{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,7]],"date-time":"2026-05-07T12:02:16Z","timestamp":1778155336554,"version":"3.51.4"},"reference-count":37,"publisher":"Institute of Electrical and Electronics Engineers (IEEE)","license":[{"start":{"date-parts":[[2019,1,1]],"date-time":"2019-01-01T00:00:00Z","timestamp":1546300800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/ieeexplore.ieee.org\/Xplorehelp\/downloads\/license-information\/OAPA.html"},{"start":{"date-parts":[[2019,1,1]],"date-time":"2019-01-01T00:00:00Z","timestamp":1546300800000},"content-version":"am","delay-in-days":0,"URL":"https:\/\/ieeexplore.ieee.org\/Xplorehelp\/downloads\/license-information\/OAPA.html"}],"funder":[{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["61672548"],"award-info":[{"award-number":["61672548"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["U1611461"],"award-info":[{"award-number":["U1611461"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["61672313"],"award-info":[{"award-number":["61672313"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]},{"name":"Guangdong Natural Science Funds for Distinguished Young Scholar","award":["2016A030306014"],"award-info":[{"award-number":["2016A030306014"]}]},{"DOI":"10.13039\/501100013111","name":"Tip-top Scientific and Technical Innovative Youth Talents of Guangdong Special Support Program","doi-asserted-by":"crossref","award":["2016TQ03X542"],"award-info":[{"award-number":["2016TQ03X542"]}],"id":[{"id":"10.13039\/501100013111","id-type":"DOI","asserted-by":"crossref"}]},{"DOI":"10.13039\/100000001","name":"National Science Foundation","doi-asserted-by":"publisher","award":["IIS-1526499"],"award-info":[{"award-number":["IIS-1526499"]}],"id":[{"id":"10.13039\/100000001","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100000001","name":"National Science Foundation","doi-asserted-by":"publisher","award":["IIS-1763325"],"award-info":[{"award-number":["IIS-1763325"]}],"id":[{"id":"10.13039\/100000001","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100000001","name":"National Science Foundation","doi-asserted-by":"publisher","award":["CNS-1626432"],"award-info":[{"award-number":["CNS-1626432"]}],"id":[{"id":"10.13039\/100000001","id-type":"DOI","asserted-by":"publisher"}]},{"name":"Guangdong Engineering Research Center of Smart Vocational Education and Big Data","award":["706049150203"],"award-info":[{"award-number":["706049150203"]}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["IEEE Access"],"published-print":{"date-parts":[[2019]]},"DOI":"10.1109\/access.2019.2897979","type":"journal-article","created":{"date-parts":[[2019,2,7]],"date-time":"2019-02-07T20:29:47Z","timestamp":1549571387000},"page":"19550-19563","source":"Crossref","is-referenced-by-count":70,"title":["A Score Prediction Approach for Optional Course Recommendation via Cross-User-Domain Collaborative Filtering"],"prefix":"10.1109","volume":"7","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-5089-4637","authenticated-orcid":false,"given":"Ling","family":"Huang","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5972-559X","authenticated-orcid":false,"given":"Chang-Dong","family":"Wang","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Hong-Yang","family":"Chao","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3883-2024","authenticated-orcid":false,"given":"Jian-Huang","family":"Lai","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Philip S.","family":"Yu","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"263","reference":[{"key":"ref33","doi-asserted-by":"publisher","DOI":"10.1016\/j.compedu.2014.10.008"},{"key":"ref32","doi-asserted-by":"publisher","DOI":"10.1109\/TLT.2015.2419262"},{"key":"ref31","doi-asserted-by":"publisher","DOI":"10.1109\/TE.2014.2309554"},{"key":"ref30","doi-asserted-by":"publisher","DOI":"10.1109\/TLT.2013.28"},{"key":"ref37","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2018.2850376"},{"key":"ref36","doi-asserted-by":"publisher","DOI":"10.1109\/TLT.2015.2487977"},{"key":"ref35","doi-asserted-by":"publisher","DOI":"10.1109\/TLT.2015.2434824"},{"key":"ref34","doi-asserted-by":"publisher","DOI":"10.1109\/TLT.2014.2379261"},{"key":"ref10","doi-asserted-by":"publisher","DOI":"10.1016\/j.compedu.2006.08.012"},{"key":"ref11","article-title":"Serendipitous recommendation in E-commerce using innovator-based collaborative filtering","author":"wang","year":"0","journal-title":"IEEE Trans Cybern"},{"key":"ref12","first-page":"150","article-title":"Low-rank and sparse cross-domain recommendation algorithm","author":"zhao","year":"2018","journal-title":"Proc Int Conf Database Syst Adv Appl"},{"key":"ref13","doi-asserted-by":"publisher","DOI":"10.1371\/journal.pone.0147944"},{"key":"ref14","doi-asserted-by":"publisher","DOI":"10.1016\/j.elerap.2017.10.007"},{"key":"ref15","first-page":"1827","article-title":"Cross-domain collaborative filtering with review text","author":"xin","year":"2015","journal-title":"Proc IJCAI"},{"key":"ref16","first-page":"14e","article-title":"Why do they choose an optional course? The rare case of teratology","volume":"18","author":"tall\u00f3n","year":"2014","journal-title":"Eur J Dental Educ"},{"key":"ref17","doi-asserted-by":"publisher","DOI":"10.1109\/TE.2013.2277031"},{"key":"ref18","doi-asserted-by":"crossref","first-page":"134","DOI":"10.1109\/TE.2016.2607693","article-title":"From higher education to open education: Challenges in the transformation of an online traditional course","volume":"60","author":"n\u00fa\u00f1ez","year":"2017","journal-title":"IEEE Trans Edu"},{"key":"ref19","first-page":"92","article-title":"The effect of dynamic Web technologies on student academic achievement in problem-based collaborative learning environment","volume":"6","author":"korucu","year":"2018","journal-title":"The Malaysian Online Journal of Educational Technology"},{"key":"ref28","doi-asserted-by":"publisher","DOI":"10.1109\/TLT.2013.23"},{"key":"ref4","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2018.2882240"},{"key":"ref27","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2018.2882297"},{"key":"ref3","doi-asserted-by":"publisher","DOI":"10.1016\/j.compedu.2009.08.005"},{"key":"ref6","doi-asserted-by":"publisher","DOI":"10.1145\/2723576.2723657"},{"key":"ref29","doi-asserted-by":"publisher","DOI":"10.1109\/TSMC.2013.2252892"},{"key":"ref5","doi-asserted-by":"publisher","DOI":"10.1016\/j.compedu.2013.01.015"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1109\/TE.2015.2427116"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.1111\/jedm.12127"},{"key":"ref2","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2018.2889635"},{"key":"ref9","doi-asserted-by":"publisher","DOI":"10.1016\/j.compedu.2010.11.001"},{"key":"ref1","doi-asserted-by":"publisher","DOI":"10.1145\/1151588.1151604"},{"key":"ref20","first-page":"1","article-title":"The impact of guided learning on student achievement and retention in an online course environment: A reflection on introductory MIS courses","author":"moore","year":"2018","journal-title":"Proc 13th Midwest Assoc Inf Syst Conf"},{"key":"ref22","doi-asserted-by":"publisher","DOI":"10.1145\/2839509.2844606"},{"key":"ref21","first-page":"48","article-title":"Grade prediction with temporal course-wise influence","author":"ren","year":"2017","journal-title":"Proc 10th Int Conf Educ Data Mining EDM"},{"key":"ref24","doi-asserted-by":"publisher","DOI":"10.1109\/TLT.2016.2616312"},{"key":"ref23","doi-asserted-by":"publisher","DOI":"10.1007\/s10956-016-9683-8"},{"key":"ref26","doi-asserted-by":"publisher","DOI":"10.5815\/ijisa.2018.03.01"},{"key":"ref25","doi-asserted-by":"publisher","DOI":"10.1007\/s11165-016-9563-5"}],"container-title":["IEEE Access"],"original-title":[],"link":[{"URL":"https:\/\/ieeexplore.ieee.org\/ielaam\/6287639\/8600701\/8636939-aam.pdf","content-type":"application\/pdf","content-version":"am","intended-application":"syndication"},{"URL":"http:\/\/xplorestaging.ieee.org\/ielx7\/6287639\/8600701\/08636939.pdf?arnumber=8636939","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2022,4,8]],"date-time":"2022-04-08T18:53:49Z","timestamp":1649444029000},"score":1,"resource":{"primary":{"URL":"https:\/\/ieeexplore.ieee.org\/document\/8636939\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2019]]},"references-count":37,"URL":"https:\/\/doi.org\/10.1109\/access.2019.2897979","relation":{},"ISSN":["2169-3536"],"issn-type":[{"value":"2169-3536","type":"electronic"}],"subject":[],"published":{"date-parts":[[2019]]}}}