{"id":"https://openalex.org/W2046559084","doi":"https://doi.org/10.1145/2554850.2555017","title":"Personalized collaborative filtering","display_name":"Personalized collaborative filtering","publication_year":2014,"publication_date":"2014-03-24","ids":{"openalex":"https://openalex.org/W2046559084","doi":"https://doi.org/10.1145/2554850.2555017","mag":"2046559084"},"language":"en","primary_location":{"id":"doi:10.1145/2554850.2555017","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2554850.2555017","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 29th Annual ACM Symposium on Applied Computing","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/A5076515806","display_name":"Edson B. Santos","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Edson B. Santos","raw_affiliation_strings":["S\u00e3o Paulo University, S\u00e3o Carlos, SP -- Brazil"],"affiliations":[{"raw_affiliation_string":"S\u00e3o Paulo University, S\u00e3o Carlos, SP -- Brazil","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026506271","display_name":"Rudinei Goularte","orcid":"https://orcid.org/0000-0003-1531-1576"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Rudinei Goularte","raw_affiliation_strings":["S\u00e3o Paulo University, S\u00e3o Carlos, SP -- Brazil"],"affiliations":[{"raw_affiliation_string":"S\u00e3o Paulo University, S\u00e3o Carlos, SP -- Brazil","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5091083068","display_name":"Marcelo Garcia Manzato","orcid":"https://orcid.org/0000-0003-3215-6918"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Marcelo G. Manzato","raw_affiliation_strings":["S\u00e3o Paulo University, S\u00e3o Carlos, SP -- Brazil"],"affiliations":[{"raw_affiliation_string":"S\u00e3o Paulo University, S\u00e3o Carlos, SP -- Brazil","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5076515806"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.5778,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.8790004,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"919","last_page":"924"},"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/T11980","display_name":"Human Mobility and Location-Based Analysis","score":0.9835000038146973,"subfield":{"id":"https://openalex.org/subfields/3313","display_name":"Transportation"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9099000096321106,"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/movielens","display_name":"MovieLens","score":0.9781544208526611},{"id":"https://openalex.org/keywords/collaborative-filtering","display_name":"Collaborative filtering","score":0.8996773958206177},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8512847423553467},{"id":"https://openalex.org/keywords/recommender-system","display_name":"Recommender system","score":0.8505606651306152},{"id":"https://openalex.org/keywords/similarity","display_name":"Similarity (geometry)","score":0.6599860191345215},{"id":"https://openalex.org/keywords/constraint","display_name":"Constraint (computer-aided design)","score":0.5949275493621826},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.5883947014808655},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.5369906425476074},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.5205770134925842},{"id":"https://openalex.org/keywords/moment","display_name":"Moment (physics)","score":0.4298282861709595},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3551056683063507},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.33788126707077026},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.1254170536994934},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.08044105768203735}],"concepts":[{"id":"https://openalex.org/C2776156558","wikidata":"https://www.wikidata.org/wiki/Q4353746","display_name":"MovieLens","level":4,"score":0.9781544208526611},{"id":"https://openalex.org/C21569690","wikidata":"https://www.wikidata.org/wiki/Q94702","display_name":"Collaborative filtering","level":3,"score":0.8996773958206177},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8512847423553467},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.8505606651306152},{"id":"https://openalex.org/C103278499","wikidata":"https://www.wikidata.org/wiki/Q254465","display_name":"Similarity (geometry)","level":3,"score":0.6599860191345215},{"id":"https://openalex.org/C2776036281","wikidata":"https://www.wikidata.org/wiki/Q48769818","display_name":"Constraint (computer-aided design)","level":2,"score":0.5949275493621826},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.5883947014808655},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.5369906425476074},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.5205770134925842},{"id":"https://openalex.org/C179254644","wikidata":"https://www.wikidata.org/wiki/Q13222844","display_name":"Moment (physics)","level":2,"score":0.4298282861709595},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3551056683063507},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.33788126707077026},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.1254170536994934},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.08044105768203735},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2554850.2555017","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2554850.2555017","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 29th Annual ACM Symposium on Applied Computing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320320997","display_name":"Funda\u00e7\u00e3o de Amparo \u00e0 Pesquisa do Estado de S\u00e3o Paulo","ror":"https://ror.org/02ddkpn78"},{"id":"https://openalex.org/F4320322025","display_name":"Conselho Nacional de Desenvolvimento Cient\u00edfico e Tecnol\u00f3gico","ror":"https://ror.org/03swz6y49"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1690919088","https://openalex.org/W1965355809","https://openalex.org/W1967661515","https://openalex.org/W1991455977","https://openalex.org/W1994389483","https://openalex.org/W2047109571","https://openalex.org/W2061212083","https://openalex.org/W2072422262","https://openalex.org/W2073405229","https://openalex.org/W2112856797","https://openalex.org/W2116088924","https://openalex.org/W2135598826","https://openalex.org/W2137728971","https://openalex.org/W2164361866","https://openalex.org/W2171960770","https://openalex.org/W2172249709","https://openalex.org/W2741767968"],"related_works":["https://openalex.org/W2797500822","https://openalex.org/W2355698112","https://openalex.org/W2022984797","https://openalex.org/W2986679525","https://openalex.org/W2794458286","https://openalex.org/W4205822456","https://openalex.org/W4299358966","https://openalex.org/W2537367858","https://openalex.org/W2981634480","https://openalex.org/W4288082747"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3],"propose":[4],"a":[5,24,45,84],"recommender":[6,86],"system":[7,87],"approach":[8,103],"which":[9],"considers":[10],"contextual":[11,46],"information":[12],"from":[13],"users":[14,64],"and":[15,100],"items":[16],"in":[17,109],"order":[18],"to":[19,37,44],"improve":[20],"the":[21,35,39,50,56,61,67,72,77,81,97,110],"accuracy":[22],"of":[23,31,52,63,83,93],"neighborhood-based":[25],"collaborative":[26],"filtering":[27],"algorithm.":[28],"One":[29],"advantage":[30],"our":[32,94,102],"model":[33],"is":[34,69],"possibility":[36],"bias":[38],"users'":[40],"similarity":[41],"computation":[42],"according":[43],"constraint,":[47],"such":[48],"as":[49],"group":[51,85],"individuals":[53],"who":[54],"share":[55],"same":[57],"demographic":[58],"information,":[59],"or":[60],"set":[62],"with":[65,96],"whom":[66],"user":[68],"interacting":[70],"at":[71],"moment.":[73],"The":[74],"proposal":[75],"represents":[76],"first":[78],"steps":[79],"towards":[80],"development":[82],"model.":[88],"We":[89],"provide":[90],"an":[91],"evaluation":[92],"method":[95],"MovieLens":[98],"dataset,":[99],"compare":[101],"against":[104],"other":[105],"known":[106],"techniques":[107],"reported":[108],"literature.":[111]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2016,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
