{"id":"https://openalex.org/W4377138443","doi":"https://doi.org/10.1142/s1793830923500520","title":"Recommender systems based on matrix factorization and the properties of inferred social networks","display_name":"Recommender systems based on matrix factorization and the properties of inferred social networks","publication_year":2023,"publication_date":"2023-05-20","ids":{"openalex":"https://openalex.org/W4377138443","doi":"https://doi.org/10.1142/s1793830923500520"},"language":"en","primary_location":{"id":"doi:10.1142/s1793830923500520","is_oa":false,"landing_page_url":"https://doi.org/10.1142/s1793830923500520","pdf_url":null,"source":{"id":"https://openalex.org/S178434951","display_name":"Discrete Mathematics Algorithms and Applications","issn_l":"1793-8309","issn":["1793-8309","1793-8317"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319815","host_organization_name":"World Scientific","host_organization_lineage":["https://openalex.org/P4310319815"],"host_organization_lineage_names":["World Scientific"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Discrete Mathematics, Algorithms and Applications","raw_type":"journal-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/A5102798215","display_name":"Santiago Uribe","orcid":"https://orcid.org/0000-0002-8012-610X"},"institutions":[{"id":"https://openalex.org/I233745408","display_name":"Pontificia Universidad Javeriana","ror":"https://ror.org/03etyjw28","country_code":"CO","type":"education","lineage":["https://openalex.org/I233745408"]}],"countries":["CO"],"is_corresponding":false,"raw_author_name":"Santiago Uribe","raw_affiliation_strings":["Department of Engineering and Sciences, Pontificia Universidad Javeriana-Cali, Santiago de Cali, Colombia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Engineering and Sciences, Pontificia Universidad Javeriana-Cali, Santiago de Cali, Colombia","institution_ids":["https://openalex.org/I233745408"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103066646","display_name":"Carlos Ramirez","orcid":"https://orcid.org/0000-0002-4254-5610"},"institutions":[{"id":"https://openalex.org/I233745408","display_name":"Pontificia Universidad Javeriana","ror":"https://ror.org/03etyjw28","country_code":"CO","type":"education","lineage":["https://openalex.org/I233745408"]}],"countries":["CO"],"is_corresponding":true,"raw_author_name":"Carlos Ramirez","raw_affiliation_strings":["Department of Engineering and Sciences, Pontificia Universidad Javeriana-Cali, Santiago de Cali, Colombia"],"raw_orcid":"https://orcid.org/0000-0002-4254-5610","affiliations":[{"raw_affiliation_string":"Department of Engineering and Sciences, Pontificia Universidad Javeriana-Cali, Santiago de Cali, Colombia","institution_ids":["https://openalex.org/I233745408"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5062553576","display_name":"Jorge Finke","orcid":"https://orcid.org/0000-0003-2393-6066"},"institutions":[{"id":"https://openalex.org/I233745408","display_name":"Pontificia Universidad Javeriana","ror":"https://ror.org/03etyjw28","country_code":"CO","type":"education","lineage":["https://openalex.org/I233745408"]}],"countries":["CO"],"is_corresponding":false,"raw_author_name":"Jorge Finke","raw_affiliation_strings":["Department of Engineering and Sciences, Pontificia Universidad Javeriana-Cali, Santiago de Cali, Colombia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Engineering and Sciences, Pontificia Universidad Javeriana-Cali, Santiago de Cali, Colombia","institution_ids":["https://openalex.org/I233745408"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5103066646"],"corresponding_institution_ids":["https://openalex.org/I233745408"],"apc_list":null,"apc_paid":null,"fwci":0.411,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.6310124,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"16","issue":"05","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.9879000186920166,"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":0.9879000186920166,"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/T10064","display_name":"Complex Network Analysis Techniques","score":0.9571999907493591,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12592","display_name":"Opinion Dynamics and Social Influence","score":0.9496999979019165,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/movielens","display_name":"MovieLens","score":0.9747775197029114},{"id":"https://openalex.org/keywords/recommender-system","display_name":"Recommender system","score":0.9081707000732422},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7635217905044556},{"id":"https://openalex.org/keywords/matrix-decomposition","display_name":"Matrix decomposition","score":0.6735004186630249},{"id":"https://openalex.org/keywords/product","display_name":"Product (mathematics)","score":0.5373396277427673},{"id":"https://openalex.org/keywords/order","display_name":"Order (exchange)","score":0.5119761228561401},{"id":"https://openalex.org/keywords/collaborative-filtering","display_name":"Collaborative filtering","score":0.48234981298446655},{"id":"https://openalex.org/keywords/factorization","display_name":"Factorization","score":0.4592246115207672},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.44219210743904114},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.334817111492157},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.32141029834747314},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.19731709361076355},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.10771098732948303},{"id":"https://openalex.org/keywords/business","display_name":"Business","score":0.07067441940307617}],"concepts":[{"id":"https://openalex.org/C2776156558","wikidata":"https://www.wikidata.org/wiki/Q4353746","display_name":"MovieLens","level":4,"score":0.9747775197029114},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.9081707000732422},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7635217905044556},{"id":"https://openalex.org/C42355184","wikidata":"https://www.wikidata.org/wiki/Q1361088","display_name":"Matrix decomposition","level":3,"score":0.6735004186630249},{"id":"https://openalex.org/C90673727","wikidata":"https://www.wikidata.org/wiki/Q901718","display_name":"Product (mathematics)","level":2,"score":0.5373396277427673},{"id":"https://openalex.org/C182306322","wikidata":"https://www.wikidata.org/wiki/Q1779371","display_name":"Order (exchange)","level":2,"score":0.5119761228561401},{"id":"https://openalex.org/C21569690","wikidata":"https://www.wikidata.org/wiki/Q94702","display_name":"Collaborative filtering","level":3,"score":0.48234981298446655},{"id":"https://openalex.org/C187834632","wikidata":"https://www.wikidata.org/wiki/Q188804","display_name":"Factorization","level":2,"score":0.4592246115207672},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.44219210743904114},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.334817111492157},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.32141029834747314},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.19731709361076355},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.10771098732948303},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.07067441940307617},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.0},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1142/s1793830923500520","is_oa":false,"landing_page_url":"https://doi.org/10.1142/s1793830923500520","pdf_url":null,"source":{"id":"https://openalex.org/S178434951","display_name":"Discrete Mathematics Algorithms and Applications","issn_l":"1793-8309","issn":["1793-8309","1793-8317"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319815","host_organization_name":"World Scientific","host_organization_lineage":["https://openalex.org/P4310319815"],"host_organization_lineage_names":["World Scientific"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Discrete Mathematics, Algorithms and Applications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W290370860","https://openalex.org/W1999031685","https://openalex.org/W2008620264","https://openalex.org/W2020263370","https://openalex.org/W2027447600","https://openalex.org/W2054141820","https://openalex.org/W2061460268","https://openalex.org/W2119825970","https://openalex.org/W2130354913","https://openalex.org/W2151718187","https://openalex.org/W2167597870","https://openalex.org/W2469279958","https://openalex.org/W2569283211","https://openalex.org/W2963172965","https://openalex.org/W2990670023"],"related_works":["https://openalex.org/W2797500822","https://openalex.org/W2355698112","https://openalex.org/W2022984797","https://openalex.org/W2986679525","https://openalex.org/W4205822456","https://openalex.org/W4299358966","https://openalex.org/W2537367858","https://openalex.org/W2981634480","https://openalex.org/W2188396403","https://openalex.org/W3173811578"],"abstract_inverted_index":{"Recommender":[0],"Systems":[1],"(RS)":[2],"are":[3],"a":[4],"vital":[5],"part":[6],"of":[7,26,58,70,84,100],"companies":[8,17],"with":[9,52],"an":[10],"active":[11],"participation":[12],"on":[13,107],"the":[14,41,59,68,93,111],"web.":[15],"These":[16],"require":[18],"strategies":[19],"that":[20],"allow":[21],"them":[22],"to":[23,33,37,66,117],"take":[24],"advantage":[25],"product":[27],"ratings":[28,103],"from":[29,113],"users":[30,106],"in":[31,74],"order":[32],"provide":[34],"future":[35],"recommendations":[36],"other":[38],"users.":[39],"In":[40,91],"last":[42],"decade,":[43],"several":[44],"algorithms":[45],"have":[46],"been":[47],"developed":[48],"for":[49],"movie":[50],"recommendation,":[51],"Matrix":[53],"Factorization":[54],"algorithm":[55,73],"being":[56],"one":[57],"most":[60],"popular":[61],"algorithms.":[62],"Our":[63],"approach":[64],"is":[65,96],"evaluate":[67],"performance":[69],"this":[71],"recommendation":[72],"scenarios":[75],"where":[76],"underlying":[77],"social":[78],"networks,":[79],"which":[80,98],"characterize":[81],"certain":[82],"types":[83],"interactions":[85],"between":[86],"users,":[87],"can":[88],"be":[89],"inferred.":[90],"particular,":[92],"MovieLens":[94],"dataset":[95],"used,":[97],"consists":[99],"approximately":[101],"100,000":[102],"by":[104],"671":[105],"9066":[108],"movies,":[109],"during":[110],"period":[112],"29":[114],"March":[115],"1996":[116],"24":[118],"September":[119],"2018.":[120]},"counts_by_year":[{"year":2024,"cited_by_count":1}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}
