{"id":"https://openalex.org/W7133356266","doi":"https://doi.org/10.1007/s10489-025-07059-z","title":"Knowledge graph enhancement exercise recommendation algorithm based on multi-task learning","display_name":"Knowledge graph enhancement exercise recommendation algorithm based on multi-task learning","publication_year":2026,"publication_date":"2026-03-04","ids":{"openalex":"https://openalex.org/W7133356266","doi":"https://doi.org/10.1007/s10489-025-07059-z"},"language":"en","primary_location":{"id":"doi:10.1007/s10489-025-07059-z","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10489-025-07059-z","pdf_url":null,"source":{"id":"https://openalex.org/S74726891","display_name":"Applied Intelligence","issn_l":"0924-669X","issn":["0924-669X","1573-7497"],"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":"Applied 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/A5127917354","display_name":"Yuliang Zhang","orcid":null},"institutions":[{"id":"https://openalex.org/I927504317","display_name":"Nanchang Hangkong University","ror":"https://ror.org/0369pvp92","country_code":"CN","type":"education","lineage":["https://openalex.org/I927504317"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuliang Zhang","raw_affiliation_strings":["School of Software, Nanchang Hangkong University, Nanchang, 330063, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Software, Nanchang Hangkong University, Nanchang, 330063, China","institution_ids":["https://openalex.org/I927504317"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5127931991","display_name":"Ying Hua Chen","orcid":null},"institutions":[{"id":"https://openalex.org/I927504317","display_name":"Nanchang Hangkong University","ror":"https://ror.org/0369pvp92","country_code":"CN","type":"education","lineage":["https://openalex.org/I927504317"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Ying Chen","raw_affiliation_strings":["School of Software, Nanchang Hangkong University, Nanchang, 330063, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Software, Nanchang Hangkong University, Nanchang, 330063, China","institution_ids":["https://openalex.org/I927504317"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113214403","display_name":"Zeye Long","orcid":null},"institutions":[{"id":"https://openalex.org/I927504317","display_name":"Nanchang Hangkong University","ror":"https://ror.org/0369pvp92","country_code":"CN","type":"education","lineage":["https://openalex.org/I927504317"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zeye Long","raw_affiliation_strings":["School of Software, Nanchang Hangkong University, Nanchang, 330063, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Software, Nanchang Hangkong University, Nanchang, 330063, China","institution_ids":["https://openalex.org/I927504317"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5127987782","display_name":"Yudi Xie","orcid":null},"institutions":[{"id":"https://openalex.org/I927504317","display_name":"Nanchang Hangkong University","ror":"https://ror.org/0369pvp92","country_code":"CN","type":"education","lineage":["https://openalex.org/I927504317"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yudi Xie","raw_affiliation_strings":["School of Software, Nanchang Hangkong University, Nanchang, 330063, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Software, Nanchang Hangkong University, Nanchang, 330063, China","institution_ids":["https://openalex.org/I927504317"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Huiling Chen","orcid":"https://orcid.org/0000-0002-7714-9693"},"institutions":[{"id":"https://openalex.org/I146620803","display_name":"Wenzhou University","ror":"https://ror.org/020hxh324","country_code":"CN","type":"education","lineage":["https://openalex.org/I146620803"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Huiling Chen","raw_affiliation_strings":["College of Computer Science and Artificial Intelligence, Wenzhou University, Wenzhou, 325035, China"],"raw_orcid":"https://orcid.org/0000-0002-7714-9693","affiliations":[{"raw_affiliation_string":"College of Computer Science and Artificial Intelligence, Wenzhou University, Wenzhou, 325035, China","institution_ids":["https://openalex.org/I146620803"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5123289507","display_name":"Feiyang Lei","orcid":null},"institutions":[{"id":"https://openalex.org/I927504317","display_name":"Nanchang Hangkong University","ror":"https://ror.org/0369pvp92","country_code":"CN","type":"education","lineage":["https://openalex.org/I927504317"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Feiyang Lei","raw_affiliation_strings":["School of Software, Nanchang Hangkong University, Nanchang, 330063, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Software, Nanchang Hangkong University, Nanchang, 330063, China","institution_ids":["https://openalex.org/I927504317"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5127931991"],"corresponding_institution_ids":["https://openalex.org/I927504317"],"apc_list":{"value":2390,"currency":"EUR","value_usd":2990},"apc_paid":null,"fwci":20.5689,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.98579149,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":95,"max":98},"biblio":{"volume":"56","issue":"5","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11273","display_name":"Advanced Graph Neural Networks","score":0.6348000168800354,"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"}},"topics":[{"id":"https://openalex.org/T11273","display_name":"Advanced Graph Neural Networks","score":0.6348000168800354,"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"}},{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.03759999945759773,"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/T13567","display_name":"AI and Multimedia in Education","score":0.03550000116229057,"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/feature","display_name":"Feature (linguistics)","score":0.597100019454956},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.5565999746322632},{"id":"https://openalex.org/keywords/overfitting","display_name":"Overfitting","score":0.5519999861717224},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.5249999761581421},{"id":"https://openalex.org/keywords/recommender-system","display_name":"Recommender system","score":0.45350000262260437},{"id":"https://openalex.org/keywords/collaborative-filtering","display_name":"Collaborative filtering","score":0.4180999994277954},{"id":"https://openalex.org/keywords/feature-learning","display_name":"Feature learning","score":0.4142000079154968},{"id":"https://openalex.org/keywords/knowledge-graph","display_name":"Knowledge graph","score":0.39239999651908875}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.896399974822998},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.597100019454956},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.5565999746322632},{"id":"https://openalex.org/C22019652","wikidata":"https://www.wikidata.org/wiki/Q331309","display_name":"Overfitting","level":3,"score":0.5519999861717224},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.5249999761581421},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.5127999782562256},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4731000065803528},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.45350000262260437},{"id":"https://openalex.org/C21569690","wikidata":"https://www.wikidata.org/wiki/Q94702","display_name":"Collaborative filtering","level":3,"score":0.4180999994277954},{"id":"https://openalex.org/C59404180","wikidata":"https://www.wikidata.org/wiki/Q17013334","display_name":"Feature learning","level":2,"score":0.4142000079154968},{"id":"https://openalex.org/C2987255567","wikidata":"https://www.wikidata.org/wiki/Q33002955","display_name":"Knowledge graph","level":2,"score":0.39239999651908875},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.34360000491142273},{"id":"https://openalex.org/C41608201","wikidata":"https://www.wikidata.org/wiki/Q980509","display_name":"Embedding","level":2,"score":0.33880001306533813},{"id":"https://openalex.org/C2778827112","wikidata":"https://www.wikidata.org/wiki/Q22245680","display_name":"Feature engineering","level":3,"score":0.3382999897003174},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.33489999175071716},{"id":"https://openalex.org/C2776604539","wikidata":"https://www.wikidata.org/wiki/Q6423395","display_name":"Knowledge sharing","level":2,"score":0.322299987077713},{"id":"https://openalex.org/C62230096","wikidata":"https://www.wikidata.org/wiki/Q275969","display_name":"Crowdsourcing","level":2,"score":0.30959999561309814},{"id":"https://openalex.org/C175154964","wikidata":"https://www.wikidata.org/wiki/Q380077","display_name":"Task analysis","level":3,"score":0.30079999566078186},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.2913999855518341},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.2816999852657318},{"id":"https://openalex.org/C183003079","wikidata":"https://www.wikidata.org/wiki/Q1000371","display_name":"Personalization","level":2,"score":0.27379998564720154},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.2727999985218048},{"id":"https://openalex.org/C148483581","wikidata":"https://www.wikidata.org/wiki/Q446488","display_name":"Feature selection","level":2,"score":0.27230000495910645},{"id":"https://openalex.org/C83665646","wikidata":"https://www.wikidata.org/wiki/Q42139305","display_name":"Feature vector","level":2,"score":0.2685000002384186},{"id":"https://openalex.org/C4679612","wikidata":"https://www.wikidata.org/wiki/Q866298","display_name":"Aggregate (composite)","level":2,"score":0.2662999927997589}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s10489-025-07059-z","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10489-025-07059-z","pdf_url":null,"source":{"id":"https://openalex.org/S74726891","display_name":"Applied Intelligence","issn_l":"0924-669X","issn":["0924-669X","1573-7497"],"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":"Applied 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":49,"referenced_works":["https://openalex.org/W2509893387","https://openalex.org/W2755051898","https://openalex.org/W2792839191","https://openalex.org/W2911778742","https://openalex.org/W2912351665","https://openalex.org/W2913560138","https://openalex.org/W2945623882","https://openalex.org/W2962992837","https://openalex.org/W2963869731","https://openalex.org/W2963911286","https://openalex.org/W2996455001","https://openalex.org/W3004766324","https://openalex.org/W3034364571","https://openalex.org/W3092100739","https://openalex.org/W3129482887","https://openalex.org/W3130035947","https://openalex.org/W3153432523","https://openalex.org/W3196624769","https://openalex.org/W3197622084","https://openalex.org/W3204063482","https://openalex.org/W4211231605","https://openalex.org/W4214771177","https://openalex.org/W4225412853","https://openalex.org/W4226202983","https://openalex.org/W4283778173","https://openalex.org/W4289830544","https://openalex.org/W4307593471","https://openalex.org/W4309628299","https://openalex.org/W4323022392","https://openalex.org/W4387885709","https://openalex.org/W4389109936","https://openalex.org/W4390588048","https://openalex.org/W4390691128","https://openalex.org/W4390691863","https://openalex.org/W4391791496","https://openalex.org/W4391899625","https://openalex.org/W4392948282","https://openalex.org/W4393035148","https://openalex.org/W4393997035","https://openalex.org/W4394910044","https://openalex.org/W4396670806","https://openalex.org/W4396796644","https://openalex.org/W4399433049","https://openalex.org/W4400473300","https://openalex.org/W4400771329","https://openalex.org/W4401071286","https://openalex.org/W4401477598","https://openalex.org/W4401551439","https://openalex.org/W4402571156"],"related_works":[],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-06-06T09:05:17.133730","created_date":"2026-03-04T00:00:00"}