalex.org/W3012952868","https://openalex.org/W3080292238","https://openalex.org/W3080642298","https://openalex.org/W3093502611","https://openalex.org/W3100848837","https://openalex.org/W3102030627","https://openalex.org/W3106181667","https://openalex.org/W3154731007","https://openalex.org/W3156978171","https://openalex.org/W3172187472","https://openalex.org/W3172887428","https://openalex.org/W3175330233","https://openalex.org/W4213334228","https://openalex.org/W4284707446"],"related_works":["https://openalex.org/W3127142483","https://openalex.org/W4385565564","https://openalex.org/W2138488530","https://openalex.org/W2898073868","https://openalex.org/W2971071571","https://openalex.org/W2798835721","https://openalex.org/W2387658907","https://openalex.org/W2922169395","https://openalex.org/W2385796165","https://openalex.org/W25098770"],"abstract_inverted_index":{"Deep":[0],"recommender":[1],"systems":[2],"(DRS)":[3],"are":[4,73],"intensively":[5],"applied":[6],"in":[7],"modern":[8],"web":[9,16],"services.":[10],"To":[11],"deal":[12],"with":[13,46],"the":[14,43,50,62,66,70],"massive":[15],"contents,":[17],"DRS":[18],"employs":[19],"a":[20,36,79],"two-stage":[21],"workflow:":[22],"retrieval":[23],"and":[24,98,112,116,131],"ranking,":[25],"to":[26,34,59,86,95,125],"generate":[27],"its":[28],"recommendation":[29],"results.":[30],"The":[31],"retriever":[32,97,130],"aims":[33],"select":[35],"small":[37],"set":[38],"of":[39,118],"relevant":[40],"candidates":[41],"from":[42,65],"entire":[44],"items":[45,64],"high":[47],"efficiency;":[48],"while":[49],"ranker,":[51],"usually":[52],"more":[53],"precise":[54],"but":[55],"time-consuming,":[56],"is":[57,84],"supposed":[58],"further":[60],"refine":[61],"best":[63],"retrieved":[67],"candidates.":[68],"Traditionally,":[69],"two":[71],"components":[72],"trained":[74],"either":[75],"independently":[76],"or":[77],"within":[78],"simple":[80],"cascading":[81],"pipeline,":[82],"which":[83],"prone":[85],"poor":[87],"collaboration":[88],"effect.":[89],"Though":[90],"some":[91],"latest":[92],"works":[93],"suggested":[94],"train":[96],"ranker":[99],"jointly,":[100],"there":[101],"still":[102],"exist":[103],"many":[104],"severe":[105],"limitations:":[106],"item":[107],"distribution":[108],"shift":[109],"between":[110,129],"training":[111],"inference,":[113],"false":[114],"negative,":[115],"misalignment":[117],"ranking":[119],"order.":[120],"As":[121],"such,":[122],"it":[123],"remains":[124],"explore":[126],"effective":[127],"collaborations":[128],"ranker.":[132]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":2}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}