{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,18]],"date-time":"2026-05-18T15:37:06Z","timestamp":1779118626238,"version":"3.51.4"},"publisher-location":"New York, NY, USA","reference-count":19,"publisher":"ACM","license":[{"start":{"date-parts":[[2019,3,4]],"date-time":"2019-03-04T00:00:00Z","timestamp":1551657600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.acm.org\/publications\/policies\/copyright_policy#Background"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2019,3,4]]},"DOI":"10.1145\/3303772.3303836","type":"proceedings-article","created":{"date-parts":[[2019,2,25]],"date-time":"2019-02-25T13:32:31Z","timestamp":1551101551000},"page":"180-184","source":"Crossref","is-referenced-by-count":5,"title":["Exploring Learner Engagement Patterns in Teach-Outs Using Topic, Sentiment and On-topicness to Reflect on Pedagogy"],"prefix":"10.1145","author":[{"given":"Wenfei","family":"Yan","sequence":"first","affiliation":[{"name":"University of Michigan, Ann Arbor, MI"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Nia","family":"Dowell","sequence":"additional","affiliation":[{"name":"University of Michigan, Ann Arbor, MI"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Caitlin","family":"Holman","sequence":"additional","affiliation":[{"name":"University of Michigan, Ann Arbor, MI"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Stephen S.","family":"Welsh","sequence":"additional","affiliation":[{"name":"University of Michigan, Ann Arbor, MI"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Heeryung","family":"Choi","sequence":"additional","affiliation":[{"name":"University of Michigan, Ann Arbor, MI"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Christopher","family":"Brooks","sequence":"additional","affiliation":[{"name":"University of Michigan, Ann Arbor, MI"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"320","published-online":{"date-parts":[[2019,3,4]]},"reference":[{"key":"e_1_3_2_1_1_1","first-page":"993","article-title":"Latent dirichlet allocation","author":"Blei David M","year":"2003","journal-title":"Journal of machine Learning research 3"},{"key":"e_1_3_2_1_2_1","volume-title":"Proceedings of the 10th International Conference on Educational Data Mining. 104--111","author":"Cai Z."},{"key":"e_1_3_2_1_3_1","volume-title":"Proceedings of the 9th International Conference on Educational Data Mining. 577--578","author":"Cai Z."},{"key":"e_1_3_2_1_4_1","doi-asserted-by":"publisher","DOI":"10.1109\/IntelliSys.2017.8324235"},{"key":"e_1_3_2_1_5_1","unstructured":"Nia Dowell Tristian Nixon and Arthur C. Graesser. 2018. Group Communication Analysis: A Computational Linguistics Approach for Detecting Sociocognitive Roles in Multi-Party Interactions. CoRR abs\/1801.03563 (2018). arXiv:1801.03563  Nia Dowell Tristian Nixon and Arthur C. Graesser. 2018. Group Communication Analysis: A Computational Linguistics Approach for Detecting Sociocognitive Roles in Multi-Party Interactions. CoRR abs\/1801.03563 (2018). arXiv:1801.03563"},{"key":"e_1_3_2_1_6_1","doi-asserted-by":"publisher","DOI":"10.1145\/3051457.3054005"},{"key":"e_1_3_2_1_7_1","doi-asserted-by":"crossref","unstructured":"Susan T Dumais. 2004. Latent semantic analysis. Annual review of information science and technology 38 1 (2004) 188--230.  Susan T Dumais. 2004. Latent semantic analysis. Annual review of information science and technology 38 1 (2004) 188--230.","DOI":"10.1002\/aris.1440380105"},{"key":"e_1_3_2_1_8_1","doi-asserted-by":"publisher","DOI":"10.1145\/2723576.2723589"},{"key":"e_1_3_2_1_9_1","volume-title":"Proceedings of the Annual Meeting of the Cognitive Science Society","volume":"25","author":"Hu X.","year":"2003"},{"key":"e_1_3_2_1_10_1","doi-asserted-by":"publisher","DOI":"10.1109\/EDUCON.2018.8363409"},{"key":"e_1_3_2_1_11_1","unstructured":"JW. Pennebaker RL. Boyd K. Jordan and K. Blackburn. 2015. The development and psychometric properties of LIWC2015. Technical Report.  JW. Pennebaker RL. Boyd K. Jordan and K. Blackburn. 2015. The development and psychometric properties of LIWC2015. Technical Report."},{"key":"e_1_3_2_1_12_1","doi-asserted-by":"publisher","DOI":"10.3115\/v1\/W14-1804"},{"key":"e_1_3_2_1_13_1","doi-asserted-by":"publisher","DOI":"10.3115\/v1\/P15-1008"},{"key":"e_1_3_2_1_14_1","volume-title":"Workshop on Data Driven Education.","author":"Stump Glenda S.","year":"2013"},{"key":"e_1_3_2_1_15_1","volume-title":"International Conference on Machine Learning. 190--198","author":"Tang Jian","year":"2014"},{"key":"e_1_3_2_1_16_1","doi-asserted-by":"publisher","DOI":"10.1145\/3027385.3029486"},{"key":"e_1_3_2_1_17_1","unstructured":"Xu Wang Diyi Yang Miaomiao Wen Kenneth Koedinger and Carolyn P Ros\u00e9. 2015. Investigating How Student's Cognitive Behavior in MOOC Discussion Forums Affect Learning Gains. International Educational Data Mining Society (2015).  Xu Wang Diyi Yang Miaomiao Wen Kenneth Koedinger and Carolyn P Ros\u00e9. 2015. Investigating How Student's Cognitive Behavior in MOOC Discussion Forums Affect Learning Gains. International Educational Data Mining Society (2015)."},{"key":"e_1_3_2_1_18_1","volume-title":"Educational data mining","author":"Wen Miaomiao","year":"2014"},{"key":"e_1_3_2_1_19_1","doi-asserted-by":"publisher","DOI":"10.1145\/3170358.3170403"}],"event":{"name":"LAK19: The 9th International Learning Analytics & Knowledge Conference","location":"Tempe AZ USA","acronym":"LAK19","sponsor":["SIGWEB ACM Special Interest Group on Hypertext, Hypermedia, and Web","SoLAR The Society for Learning Analytics Research","SIGCHI ACM Special Interest Group on Computer-Human Interaction"]},"container-title":["Proceedings of the 9th International Conference on Learning Analytics & Knowledge"],"original-title":[],"link":[{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/3303772.3303836","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/dl.acm.org\/ft_gateway.cfm?id=3303836&ftid=2041039&dwn=1","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,6,17]],"date-time":"2025-06-17T23:53:40Z","timestamp":1750204420000},"score":1,"resource":{"primary":{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/3303772.3303836"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2019,3,4]]},"references-count":19,"alternative-id":["10.1145\/3303772.3303836","10.1145\/3303772"],"URL":"https:\/\/doi.org\/10.1145\/3303772.3303836","relation":{},"subject":[],"published":{"date-parts":[[2019,3,4]]}}}