{"id":"https://openalex.org/W4311948008","doi":"https://doi.org/10.1007/s12065-022-00810-2","title":"LDA-based online intelligent courses recommendation system","display_name":"LDA-based online intelligent courses recommendation system","publication_year":2022,"publication_date":"2022-12-09","ids":{"openalex":"https://openalex.org/W4311948008","doi":"https://doi.org/10.1007/s12065-022-00810-2"},"language":"en","primary_location":{"id":"doi:10.1007/s12065-022-00810-2","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s12065-022-00810-2","pdf_url":null,"source":{"id":"https://openalex.org/S182392644","display_name":"Evolutionary Intelligence","issn_l":"1864-5909","issn":["1864-5909","1864-5917"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Evolutionary Intelligence","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/A5073792283","display_name":"Xunxun Jiang","orcid":null},"institutions":[{"id":"https://openalex.org/I4210143016","display_name":"Changchun Institute of Technology","ror":"https://ror.org/03r6wam78","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210143016"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xunxun Jiang","raw_affiliation_strings":["Jilin Animation Institute, Changchun, 130013, China"],"affiliations":[{"raw_affiliation_string":"Jilin Animation Institute, Changchun, 130013, China","institution_ids":["https://openalex.org/I4210143016"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030843876","display_name":"Liming Bai","orcid":"https://orcid.org/0000-0002-5473-4734"},"institutions":[{"id":"https://openalex.org/I4210143016","display_name":"Changchun Institute of Technology","ror":"https://ror.org/03r6wam78","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210143016"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liming Bai","raw_affiliation_strings":["Jilin Animation Institute, Changchun, 130013, China"],"affiliations":[{"raw_affiliation_string":"Jilin Animation Institute, Changchun, 130013, China","institution_ids":["https://openalex.org/I4210143016"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100367777","display_name":"Xin Yan","orcid":"https://orcid.org/0000-0002-7719-0792"},"institutions":[{"id":"https://openalex.org/I4210143016","display_name":"Changchun Institute of Technology","ror":"https://ror.org/03r6wam78","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210143016"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xin Yan","raw_affiliation_strings":["Jilin Animation Institute, Changchun, 130013, China"],"affiliations":[{"raw_affiliation_string":"Jilin Animation Institute, Changchun, 130013, China","institution_ids":["https://openalex.org/I4210143016"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100692711","display_name":"Yipeng Wang","orcid":"https://orcid.org/0000-0003-2092-8888"},"institutions":[{"id":"https://openalex.org/I4210143016","display_name":"Changchun Institute of Technology","ror":"https://ror.org/03r6wam78","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210143016"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yipeng Wang","raw_affiliation_strings":["Jilin Animation Institute, Changchun, 130013, China"],"affiliations":[{"raw_affiliation_string":"Jilin Animation Institute, Changchun, 130013, China","institution_ids":["https://openalex.org/I4210143016"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5073792283"],"corresponding_institution_ids":["https://openalex.org/I4210143016"],"apc_list":{"value":2390,"currency":"EUR","value_usd":2990},"apc_paid":null,"fwci":3.6925,"has_fulltext":false,"cited_by_count":17,"citation_normalized_percentile":{"value":0.94024063,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":99},"biblio":{"volume":"16","issue":"5","first_page":"1619","last_page":"1625"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11122","display_name":"Online Learning and Analytics","score":0.9959999918937683,"subfield":{"id":"https://openalex.org/subfields/1706","display_name":"Computer Science Applications"},"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/T11122","display_name":"Online Learning and Analytics","score":0.9959999918937683,"subfield":{"id":"https://openalex.org/subfields/1706","display_name":"Computer Science Applications"},"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/T10203","display_name":"Recommender Systems and Techniques","score":0.994700014591217,"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/T12260","display_name":"Educational Technology and Pedagogy","score":0.9635999798774719,"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/latent-dirichlet-allocation","display_name":"Latent Dirichlet allocation","score":0.8697497844696045},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8656323552131653},{"id":"https://openalex.org/keywords/recommender-system","display_name":"Recommender system","score":0.6310502290725708},{"id":"https://openalex.org/keywords/information-overload","display_name":"Information overload","score":0.6309571862220764},{"id":"https://openalex.org/keywords/online-learning","display_name":"Online learning","score":0.5439571738243103},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.4621622562408447},{"id":"https://openalex.org/keywords/the-internet","display_name":"The Internet","score":0.44232502579689026},{"id":"https://openalex.org/keywords/preference","display_name":"Preference","score":0.4355441927909851},{"id":"https://openalex.org/keywords/topic-model","display_name":"Topic model","score":0.4304477572441101},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.4266957640647888},{"id":"https://openalex.org/keywords/multimedia","display_name":"Multimedia","score":0.36527734994888306},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.33497941493988037},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.32510465383529663}],"concepts":[{"id":"https://openalex.org/C500882744","wikidata":"https://www.wikidata.org/wiki/Q269236","display_name":"Latent Dirichlet allocation","level":3,"score":0.8697497844696045},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8656323552131653},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.6310502290725708},{"id":"https://openalex.org/C186625053","wikidata":"https://www.wikidata.org/wiki/Q1130191","display_name":"Information overload","level":2,"score":0.6309571862220764},{"id":"https://openalex.org/C2986087404","wikidata":"https://www.wikidata.org/wiki/Q15946010","display_name":"Online learning","level":2,"score":0.5439571738243103},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.4621622562408447},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.44232502579689026},{"id":"https://openalex.org/C2781249084","wikidata":"https://www.wikidata.org/wiki/Q908656","display_name":"Preference","level":2,"score":0.4355441927909851},{"id":"https://openalex.org/C171686336","wikidata":"https://www.wikidata.org/wiki/Q3532085","display_name":"Topic model","level":2,"score":0.4304477572441101},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.4266957640647888},{"id":"https://openalex.org/C49774154","wikidata":"https://www.wikidata.org/wiki/Q131765","display_name":"Multimedia","level":1,"score":0.36527734994888306},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.33497941493988037},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.32510465383529663},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","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/C175444787","wikidata":"https://www.wikidata.org/wiki/Q39072","display_name":"Microeconomics","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s12065-022-00810-2","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s12065-022-00810-2","pdf_url":null,"source":{"id":"https://openalex.org/S182392644","display_name":"Evolutionary Intelligence","issn_l":"1864-5909","issn":["1864-5909","1864-5917"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Evolutionary Intelligence","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W1605574989","https://openalex.org/W1965216514","https://openalex.org/W2131135690","https://openalex.org/W2566635253","https://openalex.org/W2586454123","https://openalex.org/W2588119512","https://openalex.org/W2602925161","https://openalex.org/W2611927734","https://openalex.org/W2749955484","https://openalex.org/W2912294729","https://openalex.org/W2947092077","https://openalex.org/W2953498051","https://openalex.org/W2968126485","https://openalex.org/W2982218415","https://openalex.org/W2987183241","https://openalex.org/W2996103499","https://openalex.org/W3015400287","https://openalex.org/W3104946560","https://openalex.org/W3135248030","https://openalex.org/W3185104025","https://openalex.org/W4200260392"],"related_works":["https://openalex.org/W3023137098","https://openalex.org/W3071026013","https://openalex.org/W2164136269","https://openalex.org/W3431530","https://openalex.org/W2261871339","https://openalex.org/W57478369","https://openalex.org/W2218451251","https://openalex.org/W2792941509","https://openalex.org/W4386290931","https://openalex.org/W4311948008"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":7},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":5}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
