{"id":"https://openalex.org/W2895283717","doi":"https://doi.org/10.1109/access.2018.2873106","title":"A Cross-Curriculum Video Recommendation Algorithm Based on a Video-Associated Knowledge Map","display_name":"A Cross-Curriculum Video Recommendation Algorithm Based on a Video-Associated Knowledge Map","publication_year":2018,"publication_date":"2018-01-01","ids":{"openalex":"https://openalex.org/W2895283717","doi":"https://doi.org/10.1109/access.2018.2873106","mag":"2895283717"},"language":"en","primary_location":{"id":"doi:10.1109/access.2018.2873106","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2018.2873106","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/access.2018.2873106","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5024828275","display_name":"Haiping Zhu","orcid":"https://orcid.org/0000-0001-8009-0402"},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Haiping Zhu","raw_affiliation_strings":["School of Electronic and Information Engineering, Xi\u2019an Jiaotong University, Xi\u2019an, China","School of Electronic and Information Engineering, Xi'an Jiaotong University, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, Xi\u2019an Jiaotong University, Xi\u2019an, China","institution_ids":["https://openalex.org/I87445476"]},{"raw_affiliation_string":"School of Electronic and Information Engineering, Xi'an Jiaotong University, Xi'an, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100345691","display_name":"Yu Liu","orcid":"https://orcid.org/0000-0002-0016-2902"},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yu Liu","raw_affiliation_strings":["School of Electronic and Information Engineering, Xi\u2019an Jiaotong University, Xi\u2019an, China","School of Electronic and Information Engineering, Xi'an Jiaotong University, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, Xi\u2019an Jiaotong University, Xi\u2019an, China","institution_ids":["https://openalex.org/I87445476"]},{"raw_affiliation_string":"School of Electronic and Information Engineering, Xi'an Jiaotong University, Xi'an, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013725152","display_name":"Feng Tian","orcid":"https://orcid.org/0000-0001-7888-0587"},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Feng Tian","raw_affiliation_strings":["Systems Engineering Institute, Xi\u2019an Jiaotong University, Xi\u2019an, China","Systems Engineering Institute, Xi'an Jiaotong University, Xi'an, China"],"raw_orcid":"https://orcid.org/0000-0001-7888-0587","affiliations":[{"raw_affiliation_string":"Systems Engineering Institute, Xi\u2019an Jiaotong University, Xi\u2019an, China","institution_ids":["https://openalex.org/I87445476"]},{"raw_affiliation_string":"Systems Engineering Institute, Xi'an Jiaotong University, Xi'an, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082630226","display_name":"Yifu Ni","orcid":null},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yifu Ni","raw_affiliation_strings":["Shaanxi Province Key Laboratory of Satellite and Terrestrial Network Tech. R&D, Xi\u2019an Jiaotong University, Xi\u2019an, China","Shaanxi Province Key Laboratory of Satellite and Terrestrial Network Tech. R&D, Xi'an Jiaotong University, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shaanxi Province Key Laboratory of Satellite and Terrestrial Network Tech. R&D, Xi\u2019an Jiaotong University, Xi\u2019an, China","institution_ids":["https://openalex.org/I87445476"]},{"raw_affiliation_string":"Shaanxi Province Key Laboratory of Satellite and Terrestrial Network Tech. R&D, Xi'an Jiaotong University, Xi'an, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101823346","display_name":"Ke Wu","orcid":"https://orcid.org/0000-0002-5871-532X"},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ke Wu","raw_affiliation_strings":["School of Electronic and Information Engineering, Xi\u2019an Jiaotong University, Xi\u2019an, China","School of Electronic and Information Engineering, Xi'an Jiaotong University, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, Xi\u2019an Jiaotong University, Xi\u2019an, China","institution_ids":["https://openalex.org/I87445476"]},{"raw_affiliation_string":"School of Electronic and Information Engineering, Xi'an Jiaotong University, Xi'an, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100378075","display_name":"Yan Chen","orcid":"https://orcid.org/0000-0002-3227-4562"},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yan Chen","raw_affiliation_strings":["School of Electronic and Information Engineering, Xi\u2019an Jiaotong University, Xi\u2019an, China","School of Electronic and Information Engineering, Xi'an Jiaotong University, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, Xi\u2019an Jiaotong University, Xi\u2019an, China","institution_ids":["https://openalex.org/I87445476"]},{"raw_affiliation_string":"School of Electronic and Information Engineering, Xi'an Jiaotong University, Xi'an, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5041083459","display_name":"Qinghua Zheng","orcid":"https://orcid.org/0000-0002-8436-4754"},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qinghua Zheng","raw_affiliation_strings":["School of Electronic and Information Engineering, Xi\u2019an Jiaotong University, Xi\u2019an, China","School of Electronic and Information Engineering, Xi'an Jiaotong University, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, Xi\u2019an Jiaotong University, Xi\u2019an, China","institution_ids":["https://openalex.org/I87445476"]},{"raw_affiliation_string":"School of Electronic and Information Engineering, Xi'an Jiaotong University, Xi'an, China","institution_ids":["https://openalex.org/I87445476"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I87445476"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":4.4295,"has_fulltext":false,"cited_by_count":28,"citation_normalized_percentile":{"value":0.95278128,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"6","issue":null,"first_page":"57562","last_page":"57571"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.996399998664856,"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":0.996399998664856,"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/T11122","display_name":"Online Learning and Analytics","score":0.9922999739646912,"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/T11165","display_name":"Image and Video Quality Assessment","score":0.9781000018119812,"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":0.8239707350730896},{"id":"https://openalex.org/keywords/curriculum","display_name":"Curriculum","score":0.6902207136154175},{"id":"https://openalex.org/keywords/construct","display_name":"Construct (python library)","score":0.6149329543113708},{"id":"https://openalex.org/keywords/relevance","display_name":"Relevance (law)","score":0.5771199464797974},{"id":"https://openalex.org/keywords/multimedia","display_name":"Multimedia","score":0.5010151863098145},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.4459713101387024},{"id":"https://openalex.org/keywords/interactive-video","display_name":"Interactive video","score":0.43322306871414185},{"id":"https://openalex.org/keywords/relevance-feedback","display_name":"Relevance feedback","score":0.42911067605018616},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.3455802798271179},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.29224449396133423},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.1040584146976471},{"id":"https://openalex.org/keywords/image-retrieval","display_name":"Image retrieval","score":0.09240838885307312},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.09018859267234802}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8239707350730896},{"id":"https://openalex.org/C47177190","wikidata":"https://www.wikidata.org/wiki/Q207137","display_name":"Curriculum","level":2,"score":0.6902207136154175},{"id":"https://openalex.org/C2780801425","wikidata":"https://www.wikidata.org/wiki/Q5164392","display_name":"Construct (python library)","level":2,"score":0.6149329543113708},{"id":"https://openalex.org/C158154518","wikidata":"https://www.wikidata.org/wiki/Q7310970","display_name":"Relevance (law)","level":2,"score":0.5771199464797974},{"id":"https://openalex.org/C49774154","wikidata":"https://www.wikidata.org/wiki/Q131765","display_name":"Multimedia","level":1,"score":0.5010151863098145},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.4459713101387024},{"id":"https://openalex.org/C2776566319","wikidata":"https://www.wikidata.org/wiki/Q3495514","display_name":"Interactive video","level":2,"score":0.43322306871414185},{"id":"https://openalex.org/C2779532271","wikidata":"https://www.wikidata.org/wiki/Q445558","display_name":"Relevance feedback","level":4,"score":0.42911067605018616},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.3455802798271179},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.29224449396133423},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.1040584146976471},{"id":"https://openalex.org/C1667742","wikidata":"https://www.wikidata.org/wiki/Q10927554","display_name":"Image retrieval","level":3,"score":0.09240838885307312},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.09018859267234802},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C19417346","wikidata":"https://www.wikidata.org/wiki/Q7922","display_name":"Pedagogy","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"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/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2018.2873106","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2018.2873106","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:74d6837874bc42a093cd2bdc60341815","is_oa":true,"landing_page_url":"https://doaj.org/article/74d6837874bc42a093cd2bdc60341815","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 6, Pp 57562-57571 (2018)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2018.2873106","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2018.2873106","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Quality Education","id":"https://metadata.un.org/sdg/4","score":0.8199999928474426}],"awards":[{"id":"https://openalex.org/G2087753717","display_name":null,"funder_award_id":"2016YFB1000903","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"},{"id":"https://openalex.org/G4766142624","display_name":"e-Learner\u8ba4\u77e5\u6548\u7387\u5efa\u6a21\u53ca\u81ea\u9002\u5e94\u8c03\u6574\u65b9\u6cd5\u7814\u7a76","funder_award_id":"61472315","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":31,"referenced_works":["https://openalex.org/W103340358","https://openalex.org/W1530276735","https://openalex.org/W1690919088","https://openalex.org/W1964537663","https://openalex.org/W2008906094","https://openalex.org/W2072592616","https://openalex.org/W2112966144","https://openalex.org/W2140747112","https://openalex.org/W2161984370","https://openalex.org/W2243407996","https://openalex.org/W2259045471","https://openalex.org/W2338447355","https://openalex.org/W2461480370","https://openalex.org/W2549180152","https://openalex.org/W2592804878","https://openalex.org/W2604638322","https://openalex.org/W2752972952","https://openalex.org/W2766876172","https://openalex.org/W2767826403","https://openalex.org/W2775901116","https://openalex.org/W2782672521","https://openalex.org/W2783785634","https://openalex.org/W2784291459","https://openalex.org/W2792333170","https://openalex.org/W2793938600","https://openalex.org/W2963919031","https://openalex.org/W6676532060","https://openalex.org/W6680787872","https://openalex.org/W6690676328","https://openalex.org/W6748954569","https://openalex.org/W6749442910"],"related_works":["https://openalex.org/W1921936017","https://openalex.org/W2001985945","https://openalex.org/W2009716188","https://openalex.org/W1518380457","https://openalex.org/W1971071004","https://openalex.org/W1973132420","https://openalex.org/W2460037195","https://openalex.org/W2142731558","https://openalex.org/W2077213532","https://openalex.org/W2134013435"],"abstract_inverted_index":{"Learning":[0],"resource":[1],"recommendation,":[2,7],"such":[3,82],"as":[4,83,126],"curriculum":[5,21],"video":[6,22,45,70,80,84,87,91,124,135,154],"is":[8,74,120,131],"an":[9],"effective":[10],"way":[11],"to":[12,28,67,110,133],"reduce":[13],"cognitive":[14],"overload":[15],"in":[16,166],"online":[17],"learning.":[18],"The":[19,118,147],"existing":[20],"recommendation":[23,46,155,164],"systems":[24],"are":[25,142],"generally":[26],"limited":[27],"one":[29],"course,":[30],"ignoring":[31],"the":[32,51,56,77,112,115,145,160],"knowledge":[33,57,102,173],"correlation":[34],"between":[35,59],"courses.":[36],"In":[37],"this":[38],"paper,":[39],"we":[40,63,97],"propose":[41],"a":[42,69,99,106,127,134],"two-stage":[43],"cross-curriculum":[44,100,153],"algorithm":[47,109,156],"that":[48,151],"considers":[49],"both":[50],"learners'":[52],"implicit":[53,79],"feedback":[54],"and":[55,90,93,104,130,172],"association":[58],"course":[60,116],"videos.":[61,117],"First,":[62],"use":[64,105],"collaborative":[65,162],"filtering":[66],"generate":[68],"seed":[71,125],"set,":[72],"which":[73],"based":[75,121],"on":[76,122],"learner's":[78],"feedback,":[81],"learning":[85,88],"frequencies,":[86],"duration":[89],"pausing":[92],"dragging":[94],"frequencies.":[95],"Second,":[96],"construct":[98],"video-associated":[101],"map":[103],"random":[107],"walk":[108],"measure":[111],"relevance":[113,119],"of":[114,168],"each":[123],"starting":[128],"node":[129],"extended":[132],"subgraph.":[136],"Then,":[137],"several":[138],"cross-curricular":[139],"video-oriented":[140],"subgraphs":[141],"recommended":[143],"for":[144],"learners.":[146],"experimental":[148],"results":[149],"indicate":[150],"our":[152],"performs":[157],"better":[158],"than":[159],"traditional":[161],"filtering-based":[163],"algorithms":[165],"terms":[167],"accuracy,":[169],"recall":[170],"rate,":[171],"relevance.":[174]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":8},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}