{"id":"https://openalex.org/W2048540666","doi":"https://doi.org/10.1145/2043932.2043941","title":"Modeling item selection and relevance for accurate recommendations","display_name":"Modeling item selection and relevance for accurate recommendations","publication_year":2011,"publication_date":"2011-10-23","ids":{"openalex":"https://openalex.org/W2048540666","doi":"https://doi.org/10.1145/2043932.2043941","mag":"2048540666"},"language":"en","primary_location":{"id":"doi:10.1145/2043932.2043941","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2043932.2043941","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the fifth ACM conference on Recommender systems","raw_type":"proceedings-article"},"type":"conference-paper","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/A5046224601","display_name":"Nicola Barbieri","orcid":"https://orcid.org/0000-0002-1993-2946"},"institutions":[{"id":"https://openalex.org/I45204951","display_name":"University of Calabria","ror":"https://ror.org/02rc97e94","country_code":"IT","type":"education","lineage":["https://openalex.org/I45204951"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Nicola Barbieri","raw_affiliation_strings":["University of Calabria and ICAR CNR, Rende, Italy","University of Calabria and ICAR-CNR, Rende, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Calabria and ICAR CNR, Rende, Italy","institution_ids":["https://openalex.org/I45204951"]},{"raw_affiliation_string":"University of Calabria and ICAR-CNR, Rende, Italy","institution_ids":["https://openalex.org/I45204951"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076708603","display_name":"Gianni Costa","orcid":"https://orcid.org/0000-0003-2267-9280"},"institutions":[{"id":"https://openalex.org/I3005160176","display_name":"Institute for High Performance Computing and Networking","ror":"https://ror.org/04r5fge26","country_code":"IT","type":"facility","lineage":["https://openalex.org/I3005160176","https://openalex.org/I4210155236"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Gianni Costa","raw_affiliation_strings":["ICAR-CNR, Rende, Italy","ICAR-CNR, RENDE, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ICAR-CNR, Rende, Italy","institution_ids":["https://openalex.org/I3005160176"]},{"raw_affiliation_string":"ICAR-CNR, RENDE, Italy","institution_ids":["https://openalex.org/I3005160176"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004372595","display_name":"Giuseppe Manco","orcid":"https://orcid.org/0000-0001-9672-3833"},"institutions":[{"id":"https://openalex.org/I3005160176","display_name":"Institute for High Performance Computing and Networking","ror":"https://ror.org/04r5fge26","country_code":"IT","type":"facility","lineage":["https://openalex.org/I3005160176","https://openalex.org/I4210155236"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Giuseppe Manco","raw_affiliation_strings":["ICAR-CNR, Rende, Italy","ICAR-CNR, RENDE, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ICAR-CNR, Rende, Italy","institution_ids":["https://openalex.org/I3005160176"]},{"raw_affiliation_string":"ICAR-CNR, RENDE, Italy","institution_ids":["https://openalex.org/I3005160176"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5078466922","display_name":"Riccardo Ortale","orcid":"https://orcid.org/0000-0002-1763-9121"},"institutions":[{"id":"https://openalex.org/I3005160176","display_name":"Institute for High Performance Computing and Networking","ror":"https://ror.org/04r5fge26","country_code":"IT","type":"facility","lineage":["https://openalex.org/I3005160176","https://openalex.org/I4210155236"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Riccardo Ortale","raw_affiliation_strings":["ICAR-CNR, Rende, Italy","ICAR-CNR, RENDE, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ICAR-CNR, Rende, Italy","institution_ids":["https://openalex.org/I3005160176"]},{"raw_affiliation_string":"ICAR-CNR, RENDE, Italy","institution_ids":["https://openalex.org/I3005160176"]}]}],"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":false,"cited_by_count":20,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"21","last_page":"28"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.9998000264167786,"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":0.9998000264167786,"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/T10286","display_name":"Information Retrieval and Search Behavior","score":0.9503999948501587,"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":0.947700023651123,"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/computer-science","display_name":"Computer science","score":0.7713506817817688},{"id":"https://openalex.org/keywords/ranking","display_name":"Ranking (information retrieval)","score":0.7705880403518677},{"id":"https://openalex.org/keywords/relevance","display_name":"Relevance (law)","score":0.7400426268577576},{"id":"https://openalex.org/keywords/popularity","display_name":"Popularity","score":0.6790903806686401},{"id":"https://openalex.org/keywords/benchmark","display_name":"Benchmark (surveying)","score":0.6074380278587341},{"id":"https://openalex.org/keywords/selection","display_name":"Selection (genetic algorithm)","score":0.5876004099845886},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.5619492530822754},{"id":"https://openalex.org/keywords/preference","display_name":"Preference","score":0.5166592597961426},{"id":"https://openalex.org/keywords/generative-model","display_name":"Generative model","score":0.5136880278587341},{"id":"https://openalex.org/keywords/recommender-system","display_name":"Recommender system","score":0.5132768154144287},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.49694469571113586},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.4815554916858673},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.47940799593925476},{"id":"https://openalex.org/keywords/probabilistic-logic","display_name":"Probabilistic logic","score":0.45699140429496765},{"id":"https://openalex.org/keywords/collaborative-filtering","display_name":"Collaborative filtering","score":0.4513222575187683},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.44504427909851074},{"id":"https://openalex.org/keywords/generative-grammar","display_name":"Generative grammar","score":0.2545737624168396},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.14138776063919067},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1209312379360199}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7713506817817688},{"id":"https://openalex.org/C189430467","wikidata":"https://www.wikidata.org/wiki/Q7293293","display_name":"Ranking (information retrieval)","level":2,"score":0.7705880403518677},{"id":"https://openalex.org/C158154518","wikidata":"https://www.wikidata.org/wiki/Q7310970","display_name":"Relevance (law)","level":2,"score":0.7400426268577576},{"id":"https://openalex.org/C2780586970","wikidata":"https://www.wikidata.org/wiki/Q1357284","display_name":"Popularity","level":2,"score":0.6790903806686401},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.6074380278587341},{"id":"https://openalex.org/C81917197","wikidata":"https://www.wikidata.org/wiki/Q628760","display_name":"Selection (genetic algorithm)","level":2,"score":0.5876004099845886},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.5619492530822754},{"id":"https://openalex.org/C2781249084","wikidata":"https://www.wikidata.org/wiki/Q908656","display_name":"Preference","level":2,"score":0.5166592597961426},{"id":"https://openalex.org/C167966045","wikidata":"https://www.wikidata.org/wiki/Q5532625","display_name":"Generative model","level":3,"score":0.5136880278587341},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.5132768154144287},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.49694469571113586},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.4815554916858673},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.47940799593925476},{"id":"https://openalex.org/C49937458","wikidata":"https://www.wikidata.org/wiki/Q2599292","display_name":"Probabilistic logic","level":2,"score":0.45699140429496765},{"id":"https://openalex.org/C21569690","wikidata":"https://www.wikidata.org/wiki/Q94702","display_name":"Collaborative filtering","level":3,"score":0.4513222575187683},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.44504427909851074},{"id":"https://openalex.org/C39890363","wikidata":"https://www.wikidata.org/wiki/Q36108","display_name":"Generative grammar","level":2,"score":0.2545737624168396},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.14138776063919067},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1209312379360199},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"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/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2043932.2043941","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2043932.2043941","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the fifth ACM conference on Recommender systems","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W190008395","https://openalex.org/W1506806321","https://openalex.org/W1513213106","https://openalex.org/W1663973292","https://openalex.org/W1718512272","https://openalex.org/W1880262756","https://openalex.org/W1989534515","https://openalex.org/W2009086942","https://openalex.org/W2018605660","https://openalex.org/W2049455633","https://openalex.org/W2110591510","https://openalex.org/W2118079529","https://openalex.org/W2132708887","https://openalex.org/W2135183808","https://openalex.org/W2135505871","https://openalex.org/W2137245235","https://openalex.org/W2150886314","https://openalex.org/W2151052953","https://openalex.org/W2280165275","https://openalex.org/W6607826182","https://openalex.org/W6629510986","https://openalex.org/W6637618339","https://openalex.org/W6676781583","https://openalex.org/W7070499600"],"related_works":["https://openalex.org/W2772628444","https://openalex.org/W2735929803","https://openalex.org/W4220714703","https://openalex.org/W1484355083","https://openalex.org/W3008845055","https://openalex.org/W2098758514","https://openalex.org/W4376854386","https://openalex.org/W2202724490","https://openalex.org/W2508671622","https://openalex.org/W2556532874"],"abstract_inverted_index":{"We":[0,104],"propose":[1],"a":[2,13,50,61,74,89],"bayesian":[3],"probabilistic":[4],"model":[5,11,84],"for":[6,79],"explicit":[7],"preference":[8,77],"data.":[9],"The":[10,82],"introduces":[12],"generative":[14],"process,":[15],"which":[16,94],"takes":[17],"into":[18,28],"account":[19],"both":[20,97],"item":[21,99],"selection":[22],"and":[23,37,72,101],"rating":[24,43],"emission":[25],"to":[26,39,128],"gather":[27],"communities":[29],"those":[30,80],"users":[31,129],"who":[32],"experience":[33],"the":[34,41,64,69,107,112,124],"same":[35,42],"items":[36,67],"tend":[38],"adopt":[40],"pattern.":[44],"Each":[45],"user":[46],"is":[47,58,95],"modeled":[48],"as":[49],"random":[51],"mixture":[52],"of":[53,66,121,123],"topics,":[54],"where":[55],"each":[56],"topic":[57],"characterized":[59],"by":[60,73],"distribution":[62,75],"modeling":[63],"popularity":[65,100],"within":[68],"respective":[70],"user-community":[71],"over":[76],"values":[78],"items.":[81],"proposed":[83,108],"can":[85],"be":[86],"associated":[87],"with":[88,111],"novel":[90],"item-relevance":[91],"ranking":[92,114],"criterion,":[93,115],"based":[96],"on":[98,130],"user's":[102],"preferences.":[103],"show":[105],"that":[106],"model,":[109],"equipped":[110],"new":[113],"outperforms":[116],"state-of-art":[117],"approaches":[118],"in":[119],"terms":[120],"accuracy":[122],"recommendation":[125],"list":[126],"provided":[127],"standard":[131],"benchmark":[132],"datasets.":[133]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":3},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":4},{"year":2012,"cited_by_count":3}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}