{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,6,18]],"date-time":"2025-06-18T04:20:44Z","timestamp":1750220444412,"version":"3.41.0"},"publisher-location":"New York, NY, USA","reference-count":11,"publisher":"ACM","license":[{"start":{"date-parts":[[2021,1,28]],"date-time":"2021-01-28T00:00:00Z","timestamp":1611792000000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.acm.org\/publications\/policies\/copyright_policy#Background"}],"content-domain":{"domain":["dl.acm.org"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2021,1,28]]},"DOI":"10.1145\/3448734.3450792","type":"proceedings-article","created":{"date-parts":[[2021,5,17]],"date-time":"2021-05-17T15:47:36Z","timestamp":1621266456000},"page":"1-5","update-policy":"https:\/\/doi.org\/10.1145\/crossmark-policy","source":"Crossref","is-referenced-by-count":2,"title":["A Deep Knowledge Tracking Model Integrating Difficulty Factors"],"prefix":"10.1145","author":[{"given":"Zhuoqing","family":"Song","sequence":"first","affiliation":[{"name":"Guilin University of Electronic Technology"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Sirui","family":"Huang","sequence":"additional","affiliation":[{"name":"University College London"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Ya","family":"Zhou","sequence":"additional","affiliation":[{"name":"Guilin University of Electronic Technology"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"320","published-online":{"date-parts":[[2021,5,17]]},"reference":[{"volume-title":"Handbook of Educational Data Mining","year":"2011","author":"Romero C.","key":"e_1_3_2_1_1_1"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_2_1","DOI":"10.5555\/2969239.2969296"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_3_1","DOI":"10.1016\/j.neucom.2012.03.002"},{"volume-title":"REES 2015, Research in Engineering Education Symposium","year":"2015","author":"Direnga J.","key":"e_1_3_2_1_4_1"},{"volume-title":"Educational Data Mining","year":"2016","author":"Fouh E.","key":"e_1_3_2_1_5_1"},{"key":"e_1_3_2_1_6_1","first-page":"253","volume-title":"Proceedings of the Fifth Annual ACM Conference on Learning at Scale","volume":"4","author":"Corbett A. T.","year":"1994"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_7_1","DOI":"10.1145\/3231644.3231647"},{"key":"e_1_3_2_1_8_1","first-page":"121","volume-title":"Proceedings of the 4th international conference on educational data mining","author":"Wauters K.","year":"2011"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_9_1","DOI":"10.5555\/3298239.3298437"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_10_1","DOI":"10.1177\/0146621611407305"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_11_1","DOI":"10.1109\/CIST.2018.8596370"}],"event":{"acronym":"CONF-CDS 2021","name":"CONF-CDS 2021: The 2nd International Conference on Computing and Data Science","location":"Stanford CA USA"},"container-title":["The 2nd International Conference on Computing and Data Science"],"original-title":[],"link":[{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/3448734.3450792","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/dl.acm.org\/doi\/pdf\/10.1145\/3448734.3450792","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,6,17]],"date-time":"2025-06-17T20:47:38Z","timestamp":1750193258000},"score":1,"resource":{"primary":{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/3448734.3450792"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2021,1,28]]},"references-count":11,"alternative-id":["10.1145\/3448734.3450792","10.1145\/3448734"],"URL":"https:\/\/doi.org\/10.1145\/3448734.3450792","relation":{},"subject":[],"published":{"date-parts":[[2021,1,28]]},"assertion":[{"value":"2021-05-17","order":2,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}