{"id":"https://openalex.org/W2278138779","doi":"https://doi.org/10.1109/tnnls.2015.2415257","title":"A Nonnegative Latent Factor Model for Large-Scale Sparse Matrices in Recommender Systems via Alternating Direction Method","display_name":"A Nonnegative Latent Factor Model for Large-Scale Sparse Matrices in Recommender Systems via Alternating Direction Method","publication_year":2015,"publication_date":"2015-05-22","ids":{"openalex":"https://openalex.org/W2278138779","doi":"https://doi.org/10.1109/tnnls.2015.2415257","mag":"2278138779","pmid":"https://pubmed.ncbi.nlm.nih.gov/26011893"},"language":"en","primary_location":{"id":"doi:10.1109/tnnls.2015.2415257","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tnnls.2015.2415257","pdf_url":null,"source":{"id":"https://openalex.org/S4210175523","display_name":"IEEE Transactions on Neural Networks and Learning Systems","issn_l":"2162-237X","issn":["2162-237X","2162-2388"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Neural Networks and Learning Systems","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","pubmed"],"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/A5088955392","display_name":"Xin Luo","orcid":"https://orcid.org/0000-0002-1348-5305"},"institutions":[{"id":"https://openalex.org/I158842170","display_name":"Chongqing University","ror":"https://ror.org/023rhb549","country_code":"CN","type":"education","lineage":["https://openalex.org/I158842170"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xin Luo","raw_affiliation_strings":["Chongqing Key Laboratory of Software Theory and Technology, Chongqing University, Chongqing, China"],"affiliations":[{"raw_affiliation_string":"Chongqing Key Laboratory of Software Theory and Technology, Chongqing University, Chongqing, China","institution_ids":["https://openalex.org/I158842170"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081318069","display_name":"MengChu Zhou","orcid":"https://orcid.org/0000-0002-5408-8752"},"institutions":[{"id":"https://openalex.org/I116953780","display_name":"Tongji University","ror":"https://ror.org/03rc6as71","country_code":"CN","type":"education","lineage":["https://openalex.org/I116953780"]},{"id":"https://openalex.org/I118118575","display_name":"New Jersey Institute of Technology","ror":"https://ror.org/05e74xb87","country_code":"US","type":"education","lineage":["https://openalex.org/I118118575"]}],"countries":["CN","US"],"is_corresponding":false,"raw_author_name":"MengChu Zhou","raw_affiliation_strings":["Department of Electrical and Computer Engineering, New Jersey Institute of Technology, Newark, NJ, USA","KeyLaboratory of Embedded System and Service Computing, Ministry of Education, Tongji University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, New Jersey Institute of Technology, Newark, NJ, USA","institution_ids":["https://openalex.org/I118118575"]},{"raw_affiliation_string":"KeyLaboratory of Embedded System and Service Computing, Ministry of Education, Tongji University, Shanghai, China","institution_ids":["https://openalex.org/I116953780"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100424064","display_name":"Shuai Li","orcid":"https://orcid.org/0000-0001-8316-5289"},"institutions":[{"id":"https://openalex.org/I14243506","display_name":"Hong Kong Polytechnic University","ror":"https://ror.org/0030zas98","country_code":"HK","type":"education","lineage":["https://openalex.org/I14243506"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Shuai Li","raw_affiliation_strings":["Department of Computing, The Hong Kong Polytechnic University, Hong Kong"],"affiliations":[{"raw_affiliation_string":"Department of Computing, The Hong Kong Polytechnic University, Hong Kong","institution_ids":["https://openalex.org/I14243506"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019805735","display_name":"Zhu\u2010Hong You","orcid":"https://orcid.org/0000-0003-1266-2696"},"institutions":[{"id":"https://openalex.org/I14243506","display_name":"Hong Kong Polytechnic University","ror":"https://ror.org/0030zas98","country_code":"HK","type":"education","lineage":["https://openalex.org/I14243506"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Zhuhong You","raw_affiliation_strings":["Department of Computing, The Hong Kong Polytechnic University, Hong Kong"],"affiliations":[{"raw_affiliation_string":"Department of Computing, The Hong Kong Polytechnic University, Hong Kong","institution_ids":["https://openalex.org/I14243506"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080478930","display_name":"Yunni Xia","orcid":"https://orcid.org/0000-0001-9024-732X"},"institutions":[{"id":"https://openalex.org/I158842170","display_name":"Chongqing University","ror":"https://ror.org/023rhb549","country_code":"CN","type":"education","lineage":["https://openalex.org/I158842170"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yunni Xia","raw_affiliation_strings":["College of Computer Science, Chongqing Key Laboratory of Software Theory and Technology, Chongqing University, Chongqing, China"],"affiliations":[{"raw_affiliation_string":"College of Computer Science, Chongqing Key Laboratory of Software Theory and Technology, Chongqing University, Chongqing, China","institution_ids":["https://openalex.org/I158842170"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5079693039","display_name":"Qingsheng Zhu","orcid":"https://orcid.org/0000-0002-0643-4526"},"institutions":[{"id":"https://openalex.org/I158842170","display_name":"Chongqing University","ror":"https://ror.org/023rhb549","country_code":"CN","type":"education","lineage":["https://openalex.org/I158842170"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qingsheng Zhu","raw_affiliation_strings":["College of Computer Science, Chongqing Key Laboratory of Software Theory and Technology, Chongqing University, Chongqing, China"],"affiliations":[{"raw_affiliation_string":"College of Computer Science, Chongqing Key Laboratory of Software Theory and Technology, Chongqing University, Chongqing, China","institution_ids":["https://openalex.org/I158842170"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5088955392"],"corresponding_institution_ids":["https://openalex.org/I158842170"],"apc_list":null,"apc_paid":null,"fwci":66.7464,"has_fulltext":false,"cited_by_count":324,"citation_normalized_percentile":{"value":0.99906836,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":100},"biblio":{"volume":"27","issue":"3","first_page":"579","last_page":"592"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.9940999746322632,"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":0.9940999746322632,"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/T10792","display_name":"Matrix Theory and Algorithms","score":0.9887999892234802,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T10057","display_name":"Face and Expression Recognition","score":0.9785000085830688,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/recommender-system","display_name":"Recommender system","score":0.7980890274047852},{"id":"https://openalex.org/keywords/non-negative-matrix-factorization","display_name":"Non-negative matrix factorization","score":0.7527151107788086},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.69336998462677},{"id":"https://openalex.org/keywords/collaborative-filtering","display_name":"Collaborative filtering","score":0.5882149934768677},{"id":"https://openalex.org/keywords/sparse-matrix","display_name":"Sparse matrix","score":0.5562710762023926},{"id":"https://openalex.org/keywords/representativeness-heuristic","display_name":"Representativeness heuristic","score":0.5548195838928223},{"id":"https://openalex.org/keywords/rate-of-convergence","display_name":"Rate of convergence","score":0.5430980324745178},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.5299749374389648},{"id":"https://openalex.org/keywords/convergence","display_name":"Convergence (economics)","score":0.5214630961418152},{"id":"https://openalex.org/keywords/matrix-decomposition","display_name":"Matrix decomposition","score":0.5045512914657593},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.4899987280368805},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.46052464842796326},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.44805172085762024},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.38123464584350586},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.33910441398620605},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.33258533477783203},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3279900550842285},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.20085296034812927},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.09254193305969238}],"concepts":[{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.7980890274047852},{"id":"https://openalex.org/C152671427","wikidata":"https://www.wikidata.org/wiki/Q10843505","display_name":"Non-negative matrix factorization","level":4,"score":0.7527151107788086},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.69336998462677},{"id":"https://openalex.org/C21569690","wikidata":"https://www.wikidata.org/wiki/Q94702","display_name":"Collaborative filtering","level":3,"score":0.5882149934768677},{"id":"https://openalex.org/C56372850","wikidata":"https://www.wikidata.org/wiki/Q1050404","display_name":"Sparse matrix","level":3,"score":0.5562710762023926},{"id":"https://openalex.org/C37381756","wikidata":"https://www.wikidata.org/wiki/Q20203288","display_name":"Representativeness heuristic","level":2,"score":0.5548195838928223},{"id":"https://openalex.org/C57869625","wikidata":"https://www.wikidata.org/wiki/Q1783502","display_name":"Rate of convergence","level":3,"score":0.5430980324745178},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.5299749374389648},{"id":"https://openalex.org/C2777303404","wikidata":"https://www.wikidata.org/wiki/Q759757","display_name":"Convergence (economics)","level":2,"score":0.5214630961418152},{"id":"https://openalex.org/C42355184","wikidata":"https://www.wikidata.org/wiki/Q1361088","display_name":"Matrix decomposition","level":3,"score":0.5045512914657593},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.4899987280368805},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.46052464842796326},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.44805172085762024},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.38123464584350586},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.33910441398620605},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.33258533477783203},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3279900550842285},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.20085296034812927},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.09254193305969238},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"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/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C50522688","wikidata":"https://www.wikidata.org/wiki/Q189833","display_name":"Economic growth","level":1,"score":0.0},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"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/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","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}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/tnnls.2015.2415257","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tnnls.2015.2415257","pdf_url":null,"source":{"id":"https://openalex.org/S4210175523","display_name":"IEEE Transactions on Neural Networks and Learning Systems","issn_l":"2162-237X","issn":["2162-237X","2162-2388"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Neural Networks and Learning Systems","raw_type":"journal-article"},{"id":"pmid:26011893","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/26011893","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE transactions on neural networks and learning systems","raw_type":null},{"id":"pmh:oai:ira.lib.polyu.edu.hk:10397/55941","is_oa":false,"landing_page_url":"http://hdl.handle.net/10397/55941","pdf_url":null,"source":{"id":"https://openalex.org/S4306400205","display_name":"PolyU Institutional Research Archive (Hong Kong Polytechnic University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I14243506","host_organization_name":"Hong Kong Polytechnic University","host_organization_lineage":["https://openalex.org/I14243506"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Journal/Magazine Article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","score":0.49000000953674316,"id":"https://metadata.un.org/sdg/9"}],"awards":[{"id":"https://openalex.org/G3982830990","display_name":null,"funder_award_id":"106112015CDJXY180005","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G4240219329","display_name":null,"funder_award_id":"20120191120030","funder_id":"https://openalex.org/F4320336024","funder_display_name":"Specialized Research Fund for the Doctoral Program of Higher Education of China"},{"id":"https://openalex.org/G610695499","display_name":null,"funder_award_id":"61272194","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6315420874","display_name":null,"funder_award_id":"2014M562284","funder_id":"https://openalex.org/F4320321543","funder_display_name":"China Postdoctoral Science Foundation"},{"id":"https://openalex.org/G6610236737","display_name":null,"funder_award_id":"61373086","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6639176933","display_name":null,"funder_award_id":"61472051","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7441152539","display_name":null,"funder_award_id":"61401385","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7955994392","display_name":null,"funder_award_id":"61202347","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8053478360","display_name":null,"funder_award_id":"106112014CDJZR185503","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320321543","display_name":"China Postdoctoral Science Foundation","ror":"https://ror.org/0426zh255"},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null},{"id":"https://openalex.org/F4320336024","display_name":"Specialized Research Fund for the Doctoral Program of Higher Education of China","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":69,"referenced_works":["https://openalex.org/W331119053","https://openalex.org/W1246381107","https://openalex.org/W1479822238","https://openalex.org/W1534477342","https://openalex.org/W1575641478","https://openalex.org/W1595361919","https://openalex.org/W1832221731","https://openalex.org/W1846534543","https://openalex.org/W1863732927","https://openalex.org/W1902027874","https://openalex.org/W1969908854","https://openalex.org/W1971040550","https://openalex.org/W1971665536","https://openalex.org/W1973681881","https://openalex.org/W1980014655","https://openalex.org/W1982957931","https://openalex.org/W1999047234","https://openalex.org/W2020488968","https://openalex.org/W2028194664","https://openalex.org/W2030239032","https://openalex.org/W2030848960","https://openalex.org/W2037547805","https://openalex.org/W2039938111","https://openalex.org/W2042281163","https://openalex.org/W2049651489","https://openalex.org/W2051673624","https://openalex.org/W2054141820","https://openalex.org/W2057763140","https://openalex.org/W2059745395","https://openalex.org/W2067903210","https://openalex.org/W2080943432","https://openalex.org/W2090649417","https://openalex.org/W2092602194","https://openalex.org/W2096602764","https://openalex.org/W2100235918","https://openalex.org/W2100275764","https://openalex.org/W2101409192","https://openalex.org/W2104185402","https://openalex.org/W2108630796","https://openalex.org/W2110019336","https://openalex.org/W2110096996","https://openalex.org/W2110325612","https://openalex.org/W2113802117","https://openalex.org/W2113971713","https://openalex.org/W2117354486","https://openalex.org/W2119523409","https://openalex.org/W2121281940","https://openalex.org/W2121499119","https://openalex.org/W2121860922","https://openalex.org/W2129389127","https://openalex.org/W2137245235","https://openalex.org/W2143995004","https://openalex.org/W2150832512","https://openalex.org/W2157519573","https://openalex.org/W2164278908","https://openalex.org/W2165949563","https://openalex.org/W2168103112","https://openalex.org/W2171960770","https://openalex.org/W2341865734","https://openalex.org/W2950332743","https://openalex.org/W3101457173","https://openalex.org/W4292363360","https://openalex.org/W6634310708","https://openalex.org/W6639038035","https://openalex.org/W6646030259","https://openalex.org/W6674458880","https://openalex.org/W6676522543","https://openalex.org/W6678159081","https://openalex.org/W7070499600"],"related_works":["https://openalex.org/W2127243424","https://openalex.org/W4390394189","https://openalex.org/W2037504162","https://openalex.org/W2539013788","https://openalex.org/W2792706544","https://openalex.org/W1568451138","https://openalex.org/W3109911900","https://openalex.org/W2156699640","https://openalex.org/W2045265907","https://openalex.org/W2972997031"],"abstract_inverted_index":{"Nonnegative":[0],"matrix":[1],"factorization":[2],"(NMF)-based":[3],"models":[4],"possess":[5],"fine":[6],"representativeness":[7],"of":[8,31,51,101,108,154,168],"a":[9],"target":[10,113],"matrix,":[11,114],"which":[12,43,115],"is":[13,74,159],"critically":[14],"important":[15],"in":[16,49,111,127],"collaborative":[17],"filtering":[18],"(CF)-based":[19],"recommender":[20],"systems.":[21,170],"However,":[22],"current":[23],"NMF-based":[24],"CF":[25,128],"recommenders":[26],"suffer":[27],"from":[28,46],"the":[29,77,106,112,133,152],"problem":[30],"high":[32,88,117,146],"computational":[33,97],"and":[34,98,145,161],"storage":[35,99],"complexity,":[36],"as":[37,39,91,93,149,151],"well":[38,92,150],"slow":[40],"convergence":[41,89,144],"rate,":[42],"prevents":[44],"them":[45],"industrial":[47],"usage":[48],"context":[50],"big":[52],"data.":[53],"To":[54],"address":[55],"these":[56],"issues,":[57],"this":[58],"paper":[59],"proposes":[60],"an":[61],"alternating":[62],"direction":[63],"method":[64],"(ADM)-based":[65],"nonnegative":[66],"latent":[67],"factor":[68],"(ANLF)":[69],"model.":[70],"The":[71],"main":[72],"idea":[73],"to":[75,82,86,163],"implement":[76,164],"ADM-based":[78],"optimization":[79],"with":[80,105,121],"regard":[81],"each":[83],"single":[84],"feature,":[85],"obtain":[87],"rate":[90],"low":[94],"complexity.":[95],"Both":[96],"costs":[100],"ANLF":[102,140],"are":[103],"linear":[104],"size":[107],"given":[109],"data":[110,138],"ensures":[116,142],"efficiency":[118],"when":[119],"dealing":[120],"extremely":[122],"sparse":[123],"matrices":[124],"usually":[125],"seen":[126],"problems.":[129],"As":[130],"demonstrated":[131],"by":[132],"experiments":[134],"on":[135],"large,":[136],"real":[137,166],"sets,":[139],"also":[141],"fast":[143],"prediction":[147],"accuracy,":[148],"maintenance":[153],"nonnegativity":[155],"constraints.":[156],"Moreover,":[157],"it":[158],"simple":[160],"easy":[162],"for":[165],"applications":[167],"learning":[169]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":11},{"year":2024,"cited_by_count":21},{"year":2023,"cited_by_count":17},{"year":2022,"cited_by_count":36},{"year":2021,"cited_by_count":37},{"year":2020,"cited_by_count":56},{"year":2019,"cited_by_count":61},{"year":2018,"cited_by_count":52},{"year":2017,"cited_by_count":24},{"year":2016,"cited_by_count":7},{"year":2015,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
