{"id":"https://openalex.org/W3001829687","doi":"https://doi.org/10.1109/spac46244.2018.8965431","title":"A Bagging-based ensemble method for recommendations under uncertain rating data","display_name":"A Bagging-based ensemble method for recommendations under uncertain rating data","publication_year":2018,"publication_date":"2018-12-01","ids":{"openalex":"https://openalex.org/W3001829687","doi":"https://doi.org/10.1109/spac46244.2018.8965431","mag":"3001829687"},"language":"en","primary_location":{"id":"doi:10.1109/spac46244.2018.8965431","is_oa":false,"landing_page_url":"https://doi.org/10.1109/spac46244.2018.8965431","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 International Conference on Security, Pattern Analysis, and Cybernetics (SPAC)","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/A5102000879","display_name":"Ke Ji","orcid":"https://orcid.org/0000-0003-0761-6484"},"institutions":[{"id":"https://openalex.org/I34949971","display_name":"University of Jinan","ror":"https://ror.org/02mjz6f26","country_code":"CN","type":"education","lineage":["https://openalex.org/I34949971"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Ke Ji","raw_affiliation_strings":["University of Jinan,School of information science and engineering,Jinan,China,250022","School of information science and engineering, University of Jinan, Jinan, China"],"affiliations":[{"raw_affiliation_string":"University of Jinan,School of information science and engineering,Jinan,China,250022","institution_ids":["https://openalex.org/I34949971"]},{"raw_affiliation_string":"School of information science and engineering, University of Jinan, Jinan, China","institution_ids":["https://openalex.org/I34949971"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059380193","display_name":"Yahan Yuan","orcid":null},"institutions":[{"id":"https://openalex.org/I34949971","display_name":"University of Jinan","ror":"https://ror.org/02mjz6f26","country_code":"CN","type":"education","lineage":["https://openalex.org/I34949971"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yahan Yuan","raw_affiliation_strings":["University of Jinan,School of information science and engineering,Jinan,China,250022","School of information science and engineering, University of Jinan, Jinan, China"],"affiliations":[{"raw_affiliation_string":"University of Jinan,School of information science and engineering,Jinan,China,250022","institution_ids":["https://openalex.org/I34949971"]},{"raw_affiliation_string":"School of information science and engineering, University of Jinan, Jinan, China","institution_ids":["https://openalex.org/I34949971"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101397337","display_name":"Runyuan Sun","orcid":"https://orcid.org/0000-0002-5239-9848"},"institutions":[{"id":"https://openalex.org/I34949971","display_name":"University of Jinan","ror":"https://ror.org/02mjz6f26","country_code":"CN","type":"education","lineage":["https://openalex.org/I34949971"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Runyuan Sun","raw_affiliation_strings":["University of Jinan,School of information science and engineering,Jinan,China,250022","School of information science and engineering, University of Jinan, Jinan, China"],"affiliations":[{"raw_affiliation_string":"University of Jinan,School of information science and engineering,Jinan,China,250022","institution_ids":["https://openalex.org/I34949971"]},{"raw_affiliation_string":"School of information science and engineering, University of Jinan, Jinan, China","institution_ids":["https://openalex.org/I34949971"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039282629","display_name":"Kun Ma","orcid":"https://orcid.org/0000-0002-0135-5423"},"institutions":[{"id":"https://openalex.org/I34949971","display_name":"University of Jinan","ror":"https://ror.org/02mjz6f26","country_code":"CN","type":"education","lineage":["https://openalex.org/I34949971"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kun Ma","raw_affiliation_strings":["University of Jinan,School of information science and engineering,Jinan,China,250022","School of information science and engineering, University of Jinan, Jinan, China"],"affiliations":[{"raw_affiliation_string":"University of Jinan,School of information science and engineering,Jinan,China,250022","institution_ids":["https://openalex.org/I34949971"]},{"raw_affiliation_string":"School of information science and engineering, University of Jinan, Jinan, China","institution_ids":["https://openalex.org/I34949971"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044246017","display_name":"Zhenxiang Chen","orcid":"https://orcid.org/0000-0001-9730-768X"},"institutions":[{"id":"https://openalex.org/I34949971","display_name":"University of Jinan","ror":"https://ror.org/02mjz6f26","country_code":"CN","type":"education","lineage":["https://openalex.org/I34949971"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhenxiang Chen","raw_affiliation_strings":["University of Jinan,School of information science and engineering,Jinan,China,250022","School of information science and engineering, University of Jinan, Jinan, China"],"affiliations":[{"raw_affiliation_string":"University of Jinan,School of information science and engineering,Jinan,China,250022","institution_ids":["https://openalex.org/I34949971"]},{"raw_affiliation_string":"School of information science and engineering, University of Jinan, Jinan, China","institution_ids":["https://openalex.org/I34949971"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5061493594","display_name":"Jian Liu","orcid":"https://orcid.org/0000-0001-7272-8218"},"institutions":[{"id":"https://openalex.org/I34949971","display_name":"University of Jinan","ror":"https://ror.org/02mjz6f26","country_code":"CN","type":"education","lineage":["https://openalex.org/I34949971"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jian Liu","raw_affiliation_strings":["University of Jinan,School of information science and engineering,Jinan,China,250022","School of information science and engineering, University of Jinan, Jinan, China"],"affiliations":[{"raw_affiliation_string":"University of Jinan,School of information science and engineering,Jinan,China,250022","institution_ids":["https://openalex.org/I34949971"]},{"raw_affiliation_string":"School of information science and engineering, University of Jinan, Jinan, China","institution_ids":["https://openalex.org/I34949971"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5102000879"],"corresponding_institution_ids":["https://openalex.org/I34949971"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.40430636,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"446","last_page":"450"},"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/T10824","display_name":"Image Retrieval and Classification Techniques","score":0.9951000213623047,"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"}},{"id":"https://openalex.org/T10057","display_name":"Face and Expression Recognition","score":0.9825000166893005,"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/computer-science","display_name":"Computer science","score":0.7523902654647827},{"id":"https://openalex.org/keywords/resampling","display_name":"Resampling","score":0.7066599130630493},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.6396223902702332},{"id":"https://openalex.org/keywords/ensemble-learning","display_name":"Ensemble learning","score":0.633628785610199},{"id":"https://openalex.org/keywords/stability","display_name":"Stability (learning theory)","score":0.6063495874404907},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.601568877696991},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5756581425666809},{"id":"https://openalex.org/keywords/training-set","display_name":"Training set","score":0.5474461317062378},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.5281084775924683},{"id":"https://openalex.org/keywords/matrix-decomposition","display_name":"Matrix decomposition","score":0.5171153545379639},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.4911315143108368},{"id":"https://openalex.org/keywords/recommender-system","display_name":"Recommender system","score":0.47919830679893494},{"id":"https://openalex.org/keywords/ensemble-forecasting","display_name":"Ensemble forecasting","score":0.4602997899055481},{"id":"https://openalex.org/keywords/bootstrap-aggregating","display_name":"Bootstrap aggregating","score":0.426616907119751},{"id":"https://openalex.org/keywords/data-set","display_name":"Data set","score":0.4222903549671173}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7523902654647827},{"id":"https://openalex.org/C150921843","wikidata":"https://www.wikidata.org/wiki/Q1170431","display_name":"Resampling","level":2,"score":0.7066599130630493},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.6396223902702332},{"id":"https://openalex.org/C45942800","wikidata":"https://www.wikidata.org/wiki/Q245652","display_name":"Ensemble learning","level":2,"score":0.633628785610199},{"id":"https://openalex.org/C112972136","wikidata":"https://www.wikidata.org/wiki/Q7595718","display_name":"Stability (learning theory)","level":2,"score":0.6063495874404907},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.601568877696991},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5756581425666809},{"id":"https://openalex.org/C51632099","wikidata":"https://www.wikidata.org/wiki/Q3985153","display_name":"Training set","level":2,"score":0.5474461317062378},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.5281084775924683},{"id":"https://openalex.org/C42355184","wikidata":"https://www.wikidata.org/wiki/Q1361088","display_name":"Matrix decomposition","level":3,"score":0.5171153545379639},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.4911315143108368},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.47919830679893494},{"id":"https://openalex.org/C119898033","wikidata":"https://www.wikidata.org/wiki/Q3433888","display_name":"Ensemble forecasting","level":2,"score":0.4602997899055481},{"id":"https://openalex.org/C162040801","wikidata":"https://www.wikidata.org/wiki/Q799897","display_name":"Bootstrap aggregating","level":2,"score":0.426616907119751},{"id":"https://openalex.org/C58489278","wikidata":"https://www.wikidata.org/wiki/Q1172284","display_name":"Data set","level":2,"score":0.4222903549671173},{"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/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/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/spac46244.2018.8965431","is_oa":false,"landing_page_url":"https://doi.org/10.1109/spac46244.2018.8965431","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 International Conference on Security, Pattern Analysis, and Cybernetics (SPAC)","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":23,"referenced_works":["https://openalex.org/W1973956316","https://openalex.org/W1976618413","https://openalex.org/W1993897382","https://openalex.org/W1994389483","https://openalex.org/W2042281163","https://openalex.org/W2049455633","https://openalex.org/W2093219534","https://openalex.org/W2100235918","https://openalex.org/W2110325612","https://openalex.org/W2117311203","https://openalex.org/W2119825970","https://openalex.org/W2127300005","https://openalex.org/W2135598826","https://openalex.org/W2137245235","https://openalex.org/W2144487656","https://openalex.org/W2151052953","https://openalex.org/W2165395308","https://openalex.org/W2171960770","https://openalex.org/W2950332743","https://openalex.org/W6676522543","https://openalex.org/W6682423454","https://openalex.org/W6684295950","https://openalex.org/W7070499600"],"related_works":["https://openalex.org/W2794896638","https://openalex.org/W3100759197","https://openalex.org/W1807784185","https://openalex.org/W45170056","https://openalex.org/W3202800081","https://openalex.org/W1909207154","https://openalex.org/W2411183043","https://openalex.org/W3036530763","https://openalex.org/W3130261933","https://openalex.org/W2791865700"],"abstract_inverted_index":{"Matrix":[0],"factorization":[1],"(MF)":[2],"is":[3],"one":[4],"of":[5,19,31,46,74],"the":[6,17,22,29,53,68,75,84,87],"most-used":[7],"techniques":[8],"to":[9,51,77],"build":[10],"recommender":[11],"systems.":[12],"However,":[13],"in":[14,21,89],"practical":[15],"use,":[16],"existence":[18],"noise":[20,110],"training":[23,63],"set":[24],"brings":[25],"some":[26,105],"uncertainty,":[27],"degrading":[28],"performance":[30,106],"MF":[32,41,79],"approaches.":[33],"In":[34],"this":[35],"paper,":[36],"we":[37],"propose":[38],"a":[39,90],"Bagging-based":[40],"framework,":[42],"an":[43],"ensemble":[44,91],"method":[45],"using":[47],"multiple":[48],"MF-based":[49],"models":[50,80,88],"improve":[52],"stability":[54],"and":[55,81],"accuracy.":[56],"Specifically,":[57],"our":[58,101],"framework":[59,102],"first":[60],"rebuilds":[61],"new":[62],"sets":[64,76],"by":[65],"resampling":[66],"on":[67,96],"original":[69],"ratings,":[70],"then":[71],"takes":[72],"advantage":[73],"train":[78],"finally":[82],"combines":[83],"predictions":[85],"from":[86],"way.":[92],"The":[93],"experiment":[94],"results":[95],"real":[97],"data":[98],"show":[99],"that":[100],"can":[103],"achieve":[104],"improvement":[107],"when":[108],"having":[109],"samples.":[111]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
